M31-XXEX00A0G-U 16DO High-performance distributed I/O host Standard ModBus protocol ModBus TCP/RTU High response and high protection
[Specifications]：16DO
[Communication Interface]：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-XXEX00A0G-U Port and Button Description: | ||
| silkscreen | name | illustrate |
| DO1 | DO1 digital output | DO1 digital output interface, used in conjunction with COMA |
| DO2 | DO2 digital output | DO2 digital output interface, used in conjunction with COMA |
| DO3 | DO3 digital output | DO3 digital output interface, used in conjunction with COMA |
| DO4 | DO4 digital output | DO4 digital output interface, used in conjunction with COMA |
| DO5 | DO5 digital output | DO5 digital output interface, used in conjunction with COMA |
| DO6 | DO6 digital output | DO6 digital output interface, used in conjunction with COMA |
| DO7 | DO7 digital output | DO7 digital output interface, used in conjunction with COMA |
| DO8 | DO8 digital output | DO8 digital output interface, used in conjunction with COMA |
| EAT | DI digital input common terminal | DO1-DO8 share the same COMA common terminal |
| DO9 | DO9 digital output | DO9 digital output interface, used in conjunction with COMB. |
| DO10 | DO10 digital output | DO10 digital output interface, used in conjunction with COMB. |
| DO11 | DO11 digital output | DO11 digital output interface, used in conjunction with COMB. |
| DO12 | DO12 digital output | DO12 digital output interface, used in conjunction with COMB. |
| DO13 | DO13 digital output | DO13 digital output interface, used in conjunction with COMB. |
| DO14 | DO14 digital output | DO14 digital output interface, used in conjunction with COMB. |
| DO15 | DO15 digital output | DO15 digital output interface, used in conjunction with COMB. |
| DO16 | DO16 digital output | The DO16 digital output interface is used in conjunction with COMB. |
| COMB | DO's COM port | DO9-DO16 share a common COMB for coordinated use |
| COMB | DO's COM port | DO9-DO16 share a common COMB 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-XXEX00A0G-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. |
| DO1 | DO1 output indicator light | Green LED light; On: DO1 relay closed; Off: DO1 relay open. |
| DO2 | DO2 output indicator light | Green LED light; On: DO2 relay closed; Off: DO2 relay open. |
| DO3 | DO3 output indicator light | Green LED light; On: DO3 relay closed; Off: DO3 relay open. |
| DO4 | DO4 output indicator light | Green LED light; On: DO4 relay closed; Off: DO4 relay open. |
| DO5 | DO5 output indicator light | Green LED light; On: DO5 relay closed; Off: DO5 relay open. |
| DO6 | DO6 output indicator light | Green LED light; On: DO6 relay closed; Off: DO6 relay open. |
| DO7 | DO7 output indicator light | Green LED light; On: DO7 relay closed; Off: DO7 relay open. |
| DO8 | DO8 output indicator light | Green LED light; On: DO8 relay closed; Off: DO8 relay open. |
| DO9 | DO9 output indicator light | Green LED light; On: DO9 relay closed; Off: DO9 relay open. |
| DO10 | DO10 output indicator light | Green LED light; On: DO10 relay closed; Off: DO10 relay open. |
| DO11 | DO11 Output Indicator | Green LED light; On: DO11 relay closed; Off: DO11 relay open. |
| DO12 | DO12 output indicator light | Green LED light; On: DO12 relay closed; Off: DO12 relay open. |
| DO13 | DO13 Output Indicator | Green LED light; On: DO13 relay closed; Off: DO13 relay open. |
| DO14 | DO14 Output Indicator | Green LED light; On: DO14 relay closed; Off: DO14 relay open. |
| DO15 | DO15 Output Indicator | Green LED light; On: DO15 relay closed; Off: DO15 relay open. |
| DO16 | DO16 Output Indicator | Green LED light; On: DO16 relay closed; Off: DO16 relay open. |