Examples Of Troubles With The I/O Module; Troubleshooting For Input Circuit - Mitsubishi Electric NZ2GN2S1-16D User Manual

11.5

Examples of Troubles with the I/O Module

Troubleshooting for input circuit

This section describes the troubleshooting for input circuit.
An input signal does not turn off No.1
■Cause
Drive by a switch with LED indicator
Leakage current
■Action
Connect an appropriate resistor as shown below so that a current through the input module may become lower than the OFF
current.
DC input (sink)
Resistor
For the calculation example of a resistor to be connected, refer to the following.
DC input (sink)
Input
module
Input
module
11 TROUBLESHOOTING
11.5 Examples of Troubles with the I/O Module
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