User's Manual

SFS 52 B2
■ 22 │ US - EN
Appendix
Technical specifications
Power supply:
receiver
110–240V ∼ alterna-
ting current, 50/60 Hz
Power consumption
of the receiver
Operation: 0.03 A
Standby: 1.3 mA
Protection class of
the receiver
II /
Power supply:
transmitter
1 x 3V battery,
type CR2032,
direct current
Transmitting
frequency
433.92 MHz
Transmission output max. −18 dBm
Range
approx. 328 ft (100 m)
(free field)
Number of doorbell
tones
52
Protection class:
transmitter
IPX4
IB_289974_SFSS2B2_LB9.indb 22 25.08.17 09:30