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MA01-XXCX0080 Ebyte RS485 Serial IO module Support MODBUS DI and DO output mode
[Introduction]：MA01 -XXCX0080 is a supporting configuration software or PLC, through the serial port (RS485) issuedinstructions to control the 8 relay switch output (DO), to achieve remote control function of the serial I/O networking module (also known as "remote IO").
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| Serial number | Pin | Pin direction | remarks |
|---|---|---|---|
| 1 | + | Power supply . . | It is recommended that RVV 2 x 0.75 wire |
| 2 | ﹣ | Ground - | It is recommended that RVV 2 x 0.75 wire |
| 3 | B/RX | RS485 corresponds to B | It is recommended that RVSP 3 x 0.5 wire |
| 4 | A/TX | RS485 corresponds to A | It is recommended that RVSP 3 x 0.5 wire |
| 5 | GND | The signal is grounded | It is recommended that RVSP 3 x 0.5 wire |
| 6 | DO8 | Switch output channel 8 | Relays have normal open and normal closed ends |
| 7 | DO7 | Switch output channel 7 | Relays have normal open and normal closed ends |
| 8 | DO6 | Switch output channel 6 | Relays have normal open and normal closed ends |
| 9 | DO5 | Switch output channel 5 | Relays have normal open and normal closed ends |
| 10 | DO4 | Switch output channel 4 | Relays have normal open and normal closed ends |
| 11 | DO3 | Switch output channel 3 | Relays have normal open and normal closed ends |
| 12 | DO2 | Switch output channel 2 | Relays have normal open and normal closed ends |
| 13 | DO1 | Switch output channel 1 | Relays have normal open and normal closed ends |