Mitsubishi FX3U-4AD User Manual page 368

FX /FX /FX PLC User's Manual - Analog Control Edition
3G 3U 3UC
FX -4AD-PTW-ADP (4-channel Platinum Resistance Thermometer Data Input)
3U
4. PTW-ADP hardware error (b6)
1) Description of error
The PTW-ADP does not operate properly.
2) Remedy
Check that the 24V DC power is properly supplied to the PTW-ADP. Also check that the PTW-ADP 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.
5. PTW-ADP communication data error (b7)
1) Description of error
A communication error is detected between the PTW-ADP and the PLC.
2) Remedy
Check that the PTW-ADP 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.
I-28
5 Troubleshooting
5.5 Error Status Check