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7
Error Indication
The SC-T4 has an Error Indication function to indicate improper
operation and occurrence of problem. There are six kinds of error
indications (Err 1 to Err 6), the meaning of which is as follows.
"Err 1" is indicated when the Detector is out of order, and so forth.
"Err 2" is indicated when calibration is not carried out properly.
"Err 3" is indicated when the Analog Signal Input (4 to 20mA) from
the Detector is out of input range (lower than 3.5mA or upper than
22mA).
"Err 4" is indicated when 4mA Analog Signal Input at the time of the
0-Adjustment is not within
"Err 5" is indicated when 20mA Analog Signal Input at the time of
the Span-Adjustment is not within
"Err 6" is indicated when the setting range is exceeded.
0.5mA.
2mA.
8
Troubleshooting
Problem
Cause
The Detector is out of
"Err 1" is indicated
order, and so forth.
on the Display,
and an alarm
A Detector Cable is not
indicator is lit up.
wired properly.
Calibration turns out a
"Err 2" is
failure.
indicated on the
Display.
The Detector is out of
order.
A Detector Cable is not
wired properly.
The Detector is out of
"Err 3" is
order.
indicated on the
Display.
A Detector Cable is not
wired properly.
The Detector is out of
"Err 4" is
order.
indicated on the
Display.
The Detector Windows
are soiled.
A Detector Cable is not
wired properly.
The Detector is out of
"Err 5" is
order.
indicated on the
Display.
The Detector Windows are not
light-shielded completely.
A Detector Cable is not
wired properly.
"Err 6" is indicated
Each setting is not made
on the Display.
properly.
The Transmitter is out of
The Display is
order.
not turned on.
A Power Cable is not
wired.
A Circuit Breaker is at
the "Breaker On"position.
Inspection and corrective action
Check this according to the "Troubleshooting"
in an instruction manual for the Detector.
After checking the Detector Cable for
wiring, wire it properly.
Carry out calibration once again. If "Err 2"
persists in indicating even when carrying
out calibration repeatedly, it is necessary
to make repairs. Contact your dealer.
The Detector needs repair. Contact your
dealer.
After checking the Detector Cable for
wiring, wire it properly.
The Detector needs repair. Contact your
dealer.
After checking the Detector Cable for
wiring, wire it properly.
The Detector needs repair. Contact your
dealer.
By referring to an instruction manual of the Detector,
clean the Windows and make adjustments again.
After checking the detector cable for
wiring, wire it properly.
The Detector needs repair. Contact your
dealer.
Completely light-shield the Detector
Windows and make adjustments again.
After checking the Detector Cable for
wiring, wire it properly.
Each setting is out of range. Each setting should be
made within the range that Err 6 is not indicated.
The Transmitter needs repair. Contact
your dealer.
After checking the internal wiring, wire
the Power Cable properly.
Get rid of possible cause of the circuit breaker being at the
projected position before depressing the Circuit Breaker.
Normal Position
"Breaker On" Position
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