Apollo 55000-196APO AlarmSense A1R Heat Detector with Sounder Base, There are two heat detectors in the AlarmSense range designed to suit a wide variety of operating conditions. A static heat detector (CS) which responds only when a fixed temperature has been reached and a rate-of-rise detector (A1R) which has a fixed upper limit, but in addition, measures the rate of increase in temperature

• · which as static heat detector (CS) which responds only when a fixed temperature has been reached and a rate-of-rise detector (A1R) which has a fixed upper limit
• · but in addition
• · measures the rate of increase in temperature.
• · Can be used for applications where smoke detectors are unsuitable
• · Ideal environments that are dirty or smoky under normal conditions
• · CS detectors are ideal for use in environments with rapid temperature fluctuations such as boiler rooms
• · 360C visibility of LEDs
• · Reduction of false alarms
• · Quick and simple installation
• · compliant with BS 5839