34
Subject to technical modications
Replacing the batteries
1. Switch o the sensor
2. Carefully remove the plastic cover.
3. Replace the rechargeable batteries
4. Close the cover using the four M2.5 x 20mm pan-head screws
Normal AAA batteries can be used in an emergency. These may only
be used temporarily and must be replaced as soon as possible with
rechargeable batteries!
Normal AAA batteries must NOT be charged!
12.2. Servicing
The QE1008-W sensors should be calibrated every 12 months. In order to calibrate them, the
sensors must be sent to Sensormate AG.
Trained and qualied sta of Sensormate AG can recalibrate the QE1008-W sensors.
AAA
rechargeable batteries
NiMH
Plastic cover