System Sensor d4120
ChatMRO

The System Sensor D4120 is in our catalogue: Relays 2 Form C Auxiliary Relays, Wiring 4-wire, Current 65mA max. at 24 VDC.

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In stockPhotoelectric Duct Smoke Detector with 2 Form C Relays
System Sensor · D4120

Photoelectric Duct Smoke Detector with 2 Form C Relays

$ 214.05per unit · ex. VAT
The System Sensor D4120 is a 4-wire photoelectric duct smoke detector designed for use in HVAC systems. It operates on 24 VAC/DC or 120 VAC and supports air velocities from 100 to 4,000 ft/min. The unit includes two Form C auxiliary relays and functions within a temperature range of –4°F to 158°F (–20°C to 70°C).
Relays
2 Form C Auxiliary Relays
Wiring
4-wire
Current
65mA max. at 24 VDC
Voltage
24 VAC/DC or 120 VAC
Air Velocity
100-4,000 ft./min
Relays2 Form C Auxiliary Relays
Wiring4-wire
Current65mA max. at 24 VDC
Voltage24 VAC/DC or 120 VAC
Air Velocity100-4,000 ft./min
Operating Temperature–4 degree to 158 degree F (–20 degree to 70 degree C)
Mounting LocationDuct
ApplicationTransportation, Warehouse, Power Plant, Submarine, Aircraft, Industrial, Commercial
Depth2 1/2 inch
Humidity Range0 to 95 percent RH
Alarm Aux. Contact @ 250V10 A
Alarm Aux. Contact @ 30VDC10 A