The intrinsically safe beacon and sounder may be combined to form an audio visual alarm with integral sounder silence facilities. It is ideal where an operator needs to be advised that an alarm condition has occurred, but wishes to silence the intrusive audible warning. If the alarm condition is not corrected during the silence period, the sounder will be re-activated when the pre-set silence time has expired.

 

Explosion proof flashers have various colors to use in difference hazard areas.