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Appendix
Technical Specifications
Communications system
Mains power supply 230 VAC ; 50 Hz for the AC adapter
Rated power max. 23 W
Safety class 2
Dimensions (W x H x D) approx. 214 x 161 x 57 mm
Weight (system) approx. 385 g
Permissible temperatures
Stationary, weatherproofed +5°C to +40°C
ISDN connection
External ISDN connection DSS1 protocol,
multi-terminal connection,
ISDN port looped-through external S
0
bus
Analogue ports
Range 300 m (0.6 mm ø)
Dialling procedures DTMF or pulse dialling
Ringing voltage U
eff
≥ 35 VAC
Ringing frequency 50 Hz (network frequency)