R24 auxiliary relay units 24Vdc The R24 relay is intended to switch addtional field devices via the two relay outputs supplied. An LED is mounted so that it remains visible during the relay operation. The supply voltage to the relay coil may be continued through the device via the additional terminals supplied. Each device is reverse polarity protected. Typical usage examples are; automatic door retainers, smoke vents and fan shutdown, which are intended to be operated by an automatic fire system. PCB version for mounting inside PSU’s, panels, etc. self contained version in a metal enclosure single gang plate version has ’Auxiliary Relay Operated’ text custom legend available on request nominal current consumption (mA) relay contact rating protection rating colours available PCB surface mount metal enclosure n/a white (ABS fire retardant plastic) grey Auxiliary Relay Operated” text, single gang, surface 503-001 pcb only, supplied with 4 adhesive feet 503-002 pcb mounted in metal enclosure with lid 503-003

RIU remote indicator units 24Vdc DIMENSIONS, PRODUCT MOUNTING & CABLE ENTRY SIDE VIEW AUXILIARY RELAY BASE VIEW BASE VIEW FLUSH MOUNT WIRING CONFIGURATION & TYPICAL INSTALLATION common normally open FROM PANEL FROM PANEL normally closed normally open door retainer door retainer normally closed