Omega Engineering HH507R - Manual (Page 19)

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HH 506(R)/HH 507(R) CALIBRATION PROCEDURE
Note: The following calibration procedure should perform only by qualified technicians
who have access to the items as following.
Equipment: The class of calibrator had better 10 times greater than the measured meter.
1. Set the jumper position on J1 position.
2. Input DCV 17mV to the T1 after the display is stabilized (forward 4 digits), then
press “ HOLD “ key and "0.0" is displayed in main display.
3. Input DCV 60mV after the display is stabilized (first 4 digits), then press
“ HOLD “ key and "0.1" is displayed in main display.
4. Input 0
°C (K-type) after the display is stabilized (first 4 digits), then press
“ HOLD “ key and "0.2" is displayed in main display.
5. Don't push any key and the meter will turn off automatically after 20 seconds.
6. After adjustment set the jumper back to J3 position.
7. Turn on the meter then input 0
°C (K-type). The display reading reads 0°C if
the calibration procedure is right.