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Can the Analog Output power supply be disabled to connect to an externally powered monitor device on altivar process drive?

Published date: 16 March 2020

Issue:
The customer has an Allen Bradley PLC with an internal 24Vdc power supply.  They need a 4-20mA feedback signal from the Altivar Process drive that can use the PLC power supply.  Can they disable the power for the Analog Outputs to make this work?

Product line:
Altivar Process, ATV600 ATV900

Environment:
all

Cause:
Needs to use an external power supply

Resolution:
The Altivar Process drives do not have a means to disable the power supply on the AQ1 or AQ2 terminals.  The customer will need to find an external device to convert the signal.

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