techem smoke detector 2, Operating Instructions Manual, Page: 17 / 60

Safety instructions
• The SD is supplied with a permanently installed battery with suffi-
cient capacity for the full period of use. – Changing the battery is
not necessary and also non-permissible.
• You are not allowed to open the SD, to submerge it in water (danger of
short-circuits), to destroy it or to dispose of it in normal household waste.
How do I use these operating instructions?
These operating instructions are part of Techem radio frequency smoke
detector 2. – Please keep them during the entire operating life of the device.
Should you move, please pass the instructions on to the next tenant.
How does the smoke detector (SD) work?
Normal operation
Under normal operating conditions, the smoke detector need not be
operated:
User key Red LED
No operation necessary Is not illuminated
Alerting
If fire smoke develops in the ambient air, the device alerts with a loud
alarm signal:
Signal tone Red LED
Triggering a loud warning tone
(1 second on, 1 second off) Flashes every 2 seconds
Techem radio frequency smoke detector 2 – operating instructions 17