system sensor 2 wire duct detector for sale, brand-new and used.

SYSTEM SENSOR RTS451KEY SMOKE DETECTOR REMOTE TEST STATION NEW IN THE BOX System Sensor Key Remote Test And Reset Station For Duct Smoke Detector 1 RTS451KEY(A) remote test station1 screw pack (2 mounting screws2 Keys

System Sensor D4120 4 Wire Photoelectric Low-Flow Duct Smoke Detector The SYSTEM-SENSOR-D4120 4-wire photoelectric, low-flow, duct smoke detector senses smoke in the most challenging conditions, operating in airflow speeds of 100 to 4,000 feet per minute, temperatures of -4 degrees F to 158 degrees F, and a humidity range of 0 to 95 percent (non-condensing). A plug-in sensor head offers improved false alarm immunity and simple installation, testing, and maintenance.

RTS2 is a multi-signaling accessory, without strobe, designed to work with InnovairFlex 4-wire conventional duct smoke detectors. Features include: • Standby (Green Blink), Trouble (Amber), Maintenance (Amber Blink) and Alarm (Red) LEDs to indicate detector status • Keyswitch to select desired sensor, enable test/reset button and sensitivity reading • Test/reset button • Sensitivity reading ability with SENS-RDR (sold separately) • Selectable continuous or temporal tone

INNOVAIR FLEX (INNOVAIRFLEX).....SYSTEM SENSOR.....4 WIRE DUCT SMOKE DETECTOR.....MODEL D4120... ..MAKE YOUR OFFER AND SAVE MONEY

4-wire photoelectric low-flow duct smoke detector The InnovairFlex™ Series are the only duct smoke detectors flexible enough to fit configurations from square to rectangular and everything in between. The InnovairFlex D4120 4-wire photoelectric duct smoke detector features a pivoting housing that fits both square and rectangular footprints and mounts to round or rectangular ductwork. This unit senses smoke in the most challenging conditions, operating in airflow speeds of 100 to 4,000 feet pe

System sensor model number D4120 4 wire duct smoke detector

Brand new inbox...Never been used. SpecificationsAir Duct Velocity100 to 4000 ft./min. (0.5 to 20.32 m/sec)Alarm auxiliary contacts DPDT10A @ 30 VDC (resistive); 10A @ 250 VAC (resistive); 1/2 HP @ 240 VAC ; 1/4 HP @ 120 VACAlarm Current:65 mA @ 24VDC 135 mA RMS @ 24VAC 60

The SuperDuct two-wire duct smoke detector is ideally suited to applications where early indication of combustion is required within the confined space of ventilation ductwork. Its primary purpose is to provide early warning of an impending fire and to prevent smoke from circulating throughout the building. It is typically used to detect smoke in the supply side of the HVAC system but can provide supervision of the return side as well.

System Sensor D4120 Innovair Flex HVAC Duct Smoke Detector 4-Wire New 4-Wire Photoelectric

System Sensor DCOIL 2-wire Remote Test Coil for Innovair Flex Smoke Detector

New, LOT of 12 Siemens HFP series intelligent fireprint multi-criteria smoke and heat detectors. They are: 6 HFPT-11 Heat Detectors model number 500-033380 (all in box) 4 HFP-11 Detectors model number 500-033290 (3 in box, one has no box) 2 FP-11 Detectors (no box) These came from unused and liquidated stock of an electrical company. Most of these are brand new in box no writin

flex series duct smoke detector

NEW System Sensor RTS151KEY - The RTS151 and RTS151KEY remote test stations are automatic fire detector accessories designed to test duct smoke detectors from a convenient location. For 4-wire detectors, the RTS151KEY test station features a multi-colored LED that alternates between steady green and red. For 2-wire detectors, the LED illuminates red for alarm.

The System Sensor RTS151KEY(A) is an automatic fire detector accessory designed to test remotely located duct and beam detectors. For 4-wire detectors, the RTS151KEY(A) features a multi-colored LED that alternates between steady green and red. Green indicates power and that the detector board is in place.

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Missing Original Packaging and Instructions Features: The RTS151 and RTS151KEY remote test stations are automatic fire detector accessories designed to test duct smoke detectors from a convenient location. For 4-wire detectors, the RTS151KEY test station features a multi-colored LED that alternates between steady green and red. For 2-wire detectors, the LED illuminates red for alarm.

TechWaste Recycling Earth-Friendly Reuse & Recovery ADDRESS: 1940 East Occidental St Santa Ana, CA 92705 PHONE: 714 813-5390 HOURS OF OPERATION: MONDAY- FRIDAY 8AM-4PM Message to the buyer. If details about an ite

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