Alarm pressure switch is used in wet, dry, deluge, and pre-action sprinkler systems indicating a discharge from sprinkler side, so to transmit the signal automatically to local alarm system and pump control cabinet.
Available size
Application
Alarm response
Factory set
Ref. No.
Mainly in wet system
4 ~ 20 psi, field adjustable pressure sensitivity
Respond at 4 ~ 8 psi on rising or falling pressure
V8510
Mainly in dry system
10 ~ 100 psi, field adjustable pressure sensitivity
Respond at 50 psi on rising pressure and at 30 psi at decreasing pressure