Features: • 24 VAC/DC or 120/220 VAC operation• Simple change-out of photo or ion detector heads• Air velocity rating from 500 to 4000 FPM• Powered outputs for remote LED and sounder• Remote test station option• Remote sounder option• Equipped with a DPDT ...
DH400ACDC: Features: • 24 VAC/DC or 120/220 VAC operation• Simple change-out of photo or ion detector heads• Air velocity rating from 500 to 4000 FPM• Powered outputs for remote LED and...
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System Sensor DH400ACDC 4-wire duct housing will accommodate either the 1451DH ionization sensor or the 2451 photoelectronic sensor. The twist-in, twist-out detector heads allow easy removal for quick cleaning and maintenance, or a change in application without removing the duct housing. The DH400ACDC samples air currents passing through a duct and gives dependable performance for management of fans, blowers, and air conditioning systems.