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6.3.1
Wiring check
The following explains how to check the wiring status between the remote I/O and external devices.
[Example of wiring check]
Specify the "Remote Input(RX)" for the master station to "X1000" and the "Remote Output(RY)" to "Y1000" in GX
Works2.
Master station
(1) Checking the wiring between the input module and an external device
1.
Turn ON the switch corresponding to the external device "X0," which is connected to the input
module of station number 1.
2.
Select [Online]
3.
Set "X1000" in the "Device Name" field.
4.
If X1000 is ON, the connection between the input module and external device has been properly
made.
(2) Checking the wiring between the output module and an external device
1.
Select [Online]
2.
Set "Y1020" in the "Device Name" field.
3.
Select the monitor data of "Y1020", and then click "Modify Value".
4.
Confirm that "Y1020" is set in the "Device/Label" field, and then click "ON".
5.
If the connection between the output module and external device is properly made, the indicator
lamp corresponding to the external device "Y00" is lit.
If the X corresponding to the switch does not turn on or the lamp corresponding to the Y does not turn on, check the device
station offset, size information (buffer memory address 3E0
module.
64
Input module
Remote I/O station
(Station number 1, number
of occupied stations 1)
X00
ON
[Monitor]
[Device/Buffer Memory Batch] on GX Works2.
[Monitor]
[Device/Buffer Memory Batch] on GX Works2.
Output module
Remote I/O station
(Station number 2, number
of occupied stations 1)
Y00
, Un\G992) for the RX/RY/RWw/RWr assignment status of the
H
ON
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Troubleshooting
