TESTO 270 BT - Page 33

9 Maintaining the product
31
8
Immerse sensor in reference oil and
click [Start measurement].
Adhere to the immersion depth!
9
Start calibration/adjustment process
in the app.
For faster recording of readings:
move sensor in oil.
#
Wait until the measured value is
stable.

Display no longer flashes, Auto Hold
is shown on the display.

The offset between the target and
actual value is calculated
automatically by the app and entered
in the Offset value field.
Adjustment with reference oil impairs the accuracy by 0.5% TPM
compared to the factory calibration.
A maximum correction of +/-3% TPM is possible. If the TPM value
displayed deviates by more than 3% TPM from the target value of the
reference oil, a technical check of the instrument by Testo Service is
recommended.
11
Set the offset value with [Change].
Carry out reset (delete adjustment and reset to factory setting)
1
Click on in the testo Smart App.
2
Select Application areas.
3
Select Food safety.
4
Select Calibration & Adjustment.
5
Click Reset to resett he adjustment value.