Self-diagnosis, Sensor detection, Criteria of judgment and cause – KYORITSU 6315 Quick Manual User Manual
Page 12: Causes

KEW6315
KEW6315
- 10
Self-diagnosis
If “NG” judgment is given frequently, there might be something wrong with the instrument.
instrument and refer to “
Troubleshooting
” in the instruction manual.
Sensor detection
If the detection result is NG, each sensor type will be displayed in red.
Criteria of judgment and cause
Causes
Check
Type of
current sensor
- Types of the connected current sensors are harmonized? Types of the current
sensors used for measurements
???
(cause unknown)
- Current sensors are firmly connected to the
- If any failures are in doubt:
Exchange the connections of the sensors and test again.
Connect the current sensor, for
another sensor is properly detected.
If the result "NG" is given
suspected. A defect of sensor is suspected if "NG" is given for the same
sensor connected to another
Stop using the instrument and the sensor, if any defects are in doubt, and refer
to "
Troubleshooting
"
Self-diagnosis
10 -
If “NG” judgment is given frequently, there might be something wrong with the instrument. Stop using the
in the instruction manual.
If the detection result is NG, each sensor type will be displayed in red.
Causes
Types of the connected current sensors are harmonized? Types of the current
measurements should be the same.
sensors are firmly connected to the instrument?
If any failures are in doubt:
Exchange the connections of the sensors and test again.
Connect the current sensor, for which "NG" is given, to the CH on which
another sensor is properly detected.
If the result "NG" is given for the same CH, a defect of the instrument is
suspected. A defect of sensor is suspected if "NG" is given for the same
another CH.
Stop using the instrument and the sensor, if any defects are in doubt, and refer
in the instruction manual
.