Simplex 4090-9101 Zone Adapter Module Intelligent Relay Module System Sensor DNR intelligent non-relay

System Sensor DNR intelligent non-relay photoelectric duct smoke detectors and DNRW water-tight non-relay photoelectric duct smoke detectors feature a pivoting housing that fit both square and rectangular footprints capable of mounting to a round or rectangular duct

This protective cover has been helping to stop false fire alarms around the world for more than 40 years

It has a 12/24 VDC power supply and a 10-year end-of-life timer

The PS-8-LP features 2 Class B or 2 Class A inputs

• Addressing: DIP switch selectable

Simplex 4090-9101 Zone Adapter Module Intelligent Relay Module System Sensor DNR intelligent non-relaySimplex 4090 9101 Zone Adapter Module for Class B monitoring of 2 wire or 4 wire initiating devices