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8 Error indications
This controller has a display function to indicate several types of error code shown below.
If any of the error codes is displayed, please eliminate the cause of error immediately.
After the cause is eliminated, turn off the power once, and then re-start the controller.
Error indications
Error code
(SV indication flickers)
Possible cause Control output Group
(1) Thermocouple burnt out.
(2) RTD (A) leg burnt out.
(3) PV value exceeds P-SU by 5% FS.
(1) The RTD leg (B or C) burnt out.
(2) The RTD leg (between A and B or
A and C ) short.
(3) PV value is below P-SL by 5%FS.
(4) 1 to 5 VDC or 4 to 20mADC wiring open
or short.
(1) PV value < -1999.
Note) In case of RTD input, "LLLL" is not
displayed even if the temperature
becomes below -150 ˚C.
Incorrect range setting (P-SL/P-SU).
Fault in the controll.
(1) when the burn-out control output is set
as the lower limit (standard): OFF or
4 mA or less
(2) when the burn-out control output is set
as the upper limit: ON or 20 mA or
larger
Control is continued until the value reaches
-5% FS or less, after which burn-out
condition will occur.
OFF or 4mA or less
Undefined (Stop using this controller
immediately.)
Contact with Fuji Electric Co.,Ltd. or the
nearest repesentatives.
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