17. Troubleshooting
This chapter describes error displays and procedures to follow when problems occur.
Symbol
Text
noituloS noitpircsed
INLE
.tcerrocni si gniriw ro denepo si pool tupni rehtehw kcehC rorrE 1tupnI
UUU1
PV is above USPL
Check whether the input value or input type is correct or not.
NNN1
PV is below LSPL
Check whether the input value or input type is correct or not.
CJOR
Ambient temperature over
Decrease ambient temperature
range(>50°C)
AUTF Auto-tunning failure Manually set the PID value
ADCF
A/D convert failed send for repair.
.riaper rof dnes deliaf MORPEE FMAR
CJCE cold junction diode failure send for repair.
TRSF transmission hardware failure send for repair.
FBER
valve potentiometer feedback error
1. check the potentiometer feedback wiring
2. send for repair.
63 FY/FU operation manual
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