17. Troubleshooting
This chapter describes error displays and procedures to follow when problems occur.
Symbol
Text
IN1E
Input1 Error
UUU1
PV is above USPL
NNN1
PV is below LSPL
Ambient temperature over
CJOR
range(>50°C)
AUTF
Auto-tunning failure
ADCF
A/D convert failed
RAMF
EEPROM failed
CJCE
Cold junction diode failure
TRSF
Transmission hardware failure
Motor valve potentiometer feedback
PMER
error
FY operation manual
description
Check whether input loop is opened or wiring is incorrect.
Check whether the input value or input type is correct or not.
Check whether the input value or input type is correct or not.
Decrease ambient temperature
Manually set the PID value
Send for repair.
Send for repair.
Send for repair.
Send for repair.
1. Check the potentiometer feedback wiring
2. Send for repair.
Solution
78