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It is very well known that voltage telemetry =1v to 5v, current telemetry = 4ma to 20ma, pneumatic telemetry = 3psig to 15psig.
I was asked in my viva why these values are 1v, 5v, 20ma. I know about live zero concept, what about the higher limit typical values?
I was asked in my viva why these values are 1v, 5v, 20ma. I know about live zero concept, what about the higher limit typical values?