Cerberus CRM-4 – Other


Controllable Relay Module

Availability: In Stock

Condition: Other
Brand: Cerberus Pyrotronics
Status: Active
SKU: D02C-6093
Manufacturer Part #: CRM-4
Note: Does not include factory packaging.


The Controllable Relay Module CRM-4 is designed to provide auxiliary control of building functions such as door holder release, elevator capture, smoke control, lock release, etc. The CRM-4 plugs into one half slot in the MOM-4 or MOM-2 expansion card cage. It provides four fully programmable relays. Each relay contains one set of SPDT contacts rated at 2 Amps. 30 VDC/120 VAC resistive. All relay coils are supervised to insure proper operation. Individual relays can be automatically activated or deactivated through control by event and time based logic contained in the MMB. Each relay may also be either manually controlled or “Disarmed,” the MKB annunciator will indicate the affected relay and the “Partial System Disable” indicator will illuminate until the relay is returned to an “Armed” condition.

Additional information

Weight 0.47 lbs
Dimensions 7 × 5 × 3 in



Production Status



CRM-4 Controllable Relay Module
Cerberus Pyrotronics – Catalog


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