reached a critical level, you will see a notification in the lower
left corner of the web interface.
⚠
Information
Querx TH is operational without battery. In operation and
under usual environmental conditions (temperature at
about 23°C), you will not have to change the battery.
If you disconnect the unit from the power supply, for
example for storing, you need change the battery once
every 5 years.
To change the battery you need
a small Phillips screw driver
a battery, type: Renata CR1225
⚠
Attention
Please avoid getting in touch with any contacts when
changing the battery. The device could suffer from
damages caused by electrostatic discharge.
Maintenance, tips and troubleshooting
38