ASCOM Ascotel 2025 System Manual page 95

Isdn telecommunications system
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ascom
Ascotel 2025/2045/2065
T:
T basic access on the PBX
S:
"S external" interface on the PBX
[1] Not available in all countries
Fig. 1.27:
Basic access connections between two PINXs
1.40
Networking the Systems
S external
PINX 1
S external
PTSU
PINX 1
10
4
230 V
NT1
T
PINX 1
NT1
T
PINX 1
[1]
Copper line
1'000 m
4
Copper line
PTUS
10
8 km
2
4
S bus extension
230 V
NT1
Leased line
NT1
Switched
connection
T
PINX 2
T
PINX 2
T
PINX 2
T
PINX 2
haz0663aaena0
HBT_20321104_01/B0_en

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