LT-3100 User & Installation Manual Rev. 1.06
Interfaces
Lars Thrane A/S
www.thrane.eu
Page 31 of 155
Auxiliary (AUX)
The auxiliary connector is a 10-pin connector (male) mounted on the backside of the LT-3110 Control Unit
as illustrated in Figure 31 on page 27
and marked with ‘AUX’
. The auxiliary connector supports the
following interfaces.
•
RS-422 serial interface
•
2 x Input/output (I/O)
The Auxiliary connector / cable pin out and wire designation are illustrated in Figure 33, Figure 34, and in
Table 3.
NOTE
:
Use only the 91-100768 Auxiliary Cable, 3m delivered by Lars Thrane A/S for connecting to
the AUX connector on the backside of the LT-3110 Control Unit. The Auxiliary Cable, 3m is
an accessory part and must be acquired separately.
The LT-3110 Control Unit is supporting external ringer functionality on the Auxiliary (External I/O) interface,
which can be configured from the web server, see
on page 123.
The LT-3110 Control Unit is supporting GNSS and BAM on the Auxiliary (RS-422) interface, which can be
configured from the web server, see
on page
External Output and Input are further described on the next pages.
Figure 33: AUX connector pin out
Auxiliary (AUX) Cable
Pin No. Wire Color
Wire Designation
1
Black
External Ringer (ground)
2
Brown
External Ringer (output)
3
Red
RS422 Z (output) TxD-
4
Orange
RS422 Y (output) TxD+
5
Yellow
RS422 A (input) RxD+
6
Green
RS422 B (input) RxD-
7
Blue
Radio Silence (input)
8
Violet
Radio Silence (ground)
9
Gray
Not Used
10
White
RS422 C (ground)
Table 3: AUX Cable
Figure 34: AUX cable pin out
Summary of Contents for LT-3100
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