Cable Electronics e labs SW808HD - Manual (Page 13)

Matrix Switching System—Instruction Manual Page 9
Matrix System and Control System Connection - RS-232
PC RS-232, multi-Matrix (up to 32) connections are as shown below.
NOTES:
1. For RS-232 connections refer to photo below.
2. RS-232 or RS-485 baud rates: 9600bps, 8-bit data transmission address, no, odd,
or even parity, 1-bit stop address: (9600 - 8 - N - 1).
3. Serial connection between Matrix RS-485 as follows:
TX (+)
↔ TX (+)
TX (-)
↔ TX (-)
RX (+)
↔ RX (+)
RX (-)
↔ RX (-)
4. DIP switch 1-5 addresses must not set to same ID address.
(ID = 0)
(ID = 1)
(ID = 30)
(ID = 31)