Topics / Electronics & Automation
During a workshop assessment, the reported condition is: A 4-20 mA transmitter loop measures 0 mA at the controller input. What should be checked first?
Answers
Aassume 0 mA is the normal process minimum
Bchange the Ethernet subnet
Cincrease the PLC scan time
Dloop power, wiring continuity, polarity, fuse, transmitter, and input configuration
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