Heat and Smoke Detectors Intrinsically Safe Smoke & Heat Detectors are our speciality! The Series 60 range of smoke and heat detectors includes intrinsically safe (IS) versions which have have been specifically developed for use in hazardous areas. We have chosen the Zellweger Analytics Series 60 detectors due to their known quality of performance and their compatibility with the System 57 rack. Features: - Certified intrinsically safe for use in hazardous areas.
- EEx ia IIC T5 at ambient temperatures up to 40°C or T4 at ambient temperatures up to 60°C.
- Up to 20 detectors can be connected to a single IS barrier circuit.
- Can be used with remote LED indicators
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