1756 -OF4 Output No Higher Than 5.9 ma

Rob S.

Member
Join Date
Sep 2008
Location
Maryland
Posts
739
I am working on a new project and I am just benchtesting the design and components. I have a ControlLogix with a 1756-OF4 Analog output card. I am operating a valve and the output will not go any higher than 5.9 ma. I also hook up a Current / Voltage Calibrator to the output and it goes no higher than 5.9 ma. What would be the reason that would not go any higher. It seems like it is all 4 outputs. I know I have to have something setup wrong. Any ideas?

Thanks in advance,
 
maybe, Double check the Limits Tab for the channel(s) in question. I've had that issue in the past they defaulted to a low value and clamped there?
 

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