System Components
Sicore II Installation and Commissioning Guide
667/HB/52600/000 Issue 2 Unrestricted
35
5.6.4.
Aux 2 Connector
This 18 way connector carries the following signals:
•
Isolated RS232
•
Duplication of Isolated RS422/RS485 that appears on the main connector
This connector has a different key orientation than Aux 1 to stop cable swapping.
The connector has the following pinout:
No.
Pin
Function
Colour
Core
1
L
Isolated RS232 TxD
Grey
2
2
A
Isolated RS232 RxD
Pink
2
3
B
Isolated RS232 RTS
Yellow
2
4
C
Isolated RS232 CTS
Green
2
5
D
1
Isolated Ground for RS232
-
-
6
R
Isolated RS422 TxD+ / RS485 Data +
Brown
1
7
E
Isolated RS422 TxD- / RS485 Data -
Yellow
1
8
S
Isolated RS422 RxD+
Blue
1
9
G
Isolated RS422 RxD-
White
1
10
F
Isolated Ground for RS422/RS485
Green + Black
1+1
11
K
Isolated sicore.in.2 bit 4 +
Red
1
12
J
Isolated Ground for pins K & M
Orange
1
13
M
Isolated sicore.out.1 bit 4 / Digital Output 4 +
Brown
2
14
T
Isolated Ground for Digital Output 4 and RS232
White
2
15
N
1
Isolated sicore.in.2 bit 1 +
-
-
16
U
1
Isolated Ground for sicore.in.2 bit 1
-
-
17
H
Isolated sicore.in.2 bit 3 Signal Input
Red
3
18
P
Isolated sicore.in.2 bit 3 Ground Return
Black
3
Table 11 – Aux 2 Connector Pinout
1
– Functions not available with standard cables as listed in
. If these functions are needed a custom cable will be required.