Product Manual

8
TWTG R&D B.V. 2019 V1.5
Calibrating the device
To ensure an accurate measurement, the device needs
to be calibrated correctly. This process contains 4
steps:
1. Shut valve
2. Hold magnet → device state → hold magnet for 4
more seconds → connecting to the network → meas-
ure shut valve
3. Open valve → tap magnet key → measure open
valve
4. Shut valve → tap magnet key → measure shut valve
→ connecting to the network → calibrated
Step 1: Shut valve
1. Completely shut the valve
Step 2: Connect & measure
1. Hold the magnet key on the indicators of the device (Fig. 3 Page 4) and keep holding it, after 1 second the
device will show its state
● Red → uncalibrated → proceed
● Green → calibrated → release magnet key → no further steps required
OR
● Green → calibrated → release magnet key → follow the procedure for resetting the calibration
Open
Shut
Shut valve
Open
Shut
Uncalibrated
Open
Shut
Hold Magnet Key
1.1
2.1
Fig. 12: Shut valve
Fig. 13: Hold magnet → Device state