4. CALIBRATION
DO NOT use Calibration Option except manager or allowed calibrate institute.
Calibration shall be done by periods. > Close examination : In every 180Days.
> Normal examination : In every 365Days.
Warning
> Normal examination In every 365Days.
Product decrepitude and circumstances can cause average error to output value.
Therefore, this option helps to maintain accurate output.
4-1 Characteristics
4 1. Characteristics
▌Calibration without opening the product case.
▌Calibration using Front panel Key.
▌Calibration using PC-based Remote Interface
▌Saving in fixed memory.
▌Support Backup & Restore Calibration Data
▌
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▌Simple operation using 1:1 method of calibrating instrument Meter value.
4-2. Preparing Accurate Calibration
▌Please use measuring instrument which can measure more than Power supply spec.
▌Operate warming-up for test-measuring instrument more than 1hour in 20℃ ~ 30℃
▌Operate warming up for test measuring instrument more than 1hour in 20℃ 30℃
▌Humidity should be less than 80%.
▌Connect power supply output terminal and measuring instrument to not be shorted.
▌Power supply GND and measuring instrument Earth terminal should be connected with
AC input power GND.
▌Please shut-off power of instrument which causes magnetic field and
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Devices that are not needed for calibration.
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