Fire Alarm Bell รุ่น HC-624B

Intrinsically Safe Conventional Rate of Rise and Fixed Temperature Heat Detector

Standard base for digital DI/DC range of detectors. No electronics, safe on the time of installation.

Addressable Zone Monitor Unit

Wheelock’s Series CVX/CSX Explosion-Proof Bells have earned the reputation for rugged, reliable performance over years of service in hazardous environments.

Addressable Multi-channel Interface

If smoke is present in the beam’s path, the received signal is reduced by a level determined by the density of the smoke.

Speaker Fire Telephone Outstation

Addressable Sounder Circuit Module