13
EN
6. Technical specifications
i
General information
Nominal voltage:
3 V (DC)
Battery type:
1 x CR2450
Battery life:
2 years, with four switching
processes per day. *
* Depending on the number of
DuoFern devices logged on.
Permissible ambient
temperature:
0 to 40 °C
Protection class:
II (
only for use in dry rooms
)
Dimensions (W x H x D):
50 x 50 x 12 mm (operating unit)
DuoFern radio technology
Transmission frequency:
434.5 MHz
Transmission power:
max. 10 mW
Range:
indoors: approx. 30 m *
outdoors: approx. 100 m
* depending on the building structure
Max. number of DuoFern
devices:
8 per button group
24 in total
Factory settings
DuoFern devices:
none
Jog mode:
deactivated, for all groups
Summary of Contents for DuoFern 9494-1
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