About the IS220PAOCH1A
The IS220PAOCH1A is an Analog Output pack that is designed to be used in the Mark VIe series. The IS220PAOCH1A was manufactured by GE Energy. This pack works to provide an electrical interface between one or two I/O Ethernet networks and an analog output terminal board, the TBAO.
IS220PAOCH1A Specifications
The IS220PAOCH1A pack has a processor board that is common to all Mark VIe distributed I/O packs and an acquisition board that is specific to the analog output function.
The IS220PAOCH1A can provide up to eight simplex 0-20mA current loop outputs. The IS220PAOCH1A also has an analog to digital converter for current feedback from the outputs. There are a variety of diagnostic LEDs on the pack. Some of these are:
The input to the pack is supplied through dual RJ45 Ethernet connectors and a three-pin power connector. Output is supplied through a DC-37 pin connector.