Zeta Fyreye Mkii Addressable Fixed Heat Detector With Built In Isolator [80-229 MKII-AHFI]

The Fyreye MKII Rate of Rise heat detector with built in isolator (MKII-AHRI) uses a thermistor arrangement to sense a quick rise in temperature and also a final threshold temperature of 57°C.

The Fyreye fixed heat detector with built in isolator (- AHFI) has a single thermistor arrangement that gives an alarm at a temperature of °, where the / CS90 gives an alarm above 86°.