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> 2112/24TS photoelectronic smoke detectors
2112/24TS photoelectronic smoke detectors
Photoelectronic Smoke Detectors
INSTALLATION AND MAINTENANCE INSTRUCTIONS
3825 Ohio Avenue, St. Charles, Illinois 60174
1-800-SENSOR2, FAX: (***)-377-6495
Please thoroughly read the System Sensor manual I56-407,
Guide for Proper Use of System Smoke Detectors, which provides
detailed information on detector spacing, placement,
zoning, wiring, and special applications. Copies of this
manual are available at no charge from System Sensor.
NOTICE: This manual shall be left with the owner/user of
IMPORTANT: This detector must be tested and maintained
following NFPA 72 requirements. The detector should be
Model 2112/24S is a 4-wire photoelectronic smoke detector
that uses a state-of-the-art optical sensing chamber. This
detector is designed to provide open area protection. Model
2112/24TS features a restorable, built-in, fixed-temperature
Height (including mounting bracket): 1.9 inches (48 mm)
Model 2112/24S: 32 to 120 F (0 to 50 C)
Model 2112/24TS: 32 to 100 F (0 to 38 C)
Heat Sensor (2112/24TS only): 135 F Fixed Temperature Electronic Thermistor
System Voltage (nominal): 12 or 24 VDC
Alarm Current: 17 mA typical, 23 mA max. at 12V
19 mA typical, 25 mA max. at 24V
Reset Voltage: 0.8 VDC minimum
Start-up Time: 30 seconds maximum (after 60 sec. reset)
EOL Relay: A77-716B, 12/24 Voly
