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EDR910_1610_ma_en_rev1
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APPENDIX A: Interface specification
INTERFACE SPECIFICATION
1. RS-232 Pin assignment
The RS232 interface of EDR1610/910 is reserved for service purpose.
Pin assignment 9-pin RS-232 plug
RS-485 pin assignment
Both RS-485 sockets are equally wired.
Pin 1: GND
Pin 3: RS485 + (A)
Pin 6: RS485 - (B)
Illustration: contact side RJ-45 plug
2. Interface settings
For the RS232/485 port, 6 different speeds are available: 1200, 2400, 4800, 9600,
19200 and 38400 baud. Define the port settings in the RS232/RS485 menu.
1 5
3
9
2
8
4
7
6
DVR
HOST
PIN NAME PIN # NAME
1 FREE
1 FREE
2 TXD
2 RXD
3 RXD
3 TXD
4 FREE
4 FREE
5 SIGNAL GROUND 5 SIGNAL GROUND
6 FREE
6 FREE
7 FREE
7 FREE
8 FREE
8 FREE
9 FREE
9 FREE
1 2 3 4 5 6 7 8