Cabletech URZ0420, Owner'S Manual, Page: 22 / 48

OWNER’S MANUAL
22
EN
NOTICE
1. The detector should be installed and used properly
according to this instruction manual.
2. Do not disassemble the device, nor attempt to repair
it yourself. In case of any malfunction, contact with
an authorized service point for check-up/repair.
3. Do not touch the sensor surface, as it may decrease
the sensitivity.
4. If the sensor needs to be cleaned, please use soft,
slightly damp cloth for cleaning after cutting off the
power.
5. The detector can decrease the rate of the accident
but can not assure no risk at all. For safety concern,
besides proper usage of the detector, please
enhance vigilance in daily life and take good
protections.
6. Constant power supply should be provided to ensure
normal working of the detector. Device's tests
should be carried out periodically (recommended
once a week).