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How many instruments can be connected to the current output terminals (4-20 mADC)?

April 26, 2017connected instruments madc output terminals

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How many instruments can be connected to the current output terminals (4-20 mADC)?

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For most current input type instruments, the input impedance is 250 ohm. The corresponding allowable load impedance for current output is 750 ohm, therefore the max. number of connectable units is 3.