GE IS420YDOAS1B YDOA Discrete Output Module
Description:
IS420YDOAS1B provides the electrical interface between one or two I/O Ethernet networks and a discrete output terminal board. The pack contains a common processor board  and an acquisition board specific to thediscrete output function. The YDOA is capable of controlling up to 12 relays andaccepts terminal board specific feedback. Electromagnetic relays (with types TRLYS1B,D, and F terminal boards) are available. Input to the pack is through dual RJ-45 Ethernetconnectors and a three-pin power input. Output is through a DC-37 pin connector thatconnects directly with the associated terminal board connector. Visual diagnostics are provided through indicator LEDs.