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6 Parameter calibration
6-1 Temperature calibration (PT100)
Disconnect the temperature sensor in chamber, use standard resistance box to calibrate the temperature
parameter, refer to fig 6
‐
1.
Fig 6-1 Wring layout for temperature calibration
(1) Use super password entering calibration interface, refer to fig 6
‐
4. There are one thing need to notice, that
is gray status represents lowercase and highlight represents uppercase, refer to fig 6
‐
2 and 6
‐
3.
Fig 6-2 Lowercase status
Status button
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TOPEX service manual
Fig 6-3 Uppercase status
Fig 6-4 Temperature and pressure calibration interface
(1) Set 100.00
Ω
, click button RT0, refer to fig 6
‐
4, it’s no need to click OK button.
(2) Set 199.50
Ω
, click button RT1, finally click OK button to save.
(3) Disconnect resistance box, reinstall the temperature sensor, if the temperature value displayed on screen is
not right, the temperature should be calibrated again.
