REFCO DIGIMON4 - Manual (Page 19)

Instruction Manual DIGIMON-SE / DIGIMON4 English
17
Calibrating pressure sensors
A correct calibration requires a certified monitor.
(e.g. REF-CLASS-GAUGE P/N 4682293)
1. Switch off the DIGIMON
2. Press down the button and switch on the device using the
button.
 The display shows "Password" 000
3. Press the / button to select Code 009.
4. Press the button to exit.
 The display shows "P-call"
5. Press the button and then the button to calibrate.
 400 psi should be displayed on the LP side display
For a correct calibration, there should be no pressure or vacuum in the
DIGIMON.
6. Press the button to select the low pressure side's calibration
pressure (400psi).
7. Press the button to exit.
8. Wait 3-5 seconds until the pressure is stable and press the button
again.
 The display shows "0000"
9. Pressurise the DIGIMON with a calibration pressure of 400psi (27.58 bar).
When the pressure is stable, press the button to confirm.
 The display shows "LP End"
10. The calibration of the low pressure side has been completed.
11. Press the button to calibrate the high pressure side (HP). Repeat
from Point 6 or press the button to end the calibration.
ON/OFF
R -
SET
SET
SET
R +
SET R -
SET
R - R +
ON/OFF LIGHT