Communications support modules
Hardware - SIMADYN D 6-27
Edition 12.2004
6
6.6 Interface module SS2
6DD1688-1AB0
The SS4 communications module can be equipped with an
additional/extended RS 232 (V.24) interface using the SS2 interface
module.
The interface module is a 40 pin (dual-in-line) hybrid device which can be
inserted in the socket provided on the SS4 communication module.
When inserting the sub-module, ensure that it is correctly aligned: The
recesses of the socket of the interface module (or pin 1, marked with a point)
and the socket on the SS4 (X51) must coincide.
• suitable for modem connection
• data transfer rates up to 38.4 kbaud
• max. cable length: 15 m
• external connections with V.28 signal level:
E2, D1, D2, S1.2, S2, M1, M2, M5, T1, T2, T4
6.6.1 Pin assignment
Pin Significance Pin Significance
1 +15 V 21 Ground
2 Ground 22 Ground
3 + 5 V 23 T4
4 Ground 24 M2
5 -15 V 25 NC
6 *DCD 26 M1
7 *CTS 27 NC
8 *RTS 28 E2
9 *DTR 29 S1.2
10 T*D 30 M5
11 *(TR*C) 31 -
12 R*D 32 -
13 *(RT*C) 33 Not assigned
14 Not assigned 34 Not assigned
15 Not assigned 35 Not assigned
16 D1 36 -
17 T2 37 T1
18 D2 38 -
19 Not assigned 39 -
20 S2 40 -
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