SYSTEM SENSOR 2251 Intelligent Photoelectric Smoke Sensor 18/12 p/n 500-636078

p/n 500-636078

The SENS-RDR

high decibel notification appliances for use in fire or other signaling applications

Item Number T-4000-610 Brand Johnson Controls Category Pneumatic Controls Section Accessories - Pneumatic Controls SubCategory Accessories - Pneumatic Controls Type Thermostat

SYSTEM SENSOR 2251 Intelligent Photoelectric Smoke Sensor 18/12 p/n 500-636078Model 2251 is a plug in type smoke sensor that combines a photoelectronic sensing chamber with addressable analog communications. The sensor transmits an analog representation of smoke density over a communication line to a control panel. Rotary decade switches are provided for setting the sensors address. Two LEDs on the sensor are controlled by the panel to indicate sensor status. An output is provided for connection to an optional remote LED