GEZE hold-open system FA GC 150
26
Technical data
Range
10 m (100 m in space)
Number of frequency channels
7
Modulation technique
FSK (frequency shift keying)
Radiated power
10 dBm / 10 mW
1
2
3
6
7
8
60
4
5
1
Magnetic sensor for testing (behind the GEZE logo)
2
LED for displaying state
3
Battery compartment cover
4
Battery compartment
5
Batteries
6
Set-up switch
7
Sabotage contact
8
Base
4.10.1 Signalling
The LED of the wireless ceiling-mounted thermal detector GC 173 indicates various states and events.
State, event
LED for displaying state
Switch on
lights up green for 1 s, then repeated red
Start set-up of the wireless connection
flashes green until the wireless connection is estab-
lished
Fault during set-up of the wireless connection
lights up red
Operation
off
Alarm
flashes red (0.5 s on – 0.5 s off)
Battery 1 discharged
flashes orange (0.1 s on – 5 s off)
Battery 2 discharged
flashes green (0.1 s on – 5 s off)
Both batteries discharged
flashes orange/green alternately (0.1 s on – 5 s off)
Other faults
flashes orange/green alternately (0.5 s each)
Manipulation
off
Loss of connection
off
Test mode – the detector reacts sensitively to heat
flashes green every second for 1 minute
Tab. 4.10.1.1
4.10.2 Battery replacement
The wireless detector signals “low battery charge” to the wireless module GC 171 if the charge state of the
batteries is no longer sufficient. Both batteries (5) always have to be replaced together. The set-up switch (6) for
the wireless detector must not be activated.
X
Take the wireless detector out of the base (8).
X
Remove the battery compartment cover (3).
X
Remove both batteries (5).
X
Insert new batteries (type CR123A) – make sure polarity is correct.
X
Replace the battery compartment cover (3).
X
Insert the wireless detector into the base (8).
X
Test the wireless detector. It can take up to a minute for the wireless detector to be ready for operation after
battery replacement.
