Mitsubishi FX3G Series Programming Manual

871
FX3G/FX3U/FX3GC/FX3UC Series
Programming Manual - Basic & Applied Instruction Edition
38 Error Check Method and Error Code List
38.1 States and Colors of LEDs PLC Operation Status
31
FNC276-FNC279 Data Transfer 3
32
FNC280-FNC289 High-Speed Processing 2
33
FNC290-FNC299 Extension File Register
34
FNC300-FNC305 FX
3U
-CF-ADP
35
SFC•STL Programming
36
Interrupt Function
37
Special Device
38
Error Code
A
Version Up Information
B
Execution Times
38.1.7 L ERR LED [FX3UC-32MT-LT(-2)]
*1. FX3UC-32MT-LT only.
→ For details, refer to the Hardware Edition of the PLC main unit.
Mode LED status PLC status Action
ONLINE
Lit
• Unit disconnected
• Outside-control-range station
error
• RD station number setting
error
• Securely connect the built-in master to remote I/O units and
remote device stations on the network.
• Make sure that the connected remote I/O units and remote device
stations are consistent with the detailed information on remote
stations.
Flickering All stations are abnormal
• Securely connect the built-in master to remote I/O units and
remote device stations on the network.
• Make sure that the connected remote I/O units and remote device
stations are consistent with the detailed information on remote
stations.
Unlit
Data link is being normally
executed
⎯
CONFIG
*1
Lit
Used station numbers mismatch.
(Remote stations are checked
while the remote station
information is edited.)
• Securely connect the built-in master to remote I/O units and
remote device stations on the network.
• Make sure that the connected remote I/O units and remote device
stations are consistent with the detailed information on remote
stations.
• Verify that remote device station numbers are within the allowable
range.
Flickering
All stations are abnormal.
(Remote stations are checked
while the remote station
information is edited.)
Unlit
Data link is being normally
executed
⎯
TEST
Lit
The self-loopback test is
abnormally finished.
• Make sure that the power is correctly supplied to the PLC.
• If the L RUN LED is on even after the above check, consult a
Mitsubishi Electric representative.
Unlit
The self-loopback test is normally
finished.
(This LED is off while the self-
loopback test is executing.)
⎯

Mitsubishi FX3G Series Specifications

General

Model	FX3G Series
Power Supply	AC 100-240V or DC 24V
Program Capacity	32, 000 steps
Execution Speed	0.21 µs/basic instruction
Communication Options	RS-422, USB, Ethernet
Expansion Modules	Analog, digital, communication
Programming Language	Ladder Logic, Instruction List
Built-in Functions	High-speed counters, pulse output
Analog I/O	Available via expansion modules