CDVI SEL2641R433XPL54 Outdoor 4-relay receiver with display

Single conversion superheterodyne receiver with 4 24VA relays. The transmitters can be stored either directly on the receiver using the 2 keys or remotely using the buttons on the transmitter itself. The operating parameters of the receiver (mode of operation of the relays, timing, etc.) can only be performed using the P1 and P2 buttons on the receiver. Utility for block storage of transmitters. Programming phases displayed on a backlit LCD display. Data can be saved and restored to an external backup memory. Smoked polycarbonate lid.