System Sensor 5251H 10/03 access control and security applications

access control and security applications

Vulcan 1500 Mean Streak VN1500 2002-2003

and a cover tamper feature initiates a trouble signal for a removed or improperly installed sensor cover

For use with 276

System Sensor 5251H 10/03 access control and security applicationsModels 5251B, 5251RB, and 5251H are intelligent sensors that utilize a state of the art thermistor sensing circuit for fast response. These sensors are designed to provide open area protection with 50 foot spacing capability as approved by UL 521. Model 5251B is a fixed temperature sensor with a 135F fixed temperature alarm. Model 5251RB is a rate of rise temperature sensor with a 135F fixed temperature alarm. Model 5251H is a high temperature sensor