Download  Print this page

Chapter 10 Troubleshooting; Checking The Leds - Mitsubishi Electric MELSEC iQ-R Series User Manual

Cc-link ie field network waterproof/dustproof remote i/o module (with safety functions).
Hide thumbs

Advertisement

10
TROUBLESHOOTING
This chapter describes the errors that may occur while the safety remote I/O module is used and their troubleshooting.
10.1

Checking the LEDs

This section describes how to troubleshoot the system by the LEDs.
When the PW LED is on in red
Check item
Is the voltage of the module power supply within the specified range?
Is the operating ambient temperature within the specified range?
When the PW LED does not turn on
Check item
Is any LED other than the PW LED turned on?
Is the module power supply wired?
Is the module power supply turned on?
Is the voltage of the module power supply within the specified range?
When the L PW LED is on in red
Check item
Is the voltage of the load power supply within the specified range?
Is the operating ambient temperature within the specified range?
When the L PW LED does not turn on
Check item
Is the load power supply wired?
Is the load power supply on?
Is the voltage of the load power supply within the specified range?
When the I/O LED is on in red
Check item
Is the voltage of the load power supply within the specified range?
Is the supply current to the module power supply or the output current
whose I/O LED is on in red within the specified range?
Is the operating ambient temperature within the specified range?
Is any input or output where the LED is on in red short-circuited?
Action
Set the voltage value within the range of performance specifications.
Set the operating ambient temperature within the range of general specifications.
Action
When any LED other than the PW LED turns on, the possible cause is a hardware
failure. Please consult your local Mitsubishi representative.
Wire the module power supply.
Turn on the module power supply.
Set the voltage value within the range of performance specifications.
Action
Set the voltage value within the range of performance specifications.
Set the operating ambient temperature within the range of general specifications.
Action
Wire the load power supply.
Turn on the load power supply.
Set the voltage value within the range of performance specifications.
Action
Set the voltage value within the range of performance specifications.
Set the current value within the range of performance specifications.
Set the operating ambient temperature within the range of general specifications.
Check the wiring of the input or output and remove the short-circuit.
10 TROUBLESHOOTING
10.1 Checking the LEDs
10
79

Advertisement

Table of Contents

This manual is also suitable for:

Nz2gfs12a2-14dtNz2gfs12a2-16dte

Comments to this Manuals

Symbols: 0
Latest comments: