Ebyte MA02 -XXCX0080 RS232 Serial IO module Support MODBUS DI and DO output mode
[Specifications]：8DO
[Digital output]：8
[Interface]：RS232
[Installation method]：rail
[Size]：115*90mm
[Introduction]：MA02-XXCX0080 Support for configuration software or PLC,Control the 8-way relay switch output (DO) via a serial port (RS232) issuing command,Serial port I/O networking module for implementing remote control function（“ long-range IO”）.
| 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 |