M31-AXEX8080G-U 8DI+8DO High-performance distributed I/O host Standard ModBus protocol ModBus TCP/RTU High response and high protection
[Specifications]：8DI+8DO
[Communication Interfaces]：RJ45, RS485
[Operating Voltage]：DC 9～36V
[Installation Method]：Positioning hole, DIN rail mounting
[Size]：110*40*100mm
[Introduction]：This high-performance distributed I/O host supports standard Modbus TCP and Modbus RTU protocols, suitable for data acquisition and control. The device is equipped with dual 10/100M adaptive Ethernet interfaces and supports switch functionality. The internal bus speed can reach up to 1ms. It features a reset function for both digital and analog outputs in case of network interruption, ensuring restoration to a preset state. The product casing is coated with a conformal coating, providing protection against mold, moisture, and salt spray.
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| M31-AXEX8080G-U Port and Button Specifications: | ||
| silkscreen | name | illustrate |
| DI1 | DI1 digital input | DI1 digital input interface, used in conjunction with COMA |
| DI2 | DI2 digital input | DI2 digital input interface, used in conjunction with COMA |
| DI3 | DI3 digital input | DI3 digital input interface, used in conjunction with COMA |
| DI4 | DI4 digital input | DI4 digital input interface, used in conjunction with COMA |
| EAT | DI digital input common terminal | DI1-DI4 share the same COMA common terminal |
| DI5 | DI5 digital input | DI5 digital input interface, used in conjunction with COMB. |
| DI6 | DI6 digital input | The DI6 digital input interface is used in conjunction with the COMB module. |
| DI7 | DI7 digital input | The DI7 digital input interface is used in conjunction with the COMB module. |
| DI8 | DI8 digital input | The DI8 digital input interface is used in conjunction with the COMB module. |
| COMB | DI digital input common terminal | DI5-DI8 share a common COMP terminal |
| DO1 | DO1 digital output | DO1 is a digital output interface used in conjunction with COMC. |
| DO2 | DO2 digital output | DO2 digital output interface, used in conjunction with COMC |
| DO3 | DO3 digital output | DO3 digital output interface, used in conjunction with COMC |
| DO4 | DO4 digital output | DO4 digital output interface, used in conjunction with COMC |
| DO5 | DO5 digital output | DO5 digital output interface, used in conjunction with COMC |
| DO6 | DO6 digital output | DO6 digital output interface, used in conjunction with COMC |
| DO7 | DO7 digital output | DO7 digital output interface, used in conjunction with COMC |
| DO8 | DO8 digital output | DO8 digital output interface, used in conjunction with COMC |
| COMC | DO's COM port | DO1-DO8 share a common COMC for coordinated use |
| Reload | Factory reset/auto-negotiation | Press and hold for 5-10 seconds to restore factory settings; double-click within 2 seconds to automatically negotiate the I/O expansion module. |
| A(RS485) | RS485 A interface | RS485 A interface |
| B(RS485) | RS485 B interface | RS485 B interface |
| G(RS485) | RS485 G interface | RS485 G interface |
| ON | Grounding | Grounding |
| V- (DC9-36V) | negative terminal of power supply | DC (9-36V) power supply negative terminal interface |
| V+ (DC9-36V) | Positive power supply | DC (9-36V) power supply positive terminal interface |
| LAN1 | network port | Standard RJ45 network cable interface |
| LAN2 | network port | Standard RJ45 network cable interface |
| M31-AXEX8080G-U Indicator Light Description: | ||
| silkscreen | name | illustrate |
| RUN | Power indicator light | Red LED light; On: System power supply is normal; Off: System power supply is abnormal. |
| BUS | Device bus status indicator | Yellow LED light; On: Internal bus of the device is operating normally; Off: Internal bus of the device is completely malfunctioning. |
| Flickering: There may be an abnormality in the operation of the device's internal bus. | ||
| STA | Bus communication indicator | Blue LED light; flashing: indicates data exchange between the host and the expansion module; off: indicates no data exchange between the host and the expansion module. |
| DI1 | DI1 Input Indicator | Green LED light; On: DI1 valid input; Off: DI1 invalid input. |
| DI2 | DI2 Input Indicator | Green LED light; On: DI2 input is valid; Off: DI2 input is invalid. |
| DI3 | DI3 Input Indicator | Green LED light; On: DI3 input is valid; Off: DI3 input is invalid. |
| DI4 | DI4 Input Indicator | Green LED light; On: DI4 input is valid; Off: DI4 input is invalid. |
| DI5 | DI5 Input Indicator | Green LED light; On: DI5 input is valid; Off: DI5 input is invalid. |
| DI6 | DI6 Input Indicator | Green LED light; On: DI6 input is valid; Off: DI6 input is invalid. |
| DI7 | DI7 Input Indicator | Green LED light; On: DI7 valid input; Off: DI7 invalid input. |
| DI8 | DI8 Input Indicator | Green LED light; On: DI8 input is valid; Off: DI8 input is invalid. |
| DO1 | DO1 output indicator light | Green LED light; On: DO1 transistor is conducting; Off: DO1 transistor is cut off. |
| DO2 | DO2 output indicator light | Green LED light; On: DO2 transistor is conducting; Off: DO2 transistor is cut off. |
| DO3 | DO3 output indicator light | Green LED light; On: DO3 transistor is conducting; Off: DO3 transistor is cut off. |
| DO4 | DO4 output indicator light | Green LED light; On: DO4 transistor is conducting; Off: DO4 transistor is cut off. |
| DO5 | DO5 output indicator light | Green LED light; On: DO5 transistor is conducting; Off: DO5 transistor is cut off. |
| DO6 | DO6 output indicator light | Green LED light; On: DO6 transistor is conducting; Off: DO6 transistor is cut off. |
| DO7 | DO7 output indicator light | Green LED light; On: DO7 transistor is conducting; Off: DO7 transistor is cut off. |
| DO8 | DO8 output indicator light | Green LED light; On: DO8 transistor is conducting; Off: DO8 transistor is cut off. |