Photoelectric Smoke Detector
System Sensor
Model: 22051EI
In Stock
The model 22051EI offers improved responsiveness, reduced sensitivity changes, and reduced false alarms. It is environmentally friendly, backwards compatible, and have programmable tri-color LEDs for visual status indication.
Please contact us for price and availability
Revolutionary chamber offering improved false alarm immunity
Includes Series 200 Advanced Digital Protocol
Available with or without single pole short circuit isolation with status control through the Series 200 Advanced Protocol (22051E without isolator / 22051EI with isolator)
Tri-colour LED offering red, green, and amber colours providing 360° visibility
Rotary decade address switches
Pure white colour to complement modern buildings
100% mechanical and electrical backward compatibility
New Base design to complement the detector
-30°C to +80°C operating temperature range
10% to 93% relative humidity
Compatible bases: B500Series
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