Sink/source inputs
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I'm a student and would like to ask a question i'm having trouble with. What is the difference between a sink and a source input? Thank you for...
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I've been using PLCs for quite a while but have not managed to get my head around the various ways that analogue signals can be tied into...
We have a Rockwell 1734 IE8C 8 channel analog input card, but we don't know if this is sourcing or sinking. The user manual doesn't seem to have...
Was working on a machine today with a Fanuc 90-30 with some relay cards when I discovered they used the dry contact relay card to sink the...
hi all,,
i want to use npn sensors with (0v output) to my s7-400 digital input module,,
what module should i use to detect input to siemens s7-400?