Chapter 6 Troubleshooting; Checking Procedure - Mitsubishi Electric MELSEC iQ-F Series Quick Connection Manual

6
TROUBLESHOOTING
6.1

Checking Procedure

This section describes how to check the status of the programmable controller and the inverters.
1. Checking the LED status
Check the communication status with the LEDs of the programmable controller and the inverters.
Programmable controller:Page 44 Checking the LED status
Inverter:Page 46 Checking the LED status on the operation panel
2. Checking the error code
Take an action in accordance with the error code.
Programmable controller:Page 44 Checking the error details
Inverter:Page 46 Checking on FR Configurator2
■Wiring
Page 7 System Configuration
• Are the Ethernet cables fully inserted?
■Communication settings
Programmable controller:Page 20 Parameter Settings
Inverter:Page 10 Ethernet Parameter Settings
• Do the parameter settings on GX Works3 match with the parameter settings on the inverters?
• Are the IP addresses and the subnet masks of the programmable controller and the inverters set properly?
* After the parameter values are changed, reset
Programmable controller
■Programs
Page 36 Example Programs
• Are the programs created as shown in the example programs?
Setting the station number to 1
SM402
Turning ON
one scan only
after RUN
Turning ON X0 to start the operation control FB of the station number 1
X0
Operation
control
command
6 TROUBLESHOOTING
43
6.1 Checking Procedure
(or power OFF and ON) the programmable
controller to reflect new values.
* After the parameter values are changed, reset
(or power OFF and ON) the inverter to reflect
new values.
Inverter
MOV K1 D0
Station
number
M0
Execution
command