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ME31-XDXX0800-485 8-channel PT100 thermal resistance temperature acquisition module supports RS485 interface Modbus RTU standard protocol
[Introduction]：ME31-XDXX0800-485 is a PT100 thermal resistor temperature acquisition module with 8-channel PT100 temperature acquisition function, supports RS485 communication interface, supports Modbus RTU standard protocol for acquisition, and can communicate with PC, configuration, PLC and other networks.
| Category | Name | Parameters |
| power supply | Working voltage | DC8～28V |
| Power indicator | Blue LED indication | |
| communication | Communication interface | RS485 |
| Baud rate | 1200~115200bps (default 9600) | |
| Communication protocol | Standard Modbus RTU protocol | |
| MODBUS | Device address | Can be modified through Modbus instructions and host computer |
| Temperature collection | Number of channels | 8-way |
| Sensor type | 2-wire PT100 temperature sensor | |
| Temperature resolution | 0.1℃ | |
| Accuracy | Normal temperature (25±5℃) condition: ±0.2%±2℃ | |
| Full temperature (-40~85℃) condition: ±0.5%±2℃ | ||
| Acquisition frequency | 1Hz | |
| other | Product size | 121mm * 72mm * 34mm (length * width * height) |
| Product weight | 140 ±5 g | |
| Working temperature and humidity | -40 ～ +85℃, 5% ～ 95%RH (no condensation) | |
| Installation method | Guide rail installation, screw installation | |
| Serial port parameters | Baud rate | 9600bps (8 types) |
| Verification method | None | |
| Data bit | 8 | |
| Stop bit | 1 | |
| MODBUS Parameters | Modbus master-slave | Slave |
| Address | 1 |