System Sensor M501M Addressable Mini Monitor Module est The Edwards Est SIGA-CRR Polarity

The Edwards Est SIGA-CRR Polarity Reversal Relay Module provides a Form “C” dry relay contact to power and activates a series of SIGA-AB4G Audible Sounder Bases

and 120 VAC four-wire operation

— BH501BHA: Sounder base

The M502M Interface Module is intended for use in intelligent

the Acclimate detector has a microprocessor in the detector head that processes alarm data

System Sensor M501M Addressable Mini Monitor Module est The Edwards Est SIGA-CRR PolarityThe System Sensor M501M Intelligent Addressable Mini Monitor Module is intended for use in intelligent, two wire systems where the individual address of each module is selected using rotary decade switches. It provides a two wire initiating circuit for normally open contact fire alarm and security devices. System Sensor monitor modules provide an interface to contact devices, such as security contacts, waterflow switches, or pull stations. M501M and