McCain FleX M73101S - Appendix C: Connectors Detail

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APPENDIX C: CONNECTOR’S DETAIL
Pin assignments for the FleX Controller communication ports.
The unit has a DB-25 female connector containing both SP3 and SP5 ports, is labeled as “C12S
SP3/SP5” on the Back Panel.
a) Pin assignment of the C12S port (DB-25 position connector).
C12S SP3/SP5, DB-25 pin out
PIN
SIGNAL
1
SP5 TxD+
2
SP5 RxD+
3
SP5 TxC+
4
SP5 RxC+
5
SP3 TxD+
6
SP3 RxD+
7
SP3 TxC+
8
SP3 RxC+
9
Linesync+
10
NReset+
11
PowerDown+
12
BIAS +5 VDC
13
DCG #2
14
SP5 TxD-
15
SP5 RxD-
16
SP5 TxC-
17
SP5 RxC-
18
SP3 TxD-
19
SP3 RxD-
20
SP3 TxC-
21
SP3 RxC-
22
Linesync-
23
NReset-
24
PowerDown-
25
Equipment Ground
An SDLC port is designated to synchronous communications to cabinet’s serial bus, it is a RS-485 serial
communication port with software selectable speed from 19.2Kbps to 614Kbps available over a DB-15
female connector.