Edwards EST SIGA-CT2 Dual Input Module EST M500XF It provides a two-wire initiating

It provides a two-wire initiating device circuit for normally open contact fire alarm and security devices

5 mA @ 24 VDC

Also suitable for Duct Applications allowing both in duct and within System Sensor models DNR and DNRW duct smoke detectors

Notifier 4XZM Zone Relay Module provides Form-C general alarm and trouble contacts and the following Form-C relays:

Addressable Control Module provides Johnson Controls intelligent fire alarm control panels a circuit for Notification Appliances (horns

Edwards EST SIGA-CT2 Dual Input Module EST M500XF It provides a two-wire initiatingThe SIGA CT2 Dual Input Module is an addressable device that is used to connect one or two Class B, normally open, alarm, supervisory, or monitor type dry contact initiating device circuits (IDCs) to a Signature loop controller.