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Approved by APPROVED Fire Alarm System Accessories FM Approved* Intrinsically Safe Devices Single and Dual Channel Isolated Barrier Modules Features Single or dual channel intrinsically safe, transformer isolated barrier modules: 2081-9062, Single channel 2081-9063, Dual channel U.S.A. FM Meets requirements of National Electrical Code Articles 500-517 for Hazardous Locations: Classes I, II, & III Divisions 1 & 2 Groups A, B, C, D, E, F, & G Compatible with Simplex intrinsically safe products: Manual stations Smoke detectors Air duct smoke detectors Other simple apparatus (refer to page 2) Required accessories (ordered separately): 2975-9218, Red cabinet with solid door and lock 2081-9061, Module installation kit (Refer to page 8 for product selection summary) Description Simplex Intrinsically Safe Modules are for use with FM Approved Simplex control panels to make initiating device circuit wiring safe for use in locations where hazardous concentrations of flammable gases or other materials may exist. The intrinsically safe module is an isolated, power-limited barrier that limits the output current to a level below ignition for atmospheres defined by NEC Articles 500-517 for Classes I, II, & III, Divisions 1 & 2, Groups A, B, C, D, E, F, & G. Installation Considerations. The installation of intrinsically safe modules requires strict adherence to product compatibility lists and must be in accordance with all product installation instructions and applicable codes and wiring practices. Review all applicable references thoroughly before completing the intrinsically safe design. Intrinsically Safe Barrier Module Mounted in Cabinet (shown with cover removed, wiring and conduit shown for reference only) Specifications 2081-9062/-9063 Barrier Module*: Input Voltage (VIN) 4 to 35 VDC Input Current (IIN) Output Voltage (VOUT) VIN < 23.7 V VIN > 23.7 V Output Current 40 ma maximum, limited by module impedance VOUT = VIN - (400 x IIN) - 0.7 V VOUT = VIN - (400 x IIN) Transfer current 40 ma Short circuit current 65 ma Operating Temperature 32 F to 120 F (0 C to 49 C) Operating Humidity Dimensions up to 85% RH maximum @ 86 F (30 C) 2975-9218 Cabinet (required, ordered separately): Dimensions Color 4 1/2 H x 4 1/4 W (including terminal block) x 13/16 D (114 mm x 108 mm x 21 mm) 12 W x 8 3/8 H x 3 1/2 D (305 mm x 213 mm x 89 mm) Red 2081-9061 Installation Kit (required, ordered separately): Contents Bracket for barrier module mounting (35 mm DIN rail type), mounting hardware, control drawing, and required end-of-line resistors * This application is FM approved only. Contact Simplex for additional information. * Refer to page 8 for listing of approved entity parameters and allowable wiring distances. 2000 Simplex Time Recorder Co. All rights reserved. S2081-0018-1 7/00

Intrinsically Safe Barrier Module Compatibility Simplex 2081-9062 and 2081-9063 Intrinsically Safe Modules report alarms as a current limited condition. FM Approval is for use with the Simplex fire alarm control panels and peripheral devices described in the following selection chart. NOTE: Intrinsically Safe applications are NOT COMPATIBLE with Alarm Verification operation. Compatibility Reference Compatible Simplex Fire Alarm Control Modules and Zone Adapter Modules Fire Alarm Control Panel Modules Class B, IDCs in the following: 4004 and 4005 series fire alarm control panels, both standard and high current IDCs 4002 series fire alarm control panels 4100 series fire alarm control panels: 4100-5004, Class B, IDC module Zone Adapter Modules Zone Adapter Modules (ZAMs) models: 2190-9155, Class B (surface cover) 2190-9156, Class B (flush cover) 4090-9101, Class B, IDNet communications, for use with the Simplex model 4010 fire alarm control panel Compatible Initiating Devices* Manual Stations Smoke Detectors** Duct Housing** Simple Apparatus 2099-9767, Single action station 2099-9799, Double action (breakglass) station 2098-9212, Photoelectric detector 2098-9826, Detector base (required) 2098-9214, Duct Detector Housing Requires: 2098-9212, Photoelectric detector 2098-9811, Baffle Sampling tube (refer to page 6) Any device which does not store or generate more than 1.2 V, 100 ma, or 20 µj (typically a dry contact heat detector or pushbutton switch) * Although the above listed peripheral model numbers are FM Approved as Intrinsically Safe, these peripheral devices and any simple apparatus must be selected for proper fire protection compatibility with the dust content and corrosion potential of the atmosphere to be protected. ** A maximum of 5 detectors and/or duct housings total can be connected to one barrier module channel. Installation Requirements 1. All equipment MUST be installed in accordance with the National Electrical Code, NEC ANSI/NFPA 70 Article 504, and ANSI/ISA-RP 12.6-1987. 2. Cable and/or conduit from Non-Hazardous and Hazardous locations MUST enter the barrier enclosure from opposite sides and MUST be sealed per National Electrical Code, Article 504. 3. Intrinsically Safe circuits MUST NOT be installed in the same cable, conduit, or raceway with non-intrinsically safe circuits. 4. Intrinsically Safe circuits are for indoor applications only. 5. Maximum line resistance from the Fire Alarm panel to the last device in the Hazardous location is 10 Ω. 6. The 2975-9218 cabinet must be equipped with a safety ground per NEC Article 250-42. The grounding conductor must be 12 AWG minimum (the barrier is not grounded). 7. For additional wiring information, reference the National Electrical Code, Articles 500 through 517 and Simplex Control Drawing 842-070. 8. Refer to page 8 for approved entity parameter information reference. Simplex Time Recorder Co. 2 S2081-0018-1 7/00

Installation Reference Pluggable input terminal block (green) Mounting bracket Pluggable output terminal block (blue) 2975-9218 Cabinet Cabinet ground terminal Approved by Conduit from fire alarm panel U.S.A. FM APPROVED Conduit to Hazardous area Cabinet grounding conductor, 12 AWG minimum Wiring Diagram Reference Barrier module (green) Cable and/or conduit between barrier and hazardous area shall be sealed per National Electrical Code Article 504 Diagram below is for reference only, refer to Control Diagram 842-070 for complete installation details. Compatible Simplex Style B Initiating Device Zone (+) Zone (-) For 4090-9101 ZAM only,15 kω, 1/2 W resistor (378-054) is required here Cabinet grounding conductor Non-Hazardous Location 2081-9062 Single Barrier Module Pepperl & Fuchs Model KFD0-CS-EX1.51 + In (11) - In (12) + In (11) - In (12) + In (9) - In (10) + Out (1) - Out (2) + Out (1) - Out (2) + Out (4) - Out (5) 2081-9063 Dual Barrier Module Pepperl & Fuchs Model KFD0-CS-EX2.51 Conduit required, seal per NFPA 70 Section 504-70 Manual Stations 2099-9767 or 2099-9799 and/or other devices that qualify as simple apparatus + In - In Hazardous Location Class I, II, III, DIV 1, 2 Groups A, B, C, D, E, F, G + Out - Out Duct Detector Housing: 2098-9214 Detector: 2098-9212 S1 L3 L4 S2 S3 L1 L2 Smoke Detectors Base: 2098-9826 Detectors: 2098-9212 NOTES: 1. A maximum of five (5) smoke detectors total, either spot-type or duct housing mounted, are allowed per barrier module zone. 2. Intrinsically safe circuits are for indoor applications only. EOL Resistor 3.9 kω (378-059) for: 4002 4004-9822 4004-9824 4005-9824 4.7 kω (378-056) for: 4100, 4100 UT 4090-9101 6.8 kω (378-058) for: 2190-9155 2190-9156 4004-9802 4004-9804 4005-9803 4005-9804 Simplex Time Recorder Co. 3 S2081-0018-1 7/00

National Electrical Code Hazardous Location Classifications* Class I Locations Class I locations are those in which flammable gases or vapors are, or may be, present in the air in quantities sufficient to produce explosive or ignitable mixtures. Class I, Division 1 A Class I, Division 1 location is a location: 1. In which ignitable concentrations of flammable gases or vapors can exist under normal operating conditions; or 2. In which ignitable concentrations of such gases or vapors may exist frequently because of repair or maintenance operations or because of leakage; or 3. In which breakdown or faulty operation of equipment or processes might release ignitable concentrations of flammable gases or vapors, and might also cause simultaneous failure of electric equipment. Class II Locations Class II locations are those that are hazardous because of the presence of combustible dust. Class II, Division 1 A Class II, Division 1 location is a location: 1. In which combustible dust is in the air under normal operating conditions in quantities sufficient to produce explosive or ignitable mixtures; or 2. Where mechanical failure or abnormal operation of machinery or equipment might cause such explosive or ignitable mixtures to be produced, and might also provide a source of ignition through simultaneous failure of electric equipment, operation of protection devices, or from other causes; or 3. In which combustible dusts of an electrically conductive nature may be present in hazardous quantities. Class III Locations Class III locations are those that are hazardous because of the presence of easily ignitable fibers or flyings, but in which such fibers or flyings are not likely to be in suspension in the air in quantities sufficient to produce ignitable mixtures. Class III Division 1 A Class III, Division 1 location is a location in which easily ignitable fibers or materials producing combustible flyings are handled, manufactured, or used. General Note, Division 2 Categories Equipment marked Division 1 is suitable for both Division 1 and Division 2 locations. Group Definitions Class I: Group A. Atmospheres containing acetylene. Group B. Atmospheres containing hydrogen, fuel and combustible process gases containing more than 30 percent hydrogen by volume, or gases or vapors of equivalent hazard such as butadiene, ethylene oxide, propylene oxide, and acrolein. Group C. Atmospheres such as, ethyl ether, ethylene, or gases or vapors of equivalent hazard. Group D. Atmospheres such as acetone, ammonia, benzene, butane, cyclopropane, ethanol, gasoline, hexane, methanol, methane, natural gas, naphtha, propane or gases, or vapors of equivalent hazard. Class II: Group E. Atmospheres containing combustible metal dusts, including aluminum, magnesium, and their commercial alloys, or other combustible dusts whose particle size, abrasiveness, and conductivity present similar hazards in the use of electrical equipment. Group F. Atmospheres containing combustible carbonaceous dusts, including carbon black, charcoal, coal, or dusts that have been sensitized by other materials so that they present an explosion hazard. Group G. Atmospheres containing combustible dusts not included in Group E or F, including flour, grain, wood, plastic, and chemicals. Reference For additional information concerning these hazardous location classifications, refer to NFPA 70, the National Electrical Code. (A publication of NFPA, the National Fire Protection Association.) * Please note that the above information is summarized from NFPA 70, Article 500 and is presented for reference only. Refer to NFPA 70 for further information. Simplex Time Recorder Co. 4 S2081-0018-1 7/00

Intrinsically Safe Smoke Detectors Features Detector and base models: 2098-9212, Photoelectric detector 2098-9826, Detector base (required, one per detector) Detectors and bases are ordered separately Up to five detectors per 2081-9036 module zone A maximum of five (5) smoke detectors total, either spot-type or duct housing mounted, are allowed per barrier module zone Design features: Designed and identified as intrinsically safe system components Built-in insect protection screen Tamper-proof locking screw Magnet operational test feature Low profile outline Attractive off-white color Description Photoelectric smoke detector 2098-9212 has been designed specifically for use on intrinsically safe circuits in conjunction with the 2081-9062/9063 barrier modules (maximum of 5 detectors total, per intrinsically safe circuit). Detectors require the 2098-9826 detector base. Detector Specifications Voltage 15 to 32 VDC Standby Current 40 µa Alarm Current 100 ma maximum Internal Capacitance None Internal Inductance None Operating Temperature Range 14 to 122 F (-10 to 50 C) Humidity Range 10% to 95% RH from 32 to 122 F (0 to 50 C) Color Off-white Dimensions and Mounting Reference 4" (102 mm) octagonal electrical box, 1 1/2" (38 mm) minimum depth (supplied by others) 5 7/8" (149 mm) 1 3/4" (45 mm) Base 2098-9826 Detector 2098-9212 Locking screw Simplex Time Recorder Co. 5 S2081-0018-1 7/00

Intrinsically Safe Air Duct Housing Model 2098-9214 Description The 2098-9214 air duct housing has been specifically designed for use in intrinsically safe applications when equipped with photoelectric smoke detector model 2098-9212 (maximum of 5 detectors total per intrinsically safe circuit). Baffle 2098-9811 and sampling tube (see sampling tube selection chart below) are required, ordered separately. Duct housings, smoke detectors, and associated parts are all ordered separately. NOTE: Smoke detection in air ducts only provides protection of the air duct system and does not replace the need for area smoke detection. Dimensions 10 1/8" (257 mm) 9 1/2" (241 mm) 4 1/2" (114 mm) 3" (76 mm) (Sampling tube guides extend into the duct) 12 7/8" (327 mm) DUCT DETECTOR HOUSING MODEL 2098-9214 INTRINSICALLY SAFE FOR CLASS I, II, III DIVISION 1, GROUP A, B, C, D, E, F, G HAZARDOUS LOCATIONS. SEE CONTROL DRAWING NO. 841-848 AND INSTALLATION INSTRUCTIONS NO. 574-678 FOR REFERENCE Simplex Time Recorder Co. Gardner, MA 01441 3 3/8" (86 mm) Sampling Tube Selection Chart (ordered separately) Overall Duct Width Tube Required Suggested Cut Length 12 (305 mm) 2098-9796 1/2 (12.7 mm) Longer than duct width 13 to 23 (330 mm to 584 mm) 2098-9804 1/2 (12.7 mm) Longer than duct width 24 to 46 (610 mm to 1168 mm) 2098-9797 2 (51 mm) Longer than duct width 46 to 71 (1168 mm to 1803 mm) 2098-9798 2 (51 mm) Longer than duct width 71 to 95 (1803 mm to 2413 mm) 2098-9799 2 (51 mm) Longer than duct width Simplex Time Recorder Co. 6 S2081-0018-1 7/00

Description Intrinsically Safe Manual Stations Single action stations require a firm downward pull to break the plastic rod visible below the pull lever and actuate a switch to sound the alarm. The front of the station is hinged and must be opened to reset the station and to replace the plastic rod. Double action stations require that the hammer, hung on the front of the station, be lifted and thrown downward against the glass window, thus breaking it to expose the recessed pull lever. As with the single action station, a firm downward pull of the pull lever actuates and locks in the alarm switch. FIRE PULL ALARM DOWN Single action station reset. To reset the single action station, a key unlocks and opens the station which then permits the handle to return to its normal position when the station is relocked. If a break-rod is used, it must be replaced in order to complete the reset process. Double action station reset. The double action station is reset in a similar manner except that the glass window must be replaced to restore operation. Mounting Notes 1. For surface mounting, use a Simplex 2975-9178 red steel back box or a 2975-9022 aluminum back box. Do not substitute a box with a depth less than 2 3/16 (56 mm). 2. For semi-flush mounting, use a standard single gang 2 1/2 (64 mm) deep switch box. DO NOT RECESS BOX, mount box flush or with 1/16 (2 mm) maximum protrusion. 3. Wiring is 18 AWG minimum, 14 AWG maximum. 2099-9767 Intrinsically Safe Single Action Manual Station FIRE BREAK PULL ALARM GLASS DOWN 2099-9799 Intrinsically Safe Double Action Breakglass Manual Station Surface Mounting Reference Knockouts Located Top and Bottom 4" (102 mm) 2975-9178 Box FIRE ALARM 5 3/16" (132 mm) 5" (127 mm) PULL DOWN Station Cover Hinges Open for Installation Access 2 3/16" (56 mm) 2975-9178 Box 1" (25.4 mm) 3 3/4" (95 mm) Simplex Time Recorder Co. 7 S2081-0018-1 7/00

Intrinsically Safe Product Selection Barrier Modules Model Description Notes 2081-9062 Single channel intrinsically safe barrier module 2081-9063 Dual channel intrinsically safe barrier module Each module requires an 2081-9061 installation kit, and a 2975-9218 cabinet Required Accessories (ordered separately) Model Description Notes 2081-9061 Intrinsically safe barrier installation kit Includes barrier module mounting bracket, mounting hardware, control drawing, and required end-of-line resistors 2975-9218 Intrinsically safe barrier cabinet Cabinet is red with solid door and keyed lock Intrinsically Safe System Components (ordered separately) Model Description Notes 2098-9212 Photoelectric smoke detector 2098-9550 Ionization smoke detector A maximum of five (5) detectors are allowed on a single barrier module. 2098-9826 Detector base (required, one per detector) 2098-9214 Duct housing, black 2098-9811 Duct housing baffle Duct housing requires 2098-9212 Detector, 2098-9811 Baffle, and sampling tube per page 6, ordered separately 2099-9767 Single action manual station 2099-9799 Double action manual station (breakglass) Entity Parameters and Maximum Total Wiring Lengths from Control Panel to Last Device in Hazardous Area* Group Maximum Capacitance Maximum Inductance A, B 0.14 µf 3.84 mh C, E 0.42 µf 15.61 mh D, F, G 1.11 µf 31.49 mh Open Circuit Voltage (V OC) 28.4 V 97 ma Short Circuit Current (I SC) 18 AWG 16 AWG 14 AWG 12 AWG 781 ft (238 m) 1250 ft (381 m) 2000 ft (610 m) 2000 ft (610 m) 3100 ft (945 m) * Refer to Control Drawing 842-070 for complete information. Wiring distances provided are for individual conductors in conduit with assumed parameters of 60 pf/ft and 0.2µH/ft. Consult Simplex for applications requiring cable. Simplex, the Simplex logo, and IDNet are either trademarks or registered trademarks of Simplex Time Recorder Co. in the U.S. and/or other countries. NEC, NFPA, and National Electrical Code are registered trademarks of the National Fire Protection Association. S2081-0018-1 7/00 Westminster, Massachusetts 01441-0001 USA visit us on the world wide web at www.simplexnet.com All specifications and other information shown were current as of printing and are subject to change without notice.