techem radio frequency smoke alarm 2, Operating Instructions Manual, Page: 16 / 218

16
Function method
Normal operation
Under normal operating conditions, the RWM need not be operated:
User key Red LED
No operation necessary Is not illuminated
Alarm
If fire smoke develops in the ambient air, the RWM alerts with a loud alarm signal:
Signal sound Red LED
Triggering of a loud warning signal
(1 second on, 1 second off) Flashes every 2 seconds
Deactivation
To switch the alarm off for 15 minutes, also in case of false or spurious alarms, press the
user key until the alarm signal is silent and the short signal tone sounds:
User key Red LED
Press the user key until the loud warning tone
is silenced Continues to flash every
2 seconds
!
During the 15-minute deactivation, the RWM does not trigger a new acoustic alarm
in case of recognition of smoke again.
After expiry of the deactivation, the RWM automatically returns to standard operation
mode.
Spurious alarms
Spurious alarms often have the following causes:
• Dust due to construction work or cleaning work,
• Sawing and sanding work,
• Steam,
• Cooking steam,
• Temperature fluctuation (= condensation of humidity),
• Welding and cutting work,
• Soldering and other high-temperature processes.
!
In order to prevent false alarms and dirt contamination of the RWM, please ob-
serve the instructions in Chapter “Maintenance Work”.