The Apollo 55000-122APO can be used with most conventional fire alarm panels, rate of rise heat detectors monitor temperature by using a dual thermistor network which triggers the fire control panel at a pre-set level or by detecting a sudden increase in temperature.

• Matches other items in the Series 65 product range

• Ideal for environments that are dirty or smoky under natural conditions

• Wide operating voltage

• Dual trigger - rising temperature or fixed limit

• Base supplied separately

The Apollo Series 65 A1R heat detector has a fixed temperature trigger limit of 57°C but will also detect a rise in heat of 12-15°C within one minute.

• Apollo 55000-122APO

• Matches other items in the Series 65 product range

• Can be used for applications where smoke detectors are unsuitable

• Ideal for environments that are dirty or smoky under natural conditions

• Wide operating voltage

• Base supplied separately (please see here)