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A77-727-01 Datasheet(PDF) 2 Page - Systemsensor advanced ideas. |
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A77-727-01 Datasheet(HTML) 2 Page - Systemsensor advanced ideas. |
2 / 2 page System Sensor Headquarters 3825 Ohio Avenue St. Charles, IL 60174 Ph: 800-SENSOR2 Fx: 630/377-6495 Documents On Demand 1-800-736-7672 x3 www.systemsensor.com System Sensor Canada Ph: 905.812.0767 Fx: 905.812.0771 System Sensor UK Ph: 011.44.1403.276500 Fx: 011.44.1403.276501 System Sensor in China Ph: 011.86.29.524.6253 Fx: 011.86.29.524.6259 System Sensor in Singapore Ph: 011.65.273.2230 Fx: 011.65.273.2610 System Sensor– Far East Ph: 011.852.2191.9003 Fx: 011.852.2736.6580 System Sensor– Australia Ph: 011.613.54.281.142 Fx: 011.613.54.281.172 Operating Voltage 12 VDC (nominal) Relay Contact Rating 1 Form A, .5 A @ 30 VDC Standby Current 60 µA maximum average Alarm Current 20 mA maximum average @ 12 VDC Temperature Range 32° to 120°F (0° to 50°C) System Sensor Sales and Service © 1999 System Sensor. The company reser ves the right to change product specifications without notice. A05-238-03•6/99(10K)•#475 Ordering Information Par t Number Description 2012H Photoelectronic smoke detector with relay, 12 VDC, multiple station A77-727-01 12 VDC power supply, mounts to a 4 ″ square box, 2 1⁄ 8 ″ deep Size 1.75 ″ H x 5.5″ dia. (44.5 mm h x 140 mm dia.) Weight 5.3 oz. (150 grams) Humidity Range 10% to 93% RH, noncondensing General Specifications Electrical Ratings 2012H Wiring Diagram (–) (+) Interconnect Up To 12 Detectors Auxiliary Alarm Relay 12OVAC A77-727-O1 12VDC POWER SUPPLY GRAY RED BLACK BLACK (+) (–) POWER INPUT AUXILIARY (+) (–) POWER INPUT AUXILIARY (+) (–) POWER INPUT AUXILIARY (+) (–) POWER INPUT AUXILIARY (+) (–) POWER INPUT AUXILIARY (+) (–) POWER INPUT AUXILIARY SIGNAL GROUND SIGNAL GROUND SIGNAL GROUND SIGNAL GROUND SIGNAL GROUND SIGNAL GROUND Maximum power bus length (in feet), given number of units (maximum per bus) and wire size. Wire Gauge 14 AWG 16 AWG 18 AWG 1 Unit 5000 3735 2349 2 Units 2970 1867 1174 3 Units 1980 1245 783 4 Units 1485 933 587 5 Units 1188 747 469 6 Units 990 622 391 7 Units 848 533 335 8 Units 742 466 293 9 Units 660 415 261 10 Units 594 373 234 11 Units 540 339 213 12 Units 495 311 195 Maximum interconnect bus length: 5,000 FT., No. 18AWG or larger dual conductor cable. All wiring must conform to local electrical codes. Residential Smoke Detector Placement As defined in NFPA72 “Smoke detectors shall be installed outside of each separate sleeping area in the immediate vicinity of the bedrooms and on each additional stor y of the family living unit, including basements and excluding crawlspaces and unfin- ished attics. In new construction, a smoke detector shall also be installed in each sleeping room”. |
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