EV-DPH is a Dual Optical Smoke/Heat Multisensor Detector, available with Heat Class A2R or CS, compatible with Evolution analogue addressable s ys tem devices. 
 
EV-DP Dual Optical Detector uses both IR and blue LEDs to provide a more accurate 
measurement of particles within the chamber. 
 
This technology actively helps minimise false alarms in areas prone to steam and dust, including hotels, hospitals and other areas of multiple occupancy. 
 
The detector will fit to the range of Nittan bases including the EV-B-SCI Short Circuit Isolator Base. 
Device address may be set using the Nittan EV-AD2-EXT Hand held programmer