Hi, we are looking for advice on which equipment we need to measure the control voltage to a proportional valve the range is typically +/- 10vdc. we also need to measure the current but not necessarily at the same time. this would be in the range of 0 to 5 amps at 24vdc. we need to display the rise and fall as a graph. the equipment would be used to set up the valve and then removed.
regards steve.
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