Numens is pleased to announce the release of 660 addressable manual call point with built-in loop isolator. In the event of a short-circuit fault in the loop transmission path, an integral isolator ensures the normal operation of down-stream connected devices. A yellow LED indicates when the isolator is active.

A pressure-activated displacement element provides a safe and convenient way for building occupants to manually initiate a fire alarm condition.

An integral alarm indicator that illuminates when the manual call point has been activated. The indicator can also be configured to flash when polled by the fire detection control and indicating equipment.

Resetting the manual call point is achieved by inserting a key through the underside of the unit to replace the operating face to the quiescent position.

Up to 125 devices can be connected to each alarm zone loop using the addressable loop communications protocol.

The 660 manual call point range provides fire detection and alarm system designers with a Standards-compliant, premium product for life safety and property protection applications.

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