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11-2
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11.1.2 Possible Errors During Operation
The following shows possible errors occurring during operations.
Error indication
(on PV display unit)
Displays “RJC” and
PV alternately
Description
of error
RJC error
Decimal point of item part
EEPROM error
in SP display unit blinks.
(E300)
(B.OUT)
ADC error
PV
Measured
with RJC=0
Normal
action
Control output
Normal action
Normal action
(E200)
Auto-tuning
failure
(Time-out)
Action with PID
existing before
auto-tuning
Feedback resistor
breakdown
Normal
action
Faulty
communication
line
Power off
Normal
action
None
Normal
action Check process.
Check process. Press
any key to erase error
indication.
Stopped
0% or less or OFF
Check wires and
sensor.
Normal
action
Normal action
Decimal point at right end Runaway (due to
lights.
defective power Undefined
or noise)
All indications off
Faulty
Contact us for repair.
In AUTO:
Dependent on the Preset value output
In MAN:
BSL parameter
PV burnout error
Up-scale: 105% Normal action
Down-scale: -5%
Excessive PV
-5% or 105%
Out of -5 to 105%
Left end of SP display
unit blinks.
Remedy
105%
(OVER) or
(-OVER)
Setpoint display unit
Alarm Retransmis- Commuoutput sion output nication
OFF
Stopped
Check the feedback
resistor.
Normal
action
Check wires and
communication
parameters, and make
resetting. Recovery at
normal receipt
0% or
less
Faulty if power off/on
does not reset start
the unit. Contact us for
Stopped repair.
Check for abnormal
power.
T11-01.EPS
TI 05D01C12-01E
1st Edition : Mar. 30, 2001-00