Annex
282
Aastra 470 ab R3.0
syd-0337/1.5 – R3.0 – 05.2013
– Voice path with A/D and D/A conversion (standard PCM, A-law)
– Transmission as per ES 201 168 (level country-specific)
– Constant-current loop supply approx. 25mA (with loop resistances 1000)
– Receive pulse or DTMF dialling
– CLIP display on all analogue terminal interfaces (only on 2 analogue terminals
simultaneously).
– Ringing supply 40…43 V 50 Hz at load 4 k; no DC voltage overlay (country-
specific versions also with 25 Hz)
– No control key detection
– No charge signalling pulses
• For more technical details and cable requierements see "Multifunctional FXS in-
terfaces", page 149.
7. 3. 3 Communication server
Tab. 123 Dimensions and weights
Tab. 124 Electrical isolation of interfaces
Tab. 125 Ambient conditions
Aastra 470
Height 85 mm
Width 481 mm
Depth 380 mm
Weight (with call manager card but without mains cord, interface
cards, modules and packaging)
6.71 kg
Interface Aastra 470
Analogue network interfaces 0.2 kV Operating isolation
Digital network interfaces BRI Operating isolation
Control input on FXS interface no isolation
Control output on FXS interface no isolation
Audio input on FXS interface no isolation
Condition Aastra 470
Ambient temperature 5 to 45
Relative air humidity 30 % to 80 %, non-condensating
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