McQuay BACnet Solution: Microtech II Water-Cooled Centrifugal Chiller Controller (WSC, WDC, WPV)

Transcription

1 Point Map December 1, 2004 Systems Integration McQuay BACnet Solution: Microtech II Water-Cooled Centrifugal Chiller Controller (WSC, WDC, WPV) Table 1. Microtech II Water-Cooled Centrifugal Chiller Controller Point Map, Application Point Type Description Range/Units a,b,c 1 LAO Address 2 LAO Application LAI Active Setpoint F 4 LAI Actual Capacity % 5 LAI Capacity Limit % 6 LAO Capacity Limit Setpoint % 7 LDO Chiller Enabled Disable/Enable 8 LDI Chiller Limited No/Yes 9 LDI Chiller Remote/Local Remote/Local 10 LAO Chiller Mode 1=Heat 3=Cool 5=Pre-cool 11=Ice 11 LDI Chiller On/Off Off/On 12 LAI Chiller Status 1=Off 2=Start 3=Run 4=Pre-shutdown 5=Service 13 LAI Compressor Discharge Temperature F 14 LAI Compressor Percent RLA % RLA 15 LAI Compressor Run Hours hr 16 LAO Compressor Select 17 LAI Compressor Starts starts 18 LAI Compressor Suction Line Temperature F 19 LAI Condenser Entering Water Temperature F Siemens Building Technologies, Inc. Page 1 of 10

2 Table 1. Microtech II Water-Cooled Centrifugal Chiller Controller Point Map, Application (continued) Point Type Description Range/Units a,b,c 20 LAI Condenser Leaving Water Temperature F 21 LDI Condenser Flow Switch Status No Flow/Flow 22 LAI Condenser Pump Run Hours hr 23 LAI Condenser Refrigerant Pressure psi 24 LAI Condenser Saturated Refrigerant Temperature F 25 LDI Condenser Water Pump Status Off/On 26 LAO Cool Setpoint 10 to 120 F to LAI Evaporator Entering Water Temperature F 28 LAI Evaporator Leaving Water Temperature F 29 LDI Evaporator Flow Switch Status No Flow/Flow 30 LAI Compressor Evaporator Leaving Water Temperature F 31 LAI Evaporator Pump Run Hours hr 32 LAI Evaporator Refrigerant Pressure psi 33 LAI Evaporator Saturated Refrigerant Temperature F 34 LDI Evaporator Water Pump Status Off/On 35 LAI Heat Recovery Entering Water Temperature F 36 LAI Heat Recovery Leaving Water Temperature F 37 LAO Heat Setpoint 50 to 120 F 10.0 to LAO Ice Setpoint 15 to 35 F -9.4 to LAI Liquid Line Refrigerant Temperature F 41 LAI Oil Feed Pressure psi 42 LAI Oil Feed Temperature F 43 LAI Oil Sump Pressure psi 44 LAI Oil Sump Temperature F 46 LAO Pump Select 47 LAI Warning Alarms SeeTable2 Page 2 of 10 Siemens Building Technologies, Inc.

3 Table 1. Microtech II Water-Cooled Centrifugal Chiller Controller Point Map, Application (continued) Point Type Description Range/Units a,b,c 48 LAI Problem Alarms SeeTable2 49 LAI Fault Alarms SeeTable2 50 LDO Clear Alarm No/Yes a Values noted for LDIs and LDOs are in the following format: OFF text/on text. b This column indicates the value/range or engineering units or both if known. c The default English value is not italicized. An italicized entry indicates an SI value. Alarm Messages (Points 47 through 49) Use Table 2 to interpret the Warning (Point 47), Problem (Point 48), and Fault (Point 49) alarm messages. Values 1 through 4 are of a Warning class and apply to Point 47. Values 5 through 50 are of a Problem class and apply to Point 48. Values 52 through 224 are of a Fault class and apply to Point 49. Table 2. Chiller Alarm Values (Points 47, 48, and 49). 1 W NO ACTION Condenser Entering Water Temperature Sensor Failure 2 W NO ACTION Evaporator Entering Water Temperature Sensor Failure 3 W NO ACTION Liquid Line Refrigerant Temperature Sensor Failure 4 W NO ACTION (STOP if Heat) Condenser Leaving Water Temperature Sensor Failure 5 P RESTART DELAYED Power Loss While Running 6 P RESTART DELAYED Power Loss While Running 7 P RESTART DELAYED Power Loss While Running 8 P RESTART DELAYED Power Loss While Running 10 P START INHIBITED Ambient Temperature Low 11 P INHIBIT LOAD Condenser Pressure High 12 P INHIBIT LOAD Condenser Pressure High 13 P INHIBIT LOAD Condenser Pressure High 14 P INHIBIT LOAD Condenser Pressure High 15 P UNLOAD Condenser Pressure High 16 P UNLOAD Condenser Pressure High 17 P UNLOAD Condenser Pressure High 18 P UNLOAD Condenser Pressure High 19 P UNLOAD Condenser Pressure High 20 P CONDENSER PUMP ON Condenser Water Freeze Protection 21 P CONDENSER PUMP ON Condenser Water Freeze Protection Siemens Building Technologies, Inc. Page 3 of 10

4 24 P PUMP START ATTEMPTED Condenser Pump Failure 25 P PUMP START ATTEMPTED Condenser Pump Failure 26 P LOAD Discharge Temperature High 27 P LOAD Discharge Temperature High 30 P NO EWT RESET Entering Evaporator Temperature Sensor Failure 31 P INHIBIT LOAD Evaporator Pressure Low 32 P INHIBIT LOAD Evaporator Pressure Low 33 P INHIBIT LOAD Evaporator Pressure Low 34 P INHIBIT LOAD Evaporator Pressure Low 35 P INHIBIT LOAD Evaporator Pressure Low 36 P UNLOAD Evaporator Pressure Low 37 P UNLOAD Evaporator Pressure Low 38 P UNLOAD Evaporator Pressure Low 38 P UNLOAD Evaporator Pressure Low 38 P UNLOAD Evaporator Pressure Low 41 P UNLOAD Compressor Motor Current High 42 P UNLOAD Compressor Motor Current High 43 P UNLOAD Compressor Motor Current High 44 P UNLOAD Compressor Motor Current High 45 P EVAPORATOR PUMP ON Evaporator Water Freeze Protection No P EVAPORATOR PUMP ON Evaporator Water Freeze Protection No P PUMP START ATTEMPTED Evaporator Pump Failure 50 P PUMP START ATTEMPTED Evaporator Pump Failure 52 F COMPRESSOR SHUTDOWN Outside Air Temperature Sensor Fault 61 F COMPRESSOR SHUTDOWN Motor Current Low 62 F COMPRESSOR SHUTDOWN Motor Current Low 63 F COMPRESSOR SHUTDOWN Motor Current Low 64 F COMPRESSOR SHUTDOWN Motor Current Low 65 F UNIT SHUTDOWN Motor Protector Trip 66 F COMPRESSOR SHUTDOWN Motor Protector Trip 67 F COMPRESSOR SHUTDOWN Motor Protector Trip 68 F COMPRESSOR SHUTDOWN Motor Temperature High 69 F COMPRESSOR SHUTDOWN Motor Temperature High 70 F COMPRESSOR SHUTDOWN Motor Temperature High Page 4 of 10 Siemens Building Technologies, Inc.

5 71 F COMPRESSOR SHUTDOWN Motor Temperature High 72 F COMPRESSOR SHUTDOWN Phase Loss 73 F COMPRESSOR SHUTDOWN Phase Loss 74 F COMPRESSOR SHUTDOWN Phase Loss 75 F COMPRESSOR SHUTDOWN Phase Loss 88 F COMPRESSOR SHUTDOWN Condenser Pressure Sensor Fault 89 F COMPRESSOR SHUTDOWN Condenser Pressure Sensor Fault 90 F COMPRESSOR SHUTDOWN Condenser Pressure Sensor Fault 91 F COMPRESSOR SHUTDOWN Condenser Pressure Sensor Fault 92 F COMPRESSOR SHUTDOWN Condenser Pressure Sensor Fault 93 F COMPRESSOR SHUTDOWN Condenser Water Flow Loss 94 F COMPRESSOR SHUTDOWN Condenser Pressure High 95 F COMPRESSOR SHUTDOWN Condenser Pressure High 96 F COMPRESSOR SHUTDOWN Condenser Pressure High 97 F COMPRESSOR SHUTDOWN Condenser Pressure High 98 F COMPRESSOR SHUTDOWN Condenser Pressure High 99 F COMPRESSOR OFF Current High with Compressor OFF 100 F COMPRESSOR OFF Current High with Compressor OFF 103 F COMPRESSOR SHUTDOWN Discharge Temperature Sensor Fault 104 F COMPRESSOR SHUTDOWN Discharge Temperature Sensor Fault 105 F COMPRESSOR SHUTDOWN Discharge Temperature Sensor Fault 106 F COMPRESSOR SHUTDOWN Discharge Temperature Sensor Fault 107 F COMPRESSOR SHUTDOWN Discharge Temperature High 108 F COMPRESSOR SHUTDOWN Discharge Temperature High 109 F COMPRESSOR SHUTDOWN Discharge Temperature High 110 F COMPRESSOR SHUTDOWN Discharge Temperature High 111 F COMPRESSOR SHUTDOWN Condenser Entering Water Temperature Sensor Fault 112 F COMPRESSOR SHUTDOWN Evaporator Water Flow Loss 113 F COMPRESSOR SHUTDOWN Evaporator Leaving Water Temperature Low (Freeze) Siemens Building Technologies, Inc. Page 5 of 10

6 114 F COMPRESSOR SHUTDOWN Evaporator Pressure Low 115 F COMPRESSOR SHUTDOWN Evaporator Pressure Low 116 F COMPRESSOR SHUTDOWN Evaporator Pressure Low 117 F COMPRESSOR SHUTDOWN Evaporator Pressure Low 118 F COMPRESSOR SHUTDOWN Evaporator Pressure Low 119 F COMPRESSOR SHUTDOWN Evaporator Pressure Sensor Fault 120 F COMPRESSOR SHUTDOWN Evaporator Pressure Sensor Fault 121 F COMPRESSOR SHUTDOWN Evaporator Pressure Sensor Fault 122 F COMPRESSOR SHUTDOWN Evaporator Pressure Sensor Fault 123 F COMPRESSOR SHUTDOWN Evaporator Pressure Sensor Fault 124 F COMPRESSOR SHUTDOWN Ground Fault Trip 125 F COMPRESSOR SHUTDOWN Ground Fault Trip 126 F COMPRESSOR SHUTDOWN Ground Fault Trip 127 F COMPRESSOR SHUTDOWN Ground Fault Trip 128 F COMPRESSOR SHUTDOWN Lift Pressure Low 129 F COMPRESSOR SHUTDOWN Lift Pressure Low 130 F COMPRESSOR SHUTDOWN Lift Pressure Low 131 F COMPRESSOR SHUTDOWN Lift Pressure Low 132 F COMPRESSOR SHUTDOWN Liquid Line Pressure Sensor Fault 133 F COMPRESSOR SHUTDOWN Liquid Line Pressure Sensor Fault 134 F COMPRESSOR SHUTDOWN Liquid Line Pressure Sensor Fault 135 F COMPRESSOR SHUTDOWN Liquid Line Pressure Sensor Fault 136 F COMPRESSOR SHUTDOWN Liquid Line Temperature Sensor Fault 137 F COMPRESSOR SHUTDOWN Liquid Line Temperature Sensor Fault 138 F COMPRESSOR SHUTDOWN Liquid Line Temperature Sensor Fault 139 F COMPRESSOR SHUTDOWN Liquid Line Temperature Sensor Fault 140 F UNIT LOCKOUT Number of Allowed Re-starts Exceeded Page 6 of 10 Siemens Building Technologies, Inc.

7 141 F COMPRESSOR LOCKOUT Number of Allowed Re-starts Exceeded 142 F COMPRESSOR LOCKOUT Number of Allowed Re-starts Exceeded 143 F COMPRESSOR LOCKOUT Number of Allowed Re-starts Exceeded 144 F COMPRESSOR LOCKOUT Number of Allowed Re-starts Exceeded 145 F COMPRESSOR SHUTDOWN Evaporator Leaving Water Temperature Sensor Fault 146 F COMPRESSOR SHUTDOWN Evaporator Leaving Water Temperature Sensor Fault 147 F COMPRESSOR SHUTDOWN Evaporator Leaving Water Temperature Sensor Fault 150 F UNIT STOP Mechanical High Pressure Trip 151 F COMPRESSOR SHUTDOWN Mechanical High Pressure Trip 152 F COMPRESSOR SHUTDOWN Mechanical High Pressure Trip 153 F COMPRESSOR SHUTDOWN Mechanical High Pressure Trip 154 F COMPRESSOR SHUTDOWN Mechanical High Pressure Trip 155 F COMPRESSOR SHUTDOWN Oil Net Pressure Low 156 F COMPRESSOR SHUTDOWN Oil Net Pressure Low 159 F COMPRESSOR SHUTDOWN Oil Feed Temperature High 160 F COMPRESSOR SHUTDOWN Oil Feed Temperature High 163 F COMPRESSOR SHUTDOWN Oil Feed Temperature Low 164 F COMPRESSOR SHUTDOWN Oil Feed Temperature Low 167 F COMPRESSOR SHUTDOWN Oil Feed Temperature Sensor Fault 168 F COMPRESSOR SHUTDOWN Oil Feed Temperature Sensor Fault 171 F COMPRESSOR SHUTDOWN Oil Level Low 172 F COMPRESSOR SHUTDOWN Oil Level Low 173 F COMPRESSOR SHUTDOWN Oil Level Low 174 F COMPRESSOR SHUTDOWN Oil Level Low 175 F COMPRESSOR SHUTDOWN Oil Filter Delta Pressure High 176 F COMPRESSOR SHUTDOWN Oil Filter Delta Pressure High 177 F COMPRESSOR SHUTDOWN Oil Filter Delta Pressure High 178 F COMPRESSOR SHUTDOWN Oil Filter Delta Pressure High 179 F COMPRESSOR SHUTDOWN Oil Feed Pressure Sensor Fault Siemens Building Technologies, Inc. Page 7 of 10

8 180 F COMPRESSOR SHUTDOWN Oil Feed Pressure Sensor Fault 183 F COMPRESSOR SHUTDOWN Oil Sump Pressure Sensor Fault 184 F COMPRESSOR SHUTDOWN Oil Sump Pressure Sensor Fault 187 F COMPRESSOR SHUTDOWN Oil Sump Temperature Sensor Fault 188 F COMPRESSOR SHUTDOWN Oil Sump Temperature Sensor Fault 191 F COMPRESSOR SHUTDOWN Starter Fault Compressor 192 F COMPRESSOR SHUTDOWN Starter Fault Compressor 193 F COMPRESSOR SHUTDOWN Starter Fault Compressor 194 F COMPRESSOR SHUTDOWN Starter Fault Compressor 195 F COMPRESSOR SHUTDOWN Starter Fault Compressor 196 F COMPRESSOR SHUTDOWN No Starter Transition 197 F COMPRESSOR SHUTDOWN No Starter Transition 200 F COMPRESSOR START ABORT Oil Pressure Low 201 F COMPRESSOR START ABORT Oil Pressure Low 204 F COMPRESSOR SHUTDOWN Subcooling Low 205 F COMPRESSOR SHUTDOWN Subcooling Low 206 F COMPRESSOR SHUTDOWN Subcooling Low 207 F COMPRESSOR SHUTDOWN Subcooling Low 208 F COMPRESSOR SHUTDOWN Surge Suction Superheat High-Running 209 F COMPRESSOR SHUTDOWN Surge Suction Superheat High-Running 212 F COMPRESSOR SHUTDOWN Surge Suction Superheat High-Starting 213 F COMPRESSOR SHUTDOWN Surge Suction Superheat High-Starting 216 F COMPRESSOR SHUTDOWN Suction Temperature Sensor Fault 217 F COMPRESSOR SHUTDOWN Suction Temperature Sensor Fault 218 F COMPRESSOR SHUTDOWN Suction Temperature Sensor Fault 219 F COMPRESSOR SHUTDOWN Suction Temperature Sensor Fault Page 8 of 10 Siemens Building Technologies, Inc.

9 220 F COMPRESSOR START ABORT Vanes Open or No Condenser Flow 221 F COMPRESSOR START ABORT Vanes Open or No Condenser Flow 224 F COMPRESSOR SHUTDOWN (Check Chiller Display for Cause) Siemens Building Technologies, Inc. Page 9 of 10

10 Information in this document is based on specifications believed correct at the time of publication. The right is reserved to make changes as design improvements are introduced. Product or company names mentioned herein may be the trademarks of their respective owners Siemens Building Technologies, Inc. Siemens Building Technologies, Inc Deerfield Parkway Country of Origin: US Buffalo Grove, IL Page 10 of 10 U.S.A.