LUFKIN WELL MANAGER MODBUS MAP

LUFKIN WELL MANAGER MODBUS MAP RPC APPLICATION DATE: VERSION: REVISION: FIRMWARE VERSION: 1/30/2012 6.16 6.16

Lufkin Automation Page 2 of 104 Revision History Revision Date 0.01 5/7/01 0.02 5/8/01 0.03 5/23/01 0.04 6/5/01 00005-00008 32520 42165-42166 41433-41434 Corrected Gauge Off Time Register. ( Changed from 1 Register to 2 Registers 32501 Added Well State Numbers 00010 Changed To ( DST is in Reg 4XXXX ) 0.05 7/12/01 42198-42199 Corrected Typographical Error 42200-42201 Corrected Typographical Error 42206-42207 Corrected Typographical Error 31971-31986 3/19/2007 0.06 7/18/01 42221-42222 Corrected the bit numbers on this register 1.00 7/24/01 00003-00004 Removed recover from loss of programming and clear loss of programming 00011-00012 Removed logic expression flags 11151-11156 6.08 R1 30039-30040 Corrected analog input raw reading size 30359-30360 Corrected analog ouput raw reading size 31203-31502 Removed alarm log information 31503-31682 Removed common stamp event, last occurrence 31823-31847 Removed logic expression results 32501 Removed downtime high fluid level well state 32574 Removed yesterday's low RPM 32580 Removed yesterday's low power 41444-41781 Removed logic expression configuration 2.00 8/13/01 Changed this document to an Microsoft Excel File Type 30603-31202 Corrected the size of these Event Log and Event Time 2.01 8/14/01 32669-36624 Corrected the header organization for the pump card buffers 2.02 8/14/01 40018-40020 Added the enable/disable register for the analog inputs 10065-10320 Added Analog Input Alarm Section 30433-30452 Changed To 30573-30602 Changed To 2.03 8/20/01 32669-34704 Added description of card order in Card Buffers 42496-42499 Reversed the order of the pumpometer and rodometer registers 32605 Changed description to x10 from x100 2.04 8/27/01 Revision History Description Created Released Modified for initial release Added to the map for laptop/host calibration support 32606 Changed description to x10 from x100 42009-42001 Reversed the order of these two registers 42071 Added the constant differential pressure register 42062 Changed the resolution of orifice diameter register

Lufkin Automation Page 3 of 104 Revision History 2.05 9/25/01 110 Added Load Valve Check Buffer 1 Command Function 111 Added Load Valve Check Buffer 2 Command Function 32582 Added Record Peak Polished Rod HP 32583 Added Yesterday's Peak Polished Rod HP 38365-38441 HISTORICAL BUFFERS - Register Address of this Section Changed 36665-36724 Added 60 Day Peak Polished Rod HP Buffer 38410-38441 Added Auto Downtime Buffer and Timestamp 42518-42519 Added VFD Peak and Min Working Speed 42178 Added Pump Depth 42346 Added Refrence Polished Rod HP Timestamp 42348 Added Reference Polished Rod HP 42349 Added Maximum Allowed Polished Rod HP 45001-47429 Added Valve Check Buffer 2.06 10/4/01 10001-10003 Added alarm registers 2.07 10/22/01 43250 Added Fill Base 100 Added Global Off Command Function 110-111 Redefined these definitions 38442-39801 Added Section 39801-39999 Added Special Application Registers 31603 Changed Event Log Descriptions 10001-10064 Added Dynamic and Latched Alarms 10321-10384 Added Digital Status 32501 Removed Counter Balance Check State 32501 Removed Downtime Power On Delay State 32614 Added Description of Pump Fillage 42209 Changed Description 2.08 11/26/01 31823-31847 Added Description for Logic Expression Error Codes 32607 Changed Size of this reserved section 32608-32609 Added Pump Cycle Registers 42190 Added IPA Control Enable/Disable 42191 Added IPA Control Reference 42211 Added HOA Switch Enable/Disable 42212 Added HOA Switch On Digital In 42213 Added HOA Switch Off Digital In 42351 Added Linear Pump Distance Between Sprockets 42154 Changed Description of Load Gain Register 42353 Added Linear Pump Sprocket Radius 42355 Added Linear Pump Malfunction Digital Out Channel 2.09 1/2/02 Campo Boscan Added the Campo Boscan Special Application Registers 32501 Added Main Board Diagnostic State 42276 Added Pumping Unit ID 2.10 2/15/02 42179 Added Generated Position Phase Synch 42213 Changed Description to HOA Auto Digital In 42217-42221 Added Violation Enable/Disable Strucutures for all operation modes 43001-45000 Added Pumping Unit Database Information 2.11 2/18/02 30603 Added Event Numbers 25,26,27 2.12 4/3/02 201 Changed Digital Output start address to 00225 10385-10392 Added Logic Expression Results 32522 Added VFD Run Scaled 43001-45000 Removed Pumping Unit Database Information

Lufkin Automation Page 4 of 104 Revision History 2.13 4/9/02 4XXXX Corrected the size of the Analog Output Configuration Section thus correcting the addressing for the following 4XXXX registers 2.14 4/15/02 41431 Removed day of week ( Not supported ) 2.15 4/16/02 42217-42221 Added Descriptions to all violation enable/disable structures 2.16 4/17/02 42276 Change Pumping Unit ID To Counter Balance Phase Angle 4.01 5/22/02 30603 Added Event Numbers 22,23 42219 Added Logic Expression Enable/Disable to Timed Mode 42356 Changed Output Ratio Calcualation 4.02 6/10/02 112-143 Added Coils to load 24 hour analog input historical buffers 144-175 Added Coils to load 60 day analog input historical buffers 30033-30352 Added Current 8 Minute Average to Analog Input Status Structures 30603 Removed Event Numbers 30,31,32,35,39 Added Event Numbers 43,44,45 38442-38801 Added a 180 floating point buffer to be loaded with special coils 38802-38921 Added a 60 floating point buffer to be loaded with special coils 4.03 7/15/02 41233-41424 Added support for the Alarm Registers 41175-41424 Moved Accumulator Config Section to 40983 32669-36624 Added Shutdown Causes to Dynagraph Card Headers 4.04 7/16/02 38005 Corrected Adress in Load Buffer Header 4.05 9/6/02 30453-30602 Added support for Accumulator Status 32669-36624 Changed Card Buffer to Generic Buffer ( See Generic Buffer Desc ) 40983-41182 Added support for Accumulator Configuration 4.06 10/9/02 10393-10556 Added Register Alarm Alarm and Alert Section 32629 Added Tubing Movement Register 42170 Added Intrinsic Barrier Support Enable/Disable Register 42358-42495 Added Tubing Movement Configuration 4.07 10/30/02 40983-41182 Corrected the location of reserved registers in Accumulator Config 4.08 2/6/03 00481-00545 Added Support for Modbus Master 10457-10520 Added Digital Dynamic Alarms 10521-10584 Added Digital Latched Alarms 10585-10594 Added Modbus Master Communications Failure Dynamic Alarms 10595-10604 Added Modbus Master Communications Failure Latched Alarms 30453-30602 Added Support for 2 more Accumulators 31203-31502 Added Description for Alarm Log 32017-32142 Added Data Section for Modbus Master 40983-41182 Added Support for 2 more Accumulators 42073 Added Differential Pressure Zero Cutoff 45003-47432 Corrected Register Address Range from Valve Check Buffer 47430-49899 Added Modbus Master Support Registers 4.09 3/11/03 10385-10612 Corrected Coil Address in this range.

Lufkin Automation Page 5 of 104 Revision History 4.10 11/6/03 00545-00560 Added Load Alarm Tracking History Coils 00571-00580 Added Load Register Log 1440 Coils 01000-01002 Added Clear Log Coils 10032 Added Active Dynamic Alarm Coil 10064 Added Active Latched Alarm Coil 10603-10644 Added Well State Alarms 31503 Added New Event Counter to Alarm Log 32142-32161 Added Programmable Calculation Results 32342-32389 Added Alarm Tracking Status 32607 Added Accumulated Runtime Minutes Register 41171-41202 Added Well State Alarm Configuration 41203-41222 Added Alarm Tracking Configuration 41788-41790 Added Support for Separate Downtime Logic Expression 41818-41823 Separated Transmission Parameters For Laptop, Radio, Expansion 43104-44403 Added Notepad Configuration 44504-44623 Added Register Log Configuration 44674-44863 Added Register Calculation Configuration 49869 Added Modbus Master Poll Rate Register Added Register Description Section To Map Description 4.11 2/19/04 10602 - Corrected Addresses in this range 4.12 3/1/04 Logic Exp. Added Description to Logic Expression Action Registers 4.13 3/1/04 192-193 Added Load Notepad Coil 4.14 4/26/05 10 Added Reinitialize PIP Calculation 10009-10016 Added Cryout and VFD dynamic alarms 10037-10041 Added VFD latch alarms 38922-38952 Added VFD WF2 Status registers 39703-39800 Added PIP/SWT Resisters 42183 Added SWT % Water Cut 42187 Added SWT Leakage Adjustment 42214 Added External Malfunction Digital Input Channel 42215 Added Clear Alarm Digital Input Channel 42360 Added Descriptions for Tubing Sizes 42370-42495 Added PIP/SWT Configuration Registers 42520-42590 Added VFD Rod Float Mitigator Support 44883-44885 Added Active Alarm Action 49553-49688 Added Cryout Configuration Registers 44996-45001 Added Crank Sensor Installation Adjustment Register DescriptiCorrected Structure for Modbus Register Type

Lufkin Automation Page 6 of 104 Revision History 4.15 8/5/05 Register DescriptiDI Configuration: Configuration 3 11 Added Initiate Reference Revolution Calibration 12 Added Abort Reference Revolution Calibration 13 Liner Loading Operation Terminate 10042 Malfunction Lockout detected 10657-10672 Added Coil Tracking Status 30453 Corrected from Float to Word 31743 Added Shutdown ID 131: Malfunction Lockout 32522 Added Ref Rev Calibration Status 32523-32524 Added Ref Rev Calibration Timestamp 32632 Liner Loading Prevention State 32633 Last Liner Loading Operation 32635 Nest Scheduled Liner Loading Operation 42252 Lockout feature Enable/disable 42253 Lockout allowable period hours 42254 Lockout allowable period minutes 42361 Liner Loading Option 42362 Liner Loading Timer Interval 42363 Liner Loading Operation Period 42364 Liner Loading Valve Control DO Channel 42365 Liner Loading Input:AI Analog Input Channel 42366 Liner Loading Input : AI Threshold limit 42367 Liner Loading Input: AI delay 42368 Liner Loading Valve Control Override 49713 Added Modbus Master Device Type 44994 Moved Switch Mounting Error Angle From 45000 to 44994 5.00 2/17/06 194 Added Coil to Load Last 24 Hour VFD Run Speed Data 201-207 Added Coils to Support SWT/PIP Historical Data Retrieval 650-652 Added Coils to Support VFD Commands 700-715 Added EFM Search Coils 31893-31951 Added EFM Status Registers 42078-42089 Added Additional AGA Configuration Registers to support Custody Transfer 44404-44423 Added Custody Transfer Historical Data Request Criteria 41241 & 41262 Corrected Description to be x100 ms

Lufkin Automation Page 7 of 104 Revision History 5.02 6/6/06 10689 Added Host Logged In Flag 31951-31958 Extended EFM Status Registers 32527 Added Load/Position Transducer Status 38934-38936 Extended VFD Status Registers 40650-40651 Updated Analog Output Configuration 42090-42094 Extended AGA Configuration 42389 Added Tubing Head Pressure Source 42552-42553 Added HOA On Speed and Motor Overload Protection Level 42591 Added Enhanced Fixed Torque RFM Enable/Disable 5.03 7/5/06 42090-42094 Added descriptions to new AGA Configuration Registers 5.04 8/17/06 32527 Converted to 5.06 10/3/06 208 & 209 Added new PIP data coils 10705 Added Invalid Gas Mixture 32525 Added Strokes Per Minute 39729 Added PIP Average Since GOT 39730 Added Yesterday's Average PIP 42592 Added Alarm on Parameter Differences Enable/Disable 32563 Corrected Description to be x100 32564 Corrected Description to be x10 42267 Changed Name to Power Cutoff Mode Configuration 42276 Corrected Description of Register to be a signed x100 register 42536 Changed description to reflect x10 register 42541 Changed description to reflect x10 register 42542 Changed description to reflect x10 register 42548 Changed description to reflect x10 register 42384 Changed description to reflect x10 register 42180 Added Crank Start Detect 42255 Added Start Window 42400 Added PIP Control Override 42401 Added PIP Setpoint 42402 Added Num Consec Low PIP Strokes Allowed 42403 Added Consider Formation Producing Pressure 42404 Added Formation Depth 42640 Added AS1 DBR Installed 42641 Added AS1 RTC Enable/Disable 5.07 11/15/06 Generic Buffer Corrected coils used to load register log historical data 1/12/07 Notepad Added instructions to Notepad section 5.11 3/19/07 42095-42096 Added Contract Hour for EFM Applicatoin 31987-31996 Added Meter Run Name for EFM Application 31977-32001 Added Meter Run ID for EFM Application 5.14 4/16/07 42097 Fixed buffer size in map from 56 to 54 5.16 5/2/07 No changes to map

Lufkin Automation Page 8 of 104 Revision History 5.18 6/21/07 30603 Added AGA 8 Task Re-Executed to Event Log (8) Added Custody Transfer Task Re-Executed to Event Log (9) Added Return to Normal Control to Event Log (20) Added Switch to Failure Control to Event Log (35) Added Enter Programming Fault State to Event Log (88) 31743-31822 Added Shutdown Event ID's 132,133, 134 32516 Corrected Description 650-652 Added coils for VSD Support 201-209 Added coils for Historical SWT/PIP Support 30453-30602 Corrected description for User Defined Accumulator Corrected description for Previous User Defined Accumulator 40001-40640 Corected Channel Configuration Register Description 40641-40790 Corected Channel Configuration Register Description 41444-41800 Added Motor Control Description for Logic Expression Actions 32636 Added Today's Average Strokes Per Minute 32637 Added Yesterday's Average Strokes Per Minute 1160-1161 Added coils for VSD Historical Support 1150-1151 Added coils for Pump Efficiency History 5.24 R1 12/10/08 32501 Added Downtime Logic Expression Well States Added Mslfunction Logic Expression Well States Added Malfunction Lockout Well State Added Downtime PIP Control Override Well State 32627 Corrected Register Description Generic Buffer Added Description for VFD History 32640 Added Average Gross Pump Efficiency 32642 Added Yesterday's Average Gross Pump Efficiency 32644 Added Average Net Pump Efficiency 32646 Added Yesterday's Average Net Pump Efficiency 44444 Added Display Unit Configuration 42484 Added User Defined Tubing Outer Diameter 42486 Added User Defined Tubing Inner Diameter 42596 Added VFD Drive Fault Bypass Digital 10017 Added Invalid Tubing Size Alarm 5.26 R1 1/15/09 No Changes Made 5.28 R1 5/15/09 42181 Added No Crank Timeout 800-801 Added Coils for Loading Malfunction Cards 5.28 R2 7/16/09 30603-31202 Added events to event log 6.00 03/16/10 10721 Added VSD Authorization Alarm 42747-42750 Added Linear Pumping Unit Cornering Support 42751 Added Section 42817 Added Reseverd Section 48000 Added Section 48600 Added Generic Buffer 48933 Added Debug Pump Load 49133 Added Debug Pump Position 49333 Added Debug Fill Base 49334 Added Debug Tubing Gradient 49336 Added Debug Tubing Head Pressure 49338 Added Debug Pump Depth 49340 Added Debug Last Rod Diameter 49342 Added Debug Consider Unachored 49343 Added Debug Tubing Size

Lufkin Automation Page 9 of 104 Revision History 49344 Added Debug Tubing Anchor Depth 49345 Added Debug Shallow Well 49346 Added PIP Version 49347 Added Newton vs. Bisection 49348 Added Fluid Load Filter Window 49350 Added Liquid Filter Window 49352 Added Gas Filter Window 49354 Added Debug Memory 6.02 5/5/10 --- No changes made 6.04 5/25/10 --- No changes made 6.06 6/28/10 --- No changes made 6.08 7/30/10 --- No changes made 6.08 R1 8/17/10 41819 Corrected Description 41821 Corrected Description 41823 Corrected Description 6.10 8/19/10 --- No changes made 6.12 3/2/11 10018 Added VFD Drive Bypass Switch Engaged 10019 Added VFD ABB IGBT Fans Not Configured 10020 Added VFD ABB IGBT Fans Conflict 10021 Adjusted Reserve Value 10043 Added VFD Drive BypassSwitchEngaged 10044 Added VFD ABB IGBT Fans Not Configured 10045 Added VFD ABB IGBT Fans Config Conflict 10046 Adjusted Reserve Value 38937 Added IGBT Temp 38938 Added Control Board Temp 38939 Added Output RPM 38940 Added Line Side Fault 38941 Adjusted Reserve Value 42597 Added VFD Drive Bypass Switch Enabled Disabled 42598 Added VFD Drive Bypass Switch Input Digital 42599 Added VFD IGBT Fans Enabled Disabled 42600 Added VFD IGBT Fans Output Digital 42601 Added VFD IGBT Fans Temp Threshold 42602 Added VFD IGBT Fans Min Run Time 42603 Adjusted Reserve Value 6.14 3/30/11 --- No changes made 6.14 R1 5/11/11 32618 Corrected Description 6.16 1/30/12 --- Well Test / PIP 'Advanced' mode now requires a Sec. Auth. Module

Lufkin Automation Page 10 of 104 00000 Registers 00000 Registers Common Command Functions 00001-00100 Note: Use Function Code 01 to Read these bits. Code 05/15 to Write these bits REGISTER # Coils NAME 1 1 RESET_MAL Reset Malfunctions 2 1 CLEAR Clear Alarms Flag 3 1 4 1 5 1 Basic Calibration Basic Calibration 6 1 Horseshoe Calibration Calibration using horseshoe 7 1 Calibration Accepted Calibration Accepted 8 1 User Terminated Calibration Terminated by user 9 1 Reset To Default 3/19/2007 10 1 ReInitPip Reinitialize Pump Intake Pressure 11 1 InitiateRefRevCalibration Initiate Reference Revolution Calibration 12 1 AbortRefRevCalibration Abort Reference Revolution Calibration 13 1 Terminate Liner Loading 6.08 R1 Liner Loading Option( 4XXXX) is set to TIMER Clear Logic Expression Functions 00017-00025 Note: Use Function Code 01 to Read these bits. Code 05/15 to Write these bits REGISTER # Coils NAME 17 1 Clear Logic Exp 1 Clear Logic Expression 1 Result 18 1 Clear Logic Exp 2 Clear Logic Expression 2 Result 19 1 Clear Logic Exp 3 Clear Logic Expression 3 Result 20 1 Clear Logic Exp 4 Clear Logic Expression 4 Result 21 1 Clear Logic Exp 5 Clear Logic Expression 5 Result 22 1 Clear Logic Exp 6 Clear Logic Expression 6 Result 23 1 Clear Logic Exp 7 Clear Logic Expression 7 Result 24 1 Clear Logic Exp 8 Clear Logic Expression 8 Result 25 1 Clear All Logic Exp Clear All Logic Expression Results

Motor Control Command Functions Lufkin Automation Page 11 of 104 00000 Registers 00100-00102 Note: Use Function Code 01 to Read these bits. Code 05/15 to Write these bits REGISTER # Coils NAME 100 1 Global Off Global Off 101 1 Stop Motor Host Host Stop Motor 102 1 Start Motor Host Host Start Motor Application Specific Command Functions 00103-00200 Load Card Buffers Note: Use Function Code 01 to Read these bits. Code 05 to Write these bits If the controller is configured for downhole control, when loading cards with coils 103-109 the surface and pump card buffers will both be loaded. 103 1 Load Stored Load Stored Cards into 5 Card Buffers 104 1 Load Shutdown 1 Load Shutdown Cards Set 1 Into 5 Card Buffers 105 1 Load Shutdown 2 Load Shutdown Cards Set 2 Into 5 Card Buffers 106 1 Load Standard Load Standard Card into Single Card Buffer 107 1 Load Start Load Start Card into Single Card Buffer 108 1 Load Pump Up Load Pump Up Card into Single Card Buffer 109 1 Load Last Stroke Load Last Stroke into Single Card Buffer Load Valve Check Buffers Note: Use Function Code 01 to Read these bits. Code 05 to Write these bits The forcing of coils 110-111 invoke the storing of valve check buffers into the register range of 45001-47429 110 1 Load Ref VC Load Reference Valve Check 111 1 Load Working VC Load Working Valve Check

Lufkin Automation Page 12 of 104 00000 Registers Load Analog Input 24 Hour History Note: Use Function Code 01 to Read these bits. Code 05 to Write these bits There is a historical buffer for each analog input that holds a 24-hour 8 minute average.( Totalling 180 Floating Point Scaled Values) The forcing of a coil in the range of 112-143 invokes the requested buffer to be loaded into the register range of 38442-38801 112 1 Analog Input 1 Load 24 Hour Analog Input History 113 1 Analog Input 2 Load 24 Hour Analog Input History 114 1 Analog Input 3 Load 24 Hour Analog Input History 115 1 Analog Input 4 Load 24 Hour Analog Input History 116 1 Analog Input 5 Load 24 Hour Analog Input History 117 1 Analog Input 6 Load 24 Hour Analog Input History 118 1 Analog Input 7 Load 24 Hour Analog Input History 119 1 Analog Input 8 Load 24 Hour Analog Input History 120 1 Analog Input 9 Load 24 Hour Analog Input History 121 1 Analog Input 10 Load 24 Hour Analog Input History 122 1 Analog Input 11 Load 24 Hour Analog Input History 123 1 Analog Input 12 Load 24 Hour Analog Input History 124 1 Analog Input 13 Load 24 Hour Analog Input History 125 1 Analog Input 14 Load 24 Hour Analog Input History 126 1 Analog Input 15 Load 24 Hour Analog Input History 127 1 Analog Input 16 Load 24 Hour Analog Input History 128 1 Analog Input 17 Load 24 Hour Analog Input History 129 1 Analog Input 18 Load 24 Hour Analog Input History 130 1 Analog Input 19 Load 24 Hour Analog Input History 131 1 Analog Input 20 Load 24 Hour Analog Input History 132 1 Analog Input 21 Load 24 Hour Analog Input History 133 1 Analog Input 22 Load 24 Hour Analog Input History 134 1 Analog Input 23 Load 24 Hour Analog Input History 135 1 Analog Input 24 Load 24 Hour Analog Input History 136 1 Analog Input 25 Load 24 Hour Analog Input History 137 1 Analog Input 26 Load 24 Hour Analog Input History 138 1 Analog Input 27 Load 24 Hour Analog Input History 139 1 Analog Input 28 Load 24 Hour Analog Input History 140 1 Analog Input 29 Load 24 Hour Analog Input History 141 1 Analog Input 30 Load 24 Hour Analog Input History 142 1 Analog Input 31 Load 24 Hour Analog Input History 143 1 Analog Input 32 Load 24 Hour Analog Input History

Lufkin Automation Page 13 of 104 00000 Registers Load Analog Input 60 Day History Note: Use Function Code 01 to Read these bits. Code 05 to Write these bits There is a 60 floating point historical buffer for each analog input that holds 60 days of daily average of that inputs recorded at gauge off time. The forcing of a coil in the range of 144-175 invokes the requested buffer to be loaded into the register range of 38802-38921. 144 1 Analog Input 1 Load 60 Day Analog Input History 145 1 Analog Input 2 Load 60 Day Analog Input History 146 1 Analog Input 3 Load 60 Day Analog Input History 147 1 Analog Input 4 Load 60 Day Analog Input History 148 1 Analog Input 5 Load 60 Day Analog Input History 149 1 Analog Input 6 Load 60 Day Analog Input History 150 1 Analog Input 7 Load 60 Day Analog Input History 151 1 Analog Input 8 Load 60 Day Analog Input History 152 1 Analog Input 9 Load 60 Day Analog Input History 153 1 Analog Input 10 Load 60 Day Analog Input History 154 1 Analog Input 11 Load 60 Day Analog Input History 155 1 Analog Input 12 Load 60 Day Analog Input History 156 1 Analog Input 13 Load 60 Day Analog Input History 157 1 Analog Input 14 Load 60 Day Analog Input History 158 1 Analog Input 15 Load 60 Day Analog Input History 159 1 Analog Input 16 Load 60 Day Analog Input History 160 1 Analog Input 17 Load 60 Day Analog Input History 161 1 Analog Input 18 Load 60 Day Analog Input History 162 1 Analog Input 19 Load 60 Day Analog Input History 163 1 Analog Input 20 Load 60 Day Analog Input History 164 1 Analog Input 21 Load 60 Day Analog Input History 165 1 Analog Input 22 Load 60 Day Analog Input History 166 1 Analog Input 23 Load 60 Day Analog Input History 167 1 Analog Input 24 Load 60 Day Analog Input History 168 1 Analog Input 25 Load 60 Day Analog Input History 169 1 Analog Input 26 Load 60 Day Analog Input History 170 1 Analog Input 27 Load 60 Day Analog Input History 171 1 Analog Input 28 Load 60 Day Analog Input History 172 1 Analog Input 29 Load 60 Day Analog Input History 173 1 Analog Input 30 Load 60 Day Analog Input History 174 1 Analog Input 31 Load 60 Day Analog Input History 175 1 Analog Input 32 Load 60 Day Analog Input History

Lufkin Automation Page 14 of 104 00000 Registers Load Accumulator 1440 Buffer 176 1 Accumulator 1 Load 1440 Accumulator Buffer 177 1 Accumulator 2 Load 1440 Accumulator Buffer 178 1 Accumulator 3 Load 1440 Accumulator Buffer 179 1 Accumulator 4 Load 1440 Accumulator Buffer 180 1 Accumulator 5 Load 1440 Accumulator Buffer 181 1 Accumulator 6 Load 1440 Accumulator Buffer 182 1 Accumulator 7 Load 1440 Accumulator Buffer 183 1 Accumulator 8 Load 1440 Accumulator Buffer Read Function Code: 01 Write Function Code: 05 Buffer Description: Internally there is a 1440 buffer of floating point values for each accumulator. This buffer contains the last 1440 average rate values calculated at the user defined interval. Buffer Size: 1440 Double Word values ( x100 ) ( 2880 16-bit registers ) Action: Forcing a coil in the range of 176-183 will populate the Generic Buffer ( starting at register 32669 ) with the values from the buffer corresponding to the coil. Load Accumulator 60 Day Buffer 184 1 Accumulator 1 Load 60 Day Accumulator Buffer 185 1 Accumulator 2 Load 60 Day Accumulator Buffer 186 1 Accumulator 3 Load 60 Day Accumulator Buffer 187 1 Accumulator 4 Load 60 Day Accumulator Buffer 188 1 Accumulator 5 Load 60 Day Accumulator Buffer 189 1 Accumulator 6 Load 60 Day Accumulator Buffer 190 1 Accumulator 7 Load 60 Day Accumulator Buffer 191 1 Accumulator 8 Load 60 Day Accumulator Buffer Read Function Code: 01 Write Function Code: 05 Buffer Description: Internally there is a 60 data point buffer of long values for each accumulator. This buffer contains the daily total accumulation of an accumulator stored at gauge off time. Buffer Size: 60 32-bit integer values (x100) (120 16-bit registers) Action: Forcing a coil in the range of 184-191 loads the corresponding 60 day accumulator buffer into the Generic Buffer ( starting register of 32669 ).

Lufkin Automation Page 15 of 104 00000 Registers Notepad Support Coils Note: Use Function Code 01 to Read these bits. Code 05/15 to Write these bits 00192-00193 REGISTER # Coils NAME 192 1 Save Notepad 193 1 Load Notepad VFD Historical Data Support Coils Note: Use Function Code 01 to Read these bits. Code 05/15 to Write these bits 00194 REGISTER # Coils NAME 194 1 Load VFD 1440 Speed SWT/PIP Historical Support Coils Note: Use Function Code 01 to Read these bits. Code 05/15 to Write these bits 00201-00207 REGISTER # Coils NAME 201 1 Load 60 Day SWT Fluid 202 1 Load 60 Day SWT Water 203 1 Load 60 Day SWT Oil 204 1 Load 60 Day SWT Gas 205 1 Load 60 Day SWT All 206 1 Load 60 Day PIP Peak 207 1 Load 60 Day PIP Min 208 1 Load 2880 Avg PIP 209 1 Load 60 Day Avg PIP Digital Outputs Note: Use Function Code 01 to Read these bits. Code 05/15 to Write these bits 00225-00288 REGISTER # Coils NAME 225 64 DO1-DO64 Physical Digital Outputs 1-64

Lufkin Automation Page 16 of 104 00000 Registers Note: Use Function Code 01 to Read these bits. Code 05/15 to Write these bits 00289-00480 REGISTER # Coils NAME 289 192 Modbus Master Save Comm Config Note: Use Function Code 01 to Read these bits. Code 05 to Write these bits 00481-00496 REGISTER # Coils NAME 481 1 Save_Comm_Config_1 Save Modbus Master Comm Config 1 482 1 Save_Comm_Config_2 Save Modbus Master Comm Config 2 483 1 Save_Comm_Config_3 Save Modbus Master Comm Config 3 484 1 Save_Comm_Config_4 Save Modbus Master Comm Config 4 485 1 Save_Comm_Config_5 Save Modbus Master Comm Config 5 486 1 Save_Comm_Config_6 Save Modbus Master Comm Config 6 487 1 Save_Comm_Config_7 Save Modbus Master Comm Config 7 488 1 Save_Comm_Config_8 Save Modbus Master Comm Config 8 489 1 Save_Comm_Config_9 Save Modbus Master Comm Config 9 490 1 Save_Comm_Config_10 Save Modbus Master Comm Config 10 491 6 Modbus Master Save Comm Config Note: Use Function Code 01 to Read these bits. Code 05 to Write these bits 00497-00512 REGISTER # Coils NAME 497 1 Save_Reg_Addresses_1 Save Register Addresses 1 498 1 Save_Reg_Addresses_2 Save Register Addresses 2 499 1 Save_Reg_Addresses_3 Save Register Addresses 3 500 1 Save_Reg_Addresses_4 Save Register Addresses 4 501 1 Save_Reg_Addresses_5 Save Register Addresses 5 502 1 Save_Reg_Addresses_6 Save Register Addresses 6 503 1 Save_Reg_Addresses_7 Save Register Addresses 7 504 1 Save_Reg_Addresses_8 Save Register Addresses 8 505 1 Save_Reg_Addresses_9 Save Register Addresses 9 506 1 Save_Reg_Addresses_10 Save Register Addresses 10 507 6

Lufkin Automation Page 17 of 104 00000 Registers Modbus Master Load Data Note: Use Function Code 01 to Read these bits. Code 05 to Write these bits 00513-00528 REGISTER # Coils NAME 513 1 Load_Data_1 Load Data 1 514 1 Load_Data_2 Load Data 2 515 1 Load_Data_3 Load Data 3 516 1 Load_Data_4 Load Data 4 517 1 Load_Data_5 Load Data 5 518 1 Load_Data_6 Load Data 6 519 1 Load_Data_7 Load Data 7 520 1 Load_Data_8 Load Data 8 521 1 Load_Data_9 Load Data 9 522 1 Load_Data_10 Load Data 10 523 6 Modbus Master Write Data To Slave Note: Use Function Code 01 to Read these bits. Code 05 to Write these bits 00529-00545 REGISTER # Coils NAME 529 1 Write_Data_To_Slave_1 Write Data To Slave Device 1 530 1 Write_Data_To_Slave_2 Write Data To Slave Device 2 531 1 Write_Data_To_Slave_3 Write Data To Slave Device 3 532 1 Write_Data_To_Slave_4 Write Data To Slave Device 4 533 1 Write_Data_To_Slave_5 Write Data To Slave Device 5 534 1 Write_Data_To_Slave_6 Write Data To Slave Device 6 535 1 Write_Data_To_Slave_7 Write Data To Slave Device 7 536 1 Write_Data_To_Slave_8 Write Data To Slave Device 8 537 1 Write_Data_To_Slave_9 Write Data To Slave Device 9 538 1 Write_Data_To_Slave_10 Write Data To Slave Device 10 539 6

Lufkin Automation Page 18 of 104 00000 Registers Load Alarm Tracking 60 Day History Note: Use Function Code 01 to Read these bits. Code 05 to Write these bits 00545-00570 Note: Set these coils to load the alarm tracking history into the generic buffer beginning at 32669. A description of these buffers is in the Generic Buffer Description of this document. 545 1 Load Alarm Track 1 Hist Load Alarm Track 1 60 Day History 546 1 Load Alarm Track 2 Hist Load Alarm Track 2 60 Day History 547 1 Load Alarm Track 3 Hist Load Alarm Track 3 60 Day History 548 1 Load Alarm Track 4 Hist Load Alarm Track 4 60 Day History 549 1 Load Alarm Track 5 Hist Load Alarm Track 5 60 Day History 550 1 Load Alarm Track 6 Hist Load Alarm Track 6 60 Day History 551 1 Load Alarm Track 7 Hist Load Alarm Track 7 60 Day History 552 1 Load Alarm Track 8 Hist Load Alarm Track 8 60 Day History 553 1 Load Alarm Track 9 Hist Load Alarm Track 9 60 Day History 554 1 Load Alarm Track 10 Hist Load Alarm Track 10 60 Day History 555 1 Load Alarm Track 11 Hist Load Alarm Track 11 60 Day History 556 1 Load Alarm Track 12 Hist Load Alarm Track 12 60 Day History 557 1 Load Alarm Track 13 Hist Load Alarm Track 13 60 Day History 558 1 Load Alarm Track 14 Hist Load Alarm Track 14 60 Day History 559 1 Load Alarm Track 15 Hist Load Alarm Track 15 60 Day History 560 1 Load Alarm Track 16 Hist Load Alarm Track 16 60 Day History 561 10 Load Register Log 1440 Buffers Note: Use Function Code 01 to Read these bits. Code 05 to Write these bits 00571-00580 REGISTER # Coils NAME 571 1 Load Reg Log 1 Buffer Load Register Log 1 1440 Buffer 572 1 Load Reg Log 2 Buffer Load Register Log 2 1440 Buffer 573 1 Load Reg Log 3 Buffer Load Register Log 3 1440 Buffer 574 1 Load Reg Log 4 Buffer Load Register Log 4 1440 Buffer 575 1 Load Reg Log 5 Buffer Load Register Log 5 1440 Buffer 576 1 Load Reg Log 6 Buffer Load Register Log 6 1440 Buffer 577 1 Load Reg Log 7 Buffer Load Register Log 7 1440 Buffer 578 1 Load Reg Log 8 Buffer Load Register Log 8 1440 Buffer 579 1 Load Reg Log 9 Buffer Load Register Log 9 1440 Buffer 580 1 Load Reg Log 10 Buffer Load Register Log 10 1440 Buffer

Lufkin Automation Page 19 of 104 00000 Registers Note: Use Function Code 01 to Read these bits. Code 05 to Write these bits 00581-00649 REGISTER # Coils NAME 581 69 VFD Commands Note: Use Function Code 01 to Read these bits. Code 05 to Write these bits 00650-00652 REGISTER # Coils 650 1 651 1 652 1 Description VFD Write Generic Register VFD Copy Parameters To Drive From the Controller VFD Copy Parameters To the Controller From Drive Note: Use Function Code 01 to Read these bits. Code 05 to Write these bits 653 REGISTER # Coils 653 347 Description

Lufkin Automation Page 20 of 104 00000 Registers EFM HISTORICAL DATA RETRIEVAL COILS Retrieve By Date Note: Use Function Code 05 to Write these bits 700-703 REGISTER # Coils Description 700 1 Retrieve Daily Record 701 1 Retrieve Hourly Records 702 1 Retrieve Alarm Log Entries 703 1 Retrieve Event Log Entries Retrieve By Record/Sequence Number Note: Use Function Code 05 to Write these bits 704-707 REGISTER # Coils Description 704 1 Retrieve Daily Record 705 1 Retrieve Hourly Records 706 1 Retrieve Alarm Log Entries 707 1 Retrieve Event Log Entries Retrieve By Date Range Note: Use Function Code 05 to Write these bits 708-711 REGISTER # Coils 708 1 709 1 710 1 711 1 Description Retrieve Daily Record Retrieve Hourly Records Retrieve Alarm Log Entries Retrieve Event Log Entries Retrieve By Record Number Range Note: Use Function Code 05 to Write these bits 712-715 REGISTER # Coils Description 712 1 Retrieve Daily Record 713 1 Retrieve Hourly Records 714 1 Retrieve Alarm Log Entries 715 1 Retrieve Event Log Entries

Load Malfunction Cards Note: Use Function Code 05 to Write these bits Lufkin Automation Page 21 of 104 00000 Registers 800-801 If the controller is configured for downhole control, when loading cards with coils 103-109 the surface and pump card buffers will both be loaded. REGISTER # Coils Description 800 1 Load Malfunction Cards 1-5 Into 5 Card Buffers 801 1 Load Malfunction Cards 6-10 Into 5 Card Buffers

Lufkin Automation Page 22 of 104 00000 Registers Clear Log Commands Note: Use Function Code 01 to Read these bits. Code 05 to Write these bits 01000-01002 REGISTER # Coils NAME 1000 1 Clear Alarm Log Clear Alarm Log 1001 1 Clear Shutdown Event Log Clear Shutdown Event Log 1002 1 Clear New Event Counter Clear New Event Log Entry Counter ( Reg 31503 ) Load Pump Efficiency History REGISTER # Coils NAME 1150 1 Load 60 Day Average Gross Pump Efficiency 1151 1 Load 60 Day Average Net Pump Efficiency 01150-01151 Note: Use Function Code 01 to Read these bits. Code 05 to Write these bits in order to load the historical data into the buffer beginning at register 32669 Load VSD Historical Support Data REGISTER # Coils NAME 1160 1 Load 60 Day Average SPM 1161 1 Load 60 Day Stroke Total 01160-01161 Note: Use Function Code 01 to Read these bits. Code 05 to Write these bits in order to load the historical data into the buffer beginning at register 32669

Lufkin Automation Page 23 of 104 10000 Registers Dynamic Alarms 10001-10032 Note: Use Function Code 02 to Read these bits. 10000 Registers REGISTER # Coils NAME 10001 1 No RPM No RPM Flag 10002 1 No Crank No Crank 10003 1 Belt Slippage Belt Slippage 10004 1 Peak Polished Rod HP Peak Polished Rod HP 10005 1 VFD Peak Load Limit VFD Peak Load Limit 10006 1 VFD Min Load Limit VFD Min Load Limit 10007 1 Invalid HOA Digital A Digital Selected for HOA use is not properly configured 10008 1 Invalid Linear Pump Digital The digital selected for malfunction use with a linear 10009 1 Cryout Alarm pump is not properly configured 10010 1 VFD Comm Error 10011 1 VFD Drive Fault Error 10012 1 VFD Drive Fault Bypass 10013 1 VFD Drive Parameter Difference 10014 1 VFD Keypad Control 10015 1 VFD Switch Off 6.08 R1 10016 1 VFD Pressure Switch Engaged 10017 1 Invalid Tubing Size 10018 1 VFD Drive Bypass Switch Engaged 10019 1 VFD ABB IGBT Fans Not Configured 10020 1 VFD ABB IGBT Fans Conflict 10021 11 10032 1 Active Dynamic Alarm(s) If set, then a dynamic alarm in the 1XXXX range is Latched Alarms 10033-10064 Note: Use Function Code 02 to Read these bits. REGISTER # Coils NAME 10033 1 Change In Programming Change in Programming 10034 1 Reset To Defaults Reset To Defaults 10035 1 Change Password Change Password 10036 1 10037 1 VFD Drive Fault Error 10038 1 VFD Drive Fault Bypass 10039 1 VFD Keypad Control 10040 1 VFD Switch Off 10041 1 VFD Pressure Switch Engaged 10042 1 Malfunction Lockout malfunction lockout detected 10043 1 VFD Drive BypassSwitchEngaged 10044 1 VFD ABB IGBT Fans Not Configured 10045 1 VFD ABB IGBT Fans Config Conflict

Lufkin Automation Page 24 of 104 10000 Registers 10046 18 10064 1 Active Latched Alarm If set, then a latched alarm in the 1XXXX range is active

Lufkin Automation Page 25 of 104 10000 Registers Analog Input Alarms & Alerts 10065-10320 Each Alarm Section is formatted the same as below. ( Each set contains 32 bits ) EXAMPLE: EXAMPLE EXAMPLE_ALARM_SET Example Set of Alarms, following Alarms will follow ANALOG_INPUT_ 1 ANALOG_INPUT_ 2 ANALOG_INPUT_ 3 ANALOG_INPUT_ 4 ANALOG_INPUT_ 5 ANALOG_INPUT_ 6 ANALOG_INPUT_ 7 ANALOG_INPUT_ 8 ANALOG_INPUT_ 9 ANALOG_INPUT_ 10 ANALOG_INPUT_ 11 ANALOG_INPUT_ 12 ANALOG_INPUT_ 13 ANALOG_INPUT_ 14 ANALOG_INPUT_ 15 ANALOG_INPUT_ 16 ANALOG_INPUT_ 17 ANALOG_INPUT_ 18 ANALOG_INPUT_ 19 ANALOG_INPUT_ 20 ANALOG_INPUT_ 21 ANALOG_INPUT_ 22 ANALOG_INPUT_ 23 ANALOG_INPUT_ 24 ANALOG_INPUT_ 25 ANALOG_INPUT_ 26 ANALOG_INPUT_ 27 ANALOG_INPUT_ 28 ANALOG_INPUT_ 29 ANALOG_INPUT_ 30 ANALOG_INPUT_ 31 ANALOG_INPUT_ 32 Note: Use Function Code 02 to Read these bits. the same format Example Alarm for Analog Input 1 Example Alarm for Analog Input 2 Example Alarm for Analog Input 3 Example Alarm for Analog Input 4 Example Alarm for Analog Input 5 Example Alarm for Analog Input 6 Example Alarm for Analog Input 7 Example Alarm for Analog Input 8 Example Alarm for Analog Input 9 Example Alarm for Analog Input 10 Example Alarm for Analog Input 11 Example Alarm for Analog Input 12 Example Alarm for Analog Input 13 Example Alarm for Analog Input 14 Example Alarm for Analog Input 15 Example Alarm for Analog Input 16 Example Alarm for Analog Input 17 Example Alarm for Analog Input 18 Example Alarm for Analog Input 19 Example Alarm for Analog Input 20 Example Alarm for Analog Input 21 Example Alarm for Analog Input 22 Example Alarm for Analog Input 23 Example Alarm for Analog Input 24 Example Alarm for Analog Input 25 Example Alarm for Analog Input 26 Example Alarm for Analog Input 27 Example Alarm for Analog Input 28 Example Alarm for Analog Input 29 Example Alarm for Analog Input 30 Example Alarm for Analog Input 31 Example Alarm for Analog Input 32 REGISTER # Coils NAME 10065 32 ANALOG_ACT_LOW_ALARM_SET Analog Input Active Low Alarms 10097 32 ANALOG_LOW_ALARM_OCC_SET Analog Input Latched Low Alarms 10129 32 ANALOG_ACT_LOW_ALERT_SET Analog Input Active Low Alerts 10161 32 ANALOG_LOW_ALERT_OCC_SET Analog Input Latched Low Alert 10193 32 ANALOG_ACT_HI_ALARM_SET Analog Input Active High Alarms 10225 32 ANALOG_HI_ALARM_OCC_SET Analog Input Latched High Alarms 10257 32 ANALOG_ACT_HI_ALERT_SET Analog Input Active High Alerts 10289 32 ANALOG_HI_ALERT_OCC_SET Analog Input Latched High Alerts

Lufkin Automation Page 26 of 104 10000 Registers Digital Status 10321-10384 Note: Use Function Code 02 to Read these bits. REGISTER # Coils NAME 10321 1 Digital 1 Status Digital 1 Status 10322 1 Digital 2 Status Digital 2 Status 10323 1 Digital 3 Status Digital 3 Status 10324 1 Digital 4 Status Digital 4 Status 10325 1 Digital 5 Status Digital 5 Status 10326 1 Digital 6 Status Digital 6 Status 10327 1 Digital 7 Status Digital 7 Status 10328 1 Digital 8 Status Digital 8 Status 10329 1 Digital 9 Status Digital 9 Status 10330 1 Digital 10 Status Digital 10 Status 10331 1 Digital 11 Status Digital 11 Status 10332 1 Digital 12 Status Digital 12 Status 10333 1 Digital 13 Status Digital 13 Status 10334 1 Digital 14 Status Digital 14 Status 10335 1 Digital 15 Status Digital 15 Status 10336 1 Digital 16 Status Digital 16 Status 10337 1 Digital 17 Status Digital 17 Status 10338 1 Digital 18 Status Digital 18 Status 10339 1 Digital 19 Status Digital 19 Status 10340 1 Digital 20 Status Digital 20 Status 10341 1 Digital 21 Status Digital 21 Status 10342 1 Digital 22 Status Digital 22 Status 10343 1 Digital 23 Status Digital 23 Status 10344 1 Digital 24 Status Digital 24 Status 10345 1 Digital 25 Status Digital 25 Status 10346 1 Digital 26 Status Digital 26 Status 10347 1 Digital 27 Status Digital 27 Status 10348 1 Digital 28 Status Digital 28 Status 10349 1 Digital 29 Status Digital 29 Status 10350 1 Digital 30 Status Digital 30 Status 10351 1 Digital 31 Status Digital 31 Status 10352 1 Digital 32 Status Digital 32 Status 10353 1 Digital 33 Status Digital 33 Status 10354 1 Digital 34 Status Digital 34 Status 10355 1 Digital 35 Status Digital 35 Status 10356 1 Digital 36 Status Digital 36 Status 10357 1 Digital 37 Status Digital 37 Status 10358 1 Digital 38 Status Digital 38 Status 10359 1 Digital 39 Status Digital 39 Status 10360 1 Digital 40 Status Digital 40 Status 10361 1 Digital 41 Status Digital 41 Status 10362 1 Digital 42 Status Digital 42 Status 10363 1 Digital 43 Status Digital 43 Status

Lufkin Automation Page 27 of 104 10000 Registers 10364 1 Digital 44 Status Digital 44 Status 10365 1 Digital 45 Status Digital 45 Status 10366 1 Digital 46 Status Digital 46 Status 10367 1 Digital 47 Status Digital 47 Status 10368 1 Digital 48 Status Digital 48 Status 10369 1 Digital 49 Status Digital 49 Status 10370 1 Digital 50 Status Digital 50 Status 10371 1 Digital 51 Status Digital 51 Status 10372 1 Digital 52 Status Digital 52 Status 10373 1 Digital 53 Status Digital 53 Status 10374 1 Digital 54 Status Digital 54 Status 10375 1 Digital 55 Status Digital 55 Status 10376 1 Digital 56 Status Digital 56 Status 10377 1 Digital 57 Status Digital 57 Status 10378 1 Digital 58 Status Digital 58 Status 10379 1 Digital 59 Status Digital 59 Status 10380 1 Digital 60 Status Digital 60 Status 10381 1 Digital 61 Status Digital 61 Status 10382 1 Digital 62 Status Digital 62 Status 10383 1 Digital 63 Status Digital 63 Status 10384 1 Digital 64 Status Digital 64 Status

Lufkin Automation Page 28 of 104 10000 Registers Logic Expression Results 10385-10392 Note: Use Function Code 02 to Read these bits. REGISTER # Coils NAME 10385 1 LOGIC_EXPRESSION_RESULT_1 Logic Expression 1 Result 10386 1 LOGIC_EXPRESSION_RESULT_2 Logic Expression 2 Result 10387 1 LOGIC_EXPRESSION_RESULT_3 Logic Expression 3 Result 10388 1 LOGIC_EXPRESSION_RESULT_4 Logic Expression 4 Result 10389 1 LOGIC_EXPRESSION_RESULT_5 Logic Expression 5 Result 10390 1 LOGIC_EXPRESSION_RESULT_6 Logic Expression 6 Result 10391 1 LOGIC_EXPRESSION_RESULT_7 Logic Expression 7 Result 10392 1 LOGIC_EXPRESSION_RESULT_8 Logic Expression 8 Result 10393 8 Alarm Register Alarms & Alerts 10401-10464 Each Alarm Section is formatted the same as below. ( Each set contains 32 bits ) EXAMPLE: EXAMPLE EXAMPLE_ALARM_SET Example Set of Alarms, following Alarms will follow the same format ALARM_REGISTER_ 1 Example Alarm for Alarm Register 1 ALARM_REGISTER_ 2 Example Alarm for Alarm Register 2 ALARM_REGISTER_ 3 Example Alarm for Alarm Register 3 ALARM_REGISTER_ 4 Example Alarm for Alarm Register 4 ALARM_REGISTER_ 5 Example Alarm for Alarm Register 5 ALARM_REGISTER_ 6 Example Alarm for Alarm Register 6 ALARM_REGISTER_ 7 Example Alarm for Alarm Register 7 ALARM_REGISTER_ 8 Example Alarm for Alarm Register 8 Note: Use Function Code 02 to Read these bits. REGISTER # Coils NAME 10401 8 ALRM_REG_LOW_ALARM_SET Alarm Register Active Low Alarms 10409 8 ALRM_REG_LOW_ALARM_OCC_SEAlarm Register Latched Low Alarms 10417 8 ALRM_REG_ACT_LOW_ALERT_SETAlarm Register Active Low Alerts 10425 8 ALRM_REG_LOW_ALERT_OCC_SETAlarm Register Latched Low Alert 10433 8 ALRM_REG_ACT_HI_ALARM_SET Alarm Register Active High Alarms 10441 8 ALRM_REG_HI_ALARM_OCC_SET Alarm Register Latched High Alarms 10449 8 ALRM_REG_ACT_HI_ALERT_SET Alarm Register Active High Alerts 10457 8 ALRM_REG_HI_ALERT_OCC_SET Alarm Register Latched High Alerts

Lufkin Automation Page 29 of 104 10000 Registers Digital Dynamic Alarms 10465-10528 Note: Use Function Code 02 to Read these bits. REGISTER # Coils NAME 10465 1 Digital 1 Dynamic Alarm Digital 1 Dynamic Alarm 10466 1 Digital 2 Dynamic Alarm Digital 2 Dynamic Alarm 10467 1 Digital 3 Dynamic Alarm Digital 3 Dynamic Alarm 10468 1 Digital 4 Dynamic Alarm Digital 4 Dynamic Alarm 10469 1 Digital 5 Dynamic Alarm Digital 5 Dynamic Alarm 10470 1 Digital 6 Dynamic Alarm Digital 6 Dynamic Alarm 10471 1 Digital 7 Dynamic Alarm Digital 7 Dynamic Alarm 10472 1 Digital 8 Dynamic Alarm Digital 8 Dynamic Alarm 10473 1 Digital 9 Dynamic Alarm Digital 9 Dynamic Alarm 10474 1 Digital 10 Dynamic Alarm Digital 10 Dynamic Alarm 10475 1 Digital 11 Dynamic Alarm Digital 11 Dynamic Alarm 10476 1 Digital 12 Dynamic Alarm Digital 12 Dynamic Alarm 10477 1 Digital 13 Dynamic Alarm Digital 13 Dynamic Alarm 10478 1 Digital 14 Dynamic Alarm Digital 14 Dynamic Alarm 10479 1 Digital 15 Dynamic Alarm Digital 15 Dynamic Alarm 10480 1 Digital 16 Dynamic Alarm Digital 16 Dynamic Alarm 10481 1 Digital 17 Dynamic Alarm Digital 17 Dynamic Alarm 10482 1 Digital 18 Dynamic Alarm Digital 18 Dynamic Alarm 10483 1 Digital 19 Dynamic Alarm Digital 19 Dynamic Alarm 10484 1 Digital 20 Dynamic Alarm Digital 20 Dynamic Alarm 10485 1 Digital 21 Dynamic Alarm Digital 21 Dynamic Alarm 10486 1 Digital 22 Dynamic Alarm Digital 22 Dynamic Alarm 10487 1 Digital 23 Dynamic Alarm Digital 23 Dynamic Alarm 10488 1 Digital 24 Dynamic Alarm Digital 24 Dynamic Alarm 10489 1 Digital 25 Dynamic Alarm Digital 25 Dynamic Alarm 10490 1 Digital 26 Dynamic Alarm Digital 26 Dynamic Alarm 10491 1 Digital 27 Dynamic Alarm Digital 27 Dynamic Alarm 10492 1 Digital 28 Dynamic Alarm Digital 28 Dynamic Alarm 10493 1 Digital 29 Dynamic Alarm Digital 29 Dynamic Alarm 10494 1 Digital 30 Dynamic Alarm Digital 30 Dynamic Alarm 10495 1 Digital 31 Dynamic Alarm Digital 31 Dynamic Alarm 10496 1 Digital 32 Dynamic Alarm Digital 32 Dynamic Alarm 10497 1 Digital 33 Dynamic Alarm Digital 33 Dynamic Alarm 10498 1 Digital 34 Dynamic Alarm Digital 34 Dynamic Alarm 10499 1 Digital 35 Dynamic Alarm Digital 35 Dynamic Alarm 10500 1 Digital 36 Dynamic Alarm Digital 36 Dynamic Alarm

Lufkin Automation Page 30 of 104 10000 Registers 10501 1 Digital 37 Dynamic Alarm Digital 37 Dynamic Alarm 10502 1 Digital 38 Dynamic Alarm Digital 38 Dynamic Alarm 10503 1 Digital 39 Dynamic Alarm Digital 39 Dynamic Alarm 10504 1 Digital 40 Dynamic Alarm Digital 40 Dynamic Alarm 10505 1 Digital 41 Dynamic Alarm Digital 41 Dynamic Alarm 10506 1 Digital 42 Dynamic Alarm Digital 42 Dynamic Alarm 10507 1 Digital 43 Dynamic Alarm Digital 43 Dynamic Alarm 10508 1 Digital 44 Dynamic Alarm Digital 44 Dynamic Alarm 10509 1 Digital 45 Dynamic Alarm Digital 45 Dynamic Alarm 10510 1 Digital 46 Dynamic Alarm Digital 46 Dynamic Alarm 10511 1 Digital 47 Dynamic Alarm Digital 47 Dynamic Alarm 10512 1 Digital 48 Dynamic Alarm Digital 48 Dynamic Alarm 10513 1 Digital 49 Dynamic Alarm Digital 49 Dynamic Alarm 10514 1 Digital 50 Dynamic Alarm Digital 50 Dynamic Alarm 10515 1 Digital 51 Dynamic Alarm Digital 51 Dynamic Alarm 10516 1 Digital 52 Dynamic Alarm Digital 52 Dynamic Alarm 10517 1 Digital 53 Dynamic Alarm Digital 53 Dynamic Alarm 10518 1 Digital 54 Dynamic Alarm Digital 54 Dynamic Alarm 10519 1 Digital 55 Dynamic Alarm Digital 55 Dynamic Alarm 10520 1 Digital 56 Dynamic Alarm Digital 56 Dynamic Alarm 10521 1 Digital 57 Dynamic Alarm Digital 57 Dynamic Alarm 10522 1 Digital 58 Dynamic Alarm Digital 58 Dynamic Alarm 10523 1 Digital 59 Dynamic Alarm Digital 59 Dynamic Alarm 10524 1 Digital 60 Dynamic Alarm Digital 60 Dynamic Alarm 10525 1 Digital 61 Dynamic Alarm Digital 61 Dynamic Alarm 10526 1 Digital 62 Dynamic Alarm Digital 62 Dynamic Alarm 10527 1 Digital 63 Dynamic Alarm Digital 63 Dynamic Alarm 10528 1 Digital 64 Dynamic Alarm Digital 64 Dynamic Alarm

Lufkin Automation Page 31 of 104 10000 Registers Digital Latched Alarms 10529-10592 Note: Use Function Code 02 to Read these bits. REGISTER # Coils NAME 10529 1 Digital 1 Latched Alarm Digital 1 Latched Alarm 10530 1 Digital 2 Latched Alarm Digital 2 Latched Alarm 10531 1 Digital 3 Latched Alarm Digital 3 Latched Alarm 10532 1 Digital 4 Latched Alarm Digital 4 Latched Alarm 10533 1 Digital 5 Latched Alarm Digital 5 Latched Alarm 10534 1 Digital 6 Latched Alarm Digital 6 Latched Alarm 10535 1 Digital 7 Latched Alarm Digital 7 Latched Alarm 10536 1 Digital 8 Latched Alarm Digital 8 Latched Alarm 10537 1 Digital 9 Latched Alarm Digital 9 Latched Alarm 10538 1 Digital 10 Latched Alarm Digital 10 Latched Alarm 10539 1 Digital 11 Latched Alarm Digital 11 Latched Alarm 10540 1 Digital 12 Latched Alarm Digital 12 Latched Alarm 10541 1 Digital 13 Latched Alarm Digital 13 Latched Alarm 10542 1 Digital 14 Latched Alarm Digital 14 Latched Alarm 10543 1 Digital 15 Latched Alarm Digital 15 Latched Alarm 10544 1 Digital 16 Latched Alarm Digital 16 Latched Alarm 10545 1 Digital 17 Latched Alarm Digital 17 Latched Alarm 10546 1 Digital 18 Latched Alarm Digital 18 Latched Alarm 10547 1 Digital 19 Latched Alarm Digital 19 Latched Alarm 10548 1 Digital 20 Latched Alarm Digital 20 Latched Alarm 10549 1 Digital 21 Latched Alarm Digital 21 Latched Alarm 10550 1 Digital 22 Latched Alarm Digital 22 Latched Alarm 10551 1 Digital 23 Latched Alarm Digital 23 Latched Alarm 10552 1 Digital 24 Latched Alarm Digital 24 Latched Alarm 10553 1 Digital 25 Latched Alarm Digital 25 Latched Alarm 10554 1 Digital 26 Latched Alarm Digital 26 Latched Alarm 10555 1 Digital 27 Latched Alarm Digital 27 Latched Alarm 10556 1 Digital 28 Latched Alarm Digital 28 Latched Alarm 10557 1 Digital 29 Latched Alarm Digital 29 Latched Alarm 10558 1 Digital 30 Latched Alarm Digital 30 Latched Alarm 10559 1 Digital 31 Latched Alarm Digital 31 Latched Alarm 10560 1 Digital 32 Latched Alarm Digital 32 Latched Alarm 10561 1 Digital 33 Latched Alarm Digital 33 Latched Alarm

Lufkin Automation Page 32 of 104 10000 Registers 10562 1 Digital 34 Latched Alarm Digital 34 Latched Alarm 10563 1 Digital 35 Latched Alarm Digital 35 Latched Alarm 10564 1 Digital 36 Latched Alarm Digital 36 Latched Alarm 10565 1 Digital 37 Latched Alarm Digital 37 Latched Alarm 10566 1 Digital 38 Latched Alarm Digital 38 Latched Alarm 10567 1 Digital 39 Latched Alarm Digital 39 Latched Alarm 10568 1 Digital 40 Latched Alarm Digital 40 Latched Alarm 10569 1 Digital 41 Latched Alarm Digital 41 Latched Alarm 10570 1 Digital 42 Latched Alarm Digital 42 Latched Alarm 10571 1 Digital 43 Latched Alarm Digital 43 Latched Alarm 10572 1 Digital 44 Latched Alarm Digital 44 Latched Alarm 10573 1 Digital 45 Latched Alarm Digital 45 Latched Alarm 10574 1 Digital 46 Latched Alarm Digital 46 Latched Alarm 10575 1 Digital 47 Latched Alarm Digital 47 Latched Alarm 10576 1 Digital 48 Latched Alarm Digital 48 Latched Alarm 10577 1 Digital 49 Latched Alarm Digital 49 Latched Alarm 10578 1 Digital 50 Latched Alarm Digital 50 Latched Alarm 10579 1 Digital 51 Latched Alarm Digital 51 Latched Alarm 10580 1 Digital 52 Latched Alarm Digital 52 Latched Alarm 10581 1 Digital 53 Latched Alarm Digital 53 Latched Alarm 10582 1 Digital 54 Latched Alarm Digital 54 Latched Alarm 10583 1 Digital 55 Latched Alarm Digital 55 Latched Alarm 10584 1 Digital 56 Latched Alarm Digital 56 Latched Alarm 10585 1 Digital 57 Latched Alarm Digital 57 Latched Alarm 10586 1 Digital 58 Latched Alarm Digital 58 Latched Alarm 10587 1 Digital 59 Latched Alarm Digital 59 Latched Alarm 10588 1 Digital 60 Latched Alarm Digital 60 Latched Alarm 10589 1 Digital 61 Latched Alarm Digital 61 Latched Alarm 10590 1 Digital 62 Latched Alarm Digital 62 Latched Alarm 10591 1 Digital 63 Latched Alarm Digital 63 Latched Alarm 10592 1 Digital 64 Latched Alarm Digital 64 Latched Alarm