Mitsubishi Electric MELSEC-FX3S Series - Page 498

L-32
5 Troubleshooting
5.5 Error Status Check
FX 3S /FX 3G /FX 3GC /FX 3U /FX 3UC PLC User's Manual - Analog Control Edition
FX3U-4AD-TC-ADP (4-channel Thermocouple Data Input)
4. TC-ADP hardware error (b6)
1) Description of error
The TC-ADP does not operate properly.
2) Remedy
Check that the 24 V DC power is properly supplied to the TC-ADP.
Also check that the TC-ADP is correctly connected to the PLC.
If the problem cannot be solved even after the above check, please contact your local Mitsubishi Electric
representative.
5. TC-ADP communication data error (b7)
1) Description of error
A communication error is detected between the TC-ADP and the PLC.
2) Remedy
Check that the TC-ADP is correctly connected to the PLC.
If the problem cannot be solved even after the above check, please contact your local Mitsubishi Electric
representative.