QuestionMay 16, 2025

When is a remote 1/0 unit used? a) When wiring devices are away from the PLC b) When wiring devices are collocated with the PLC c) With high voltage modules only d) With low voltage modules only

When is a remote 1/0 unit used? a) When wiring devices are away from the PLC b) When wiring devices are collocated with the PLC c) With high voltage modules only d) With low voltage modules only
When is a remote 1/0 unit used?
a) When wiring devices are away from the PLC
b) When wiring devices are collocated with the PLC
c) With high voltage modules only
d) With low voltage modules only

Solution
4.0(107 votes)

Answer

a) When wiring devices are away from the PLC Explanation 1. Identify the purpose of a remote I/O unit A remote I/O unit is used to connect input/output devices that are located far from the main PLC (Programmable Logic Controller) to reduce wiring complexity and costs.

Explanation

1. Identify the purpose of a remote I/O unit<br /> A remote I/O unit is used to connect input/output devices that are located far from the main PLC (Programmable Logic Controller) to reduce wiring complexity and costs.
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