MRC:
A recording of the physical,functional,and performance characteristics for an item of supply.TEXT
General Description:
Two-channel single priority device designed to be used with opticom emitters and detectors and to interface with electromechanical or electronic traffic controllers; powered from ac mains and contains its own internal powersupply for optical discrimination, display sensing, interval timing and internal relay output circuitry; upon recognition of valid priority call the interface circuitry causes the controller to advance to and/or hold the desiredsignal display by utilizing existing controller inputs; solid state circuitry