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5. User Calibration Function
It is recommended that the instrument be calibrated periodically.
The instrument can be calibrated.
CAUTION
To avoid electrical shock
• Only authorized engineers are allowed to calibrate the instrument using dedicated facilities.
• Connect the calibrator to the instrument with the calibrator’s testing leads.
• Before carrying out calibration, read the instruction manual of the calibrator.
• Temporarily remove the testing leads from the instrument before switching measurement
mode (function).
<Conditions of calibration>
Calibrator: With accuracy higher than of this instrument
Ambient Environment:
Temperature: 23±3ºC
Humidity: 55%RH or less
Leave the instrument for 30 minutes under above conditions
before carrying out calibration.
After reference valve of Calibrator stabilizes, Press the key to confirm for calibration valve.