User's Manual

Table Of Contents
SYSTEM DESCRIPTION AND INSTALLATION MANUAL
T
3
CAS/Part No.9005000
Table 4-4: Thales 41-Pin VSI-TCAS Interface Description (cont)
Connector
Pin
Designation
Functional Description
J1-31
(Continued)
Pin SS
CS0
32
CS1
33
CS2
34
Definition
X
G
G
G
ARINC 429 LS (label 212)
X O G G ARINC 565 analog ac
G G O G ARINC 575 analog dc
O
G
O
G
PNEUMATIC
X
O
O
G
ARINC 429 HS (label 365)
X G G O ARINC 429 LS (Port # 3)
X
O
G
O
Reserved (ARINC 575 dig)
X
G
O
O
User defined
G O O O User defined
O
O
O
O
“Traffic display only” mode
NOTE: SS is Source Select Pins 31 or 37
In those configurations where digital or analog primary or secondary inputs can be
selected, the two source select pins, 31 and 37, are used to select one or other of
these inputs.
Pin 31 for the logic OPEN (primary)/GROUND (secondary)
Pin 37 for the logic OPEN (primary)/+28 V dc (secondary) in relation to the dc
common reference pin.
Pin
31
37
Input Selected
O O Primary
G
O
Secondary
O
28V
Secondary
G 28V Not Used
Pub. No. 8600200-001, Revision 004
34-45-29
4-77
04 Nov 2014
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