EPAC300-M50 SERIES USER’S MANUAL
AUGUST 2005 PAGE 27 OF 46
SECTION 7
EPAC300-M50 SERIES CONTROLLER CONNECTOR PIN LISTS
7.1 NEMA Port 1 SDLC Connector
PIN FUNCTION I/O
1 Tx Data + Out
2 Logic Ground In
3 Tx Clock+ Out
4 Logic Ground In
5 Rx Data + In
6 Logic Ground In
7 Rx Clock + In
8 Logic Ground In
9 Tx Data – Out
10 Port 1 Disable (0 V) In
11 Tx Clock – Out
12 Earth Ground
13 Rx Data – In
14 Reserved
15 Rx Clock - In
7.2 NEMA Port 2 EIA-232 Connector
PIN FUNCTION I/O
1 Earth Ground
2 Transmit Data Out
3 Receive Data In
4 Request to Send Out
5 Clear to Send In
6 Not Used
7 Logic Ground
8 Carrier Detect In
9-13 Not Used
14 Receive Data (C50) In
15 Not Used
16 Transmit Data (C50) Out
17-19 Not Used
20 Data Terminal Ready Out
21-25 Not Used
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