M31-AXEX8080G-U-CAN 8DI+8DO Remote I/O Module Standard CANopen Communication Protocol
[Specifications]：8DI+8DO
[Communication Interfaces]：CAN, RJ45
[Operating Voltage]：DC 9～36V
[Size]：110*40*100mm
[Product Weight]：195±5g
[Introduction]：The M31-U-CAN series distributed I/O host is a slave module supporting the CANopen protocol. It features a modular design, supporting multiple I/O types for flexible expansion based on user needs. Built to Level 3 protection standards, it provides complete isolation for I/O input/output and power supply, offering excellent electromagnetic compatibility, outstanding performance, and high reliability, meeting CE certification standards. The product casing is coated with a conformal coating, providing anti-mildew, anti-moisture, and anti-salt spray functions.
Official Store| CANopen distributed IO host | ||
| Category | Name | Parameters |
| Power supply | Operating voltage | DC 9～36V； Equipped with anti-reverse connection protection |
| Power indicator | RUN red LED indicator | |
| Power consumption | 2~4W | |
| Communication | Communication interface | CAN、RJ45 |
| Porter rate | 1000K(默认)、500K、 250K、125K、100K、50K、20K、10K | |
| Communication protocol | CANopen protocol | |
| Internal bus | Up to 1ms | |
| DI input | Input type | NPN、PNP |
| Input range | DC 10～28V | |
| Isolation methods | Each channel is individually isolated by photoelectric isolation | |
| Input impedance | 7.2kΩ | |
| Collection frequency | 1000 Hz | |
| Counting frequency | ＜500Hz | |
| Filter time | Default time: 6ms | |
| Enter the instructions | DI green LED indicator | |
| AI input | Collection characteristics | Single-ended input/differential input (model selectable). |
| Input type | Single-terminal current: 0-20mA, 4-20mA | |
| 差分电流:0-20mA、4-20mA、±20mA | ||
| Differential voltage: 0-5V, ±5V, 0-10V, ±10V | ||
| Single-terminal voltage: 0-5V, 0-10V | ||
| AI resolution | 16th place (diff) | |
| AI accuracy | 1‰ (differential) / 3‰ (single-ended). | |
| Refresh frequency | Maximum 70Hz | |
| Enter the instructions | AI green LED indicator | |
| DO (Relay) output | DO output type | Type A relay (normally open). |
| DO output mode | Level output, pulse output | |
| Relay contact capacity | 5A 30VDC, 5A 250VAC (maximum supported total current at the common terminal of the same COM is 8A). | |
| Output instructions | DO green LED indicator | |
| DO(PNP) output | DO output type | PNP type |
| DO output mode | Level output, pulse output | |
| Output capability | Supports maximum output of 0.5A per channel and up to 4A per COM port at voltages of 10~30V | |
| Output instructions | DO green LED indicator | |
| AO output | Output type | 0-20mA, 4-20mA/0-5V, 0-10V (voltage and current models available). |
| Output accuracy | 1‰ | |
| Output impedance | AOV: 40R AOI:656kΩ | |
| Output instructions | AO green LED indicator | |
| Others | Product dimensions | 110mm * 40mm * 100mm (length * width * height). |
| Operating temperature and humidity | -40 ~ +85°C, 5% ~ 95% RH (non-condensing). | |
| Storage temperature and humidity | -40 ~ +105°C, 5% ~ 95% RH (non-condensing). | |
| Installation method | Installation of positioning holes and guide rails | |