D-23
6 Troubleshooting
6.6 Error Status Check
FX
3G
/FX
3U
/FX
3UC
PLC User's Manual - Analog Control Edition
FX3G-2AD-BD (2-channel analog Input)
A
Common Items
B
FX
3U
-4AD
FX
3UC
-4AD
C
FX
3U
-4AD-ADP
D
FX
3G
-2AD-BD
E
FX
3U
-4DA
F
FX
3U
-4DA-ADP
G
FX
3G
-1DA-BD
H
FX
3U
-4AD-PT
-ADP
I
FX
3U
-4AD-PTW
-ADP
J
FX
3U
-4AD-PNK
-ADP
5. 2AD-BD communication data error (b7)
1) Description of error
A communication error is detected between the 2AD-BD and the PLC.
2) Remedy
Check that the 2AD-BD is correctly connected to the PLC.
If the problem cannot be solved even after the above check, please contact the nearest Mitsubishi
Electric distributor office.
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