Answer / r.ayyappan-enmas.

In dcs r plc panel internal
wiring size is one sq.mm
cable. bcos less distance so
resistance loss also less.thats
y v r using 1 sq.mm cable.

Answer / chandra

internal panel wiring for DI,DO, AI, AO are usually 0.5,
0.75, 1.00 sq.mm depending upon the instrument, deivice
consumption.

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