Ascotel® IntelliGate® 150/300 as of I7.9
Installation
105
sy
d-
021
0/1.
7
– I7.
9 – 1
2.
2009
Cable Requirements
Tab. 40
Requirements for an AD2 bus cable
Installation rules
•
If an Ascotel® DECT radio unit is used, do not connect any other system terminal
to the same AD2 bus.
•
Do not use any terminating resistors at the bus extremity.
•
Avoid using different cable cross-sections on the same bus
•
Use the supplied cables for connecting the terminals
•
Cabling of AD2 terminals is restricted to pairs of a separate dedicated cable(s)
1).
Terminals
The following system terminals can be operated on the AD2 bus:
•
System Terminals
•
OfficePocket Adapter
•
Ascotel® DECT radio unit
The terminals on an AD2 bus are addressed via a single-digit terminal selection
digit (TSD).
Example:
The address of a terminal with TSD 2 on AD2 interface 0.5 on the mainboard is
0.5-2.
Core pairs x cores
1 x 2 or 1 x 4
Stranded
yes
1)
1)
Note: max. 25 m can be crossed unstranded.
(CH: Applies also to cable type G51)
Wire diameter, core
0.4…0.6 mm
Screening
recommended
Characteristic impedance
< 130
Ω
(1 MHz)
1)
Applies
for
Australia only
