RSM-5502 User Manual
The RSM-5502 is a 5‑channel RTD temperature‑measurement module that supports both Pt and Cu RTD sensor families. It offers high‑resolution temperature conversion, digital output, and configurable alarm limits for each channel.
The manual describes the module’s functional overview, hardware installation, wiring diagrams, communication parameters (RS‑485, CAN, Ethernet, etc.), technical specifications, and safety notices. It also includes example applications and command reference tables for configuring the device. This manual is written in Chinese.
| Supported Pt RTD types | Pt10, Pt100, Pt200, Pt500, Pt1000 |
|---|---|
| Supported Cu RTD types | Cu50, Cu100 |
| Temperature range (Pt) | -200 °C to 850 °C |
| Temperature range (Cu) | -200 °C to 150 °C |
| Temperature resolution | 0.1 °C |
| Accuracy | ±0.05 % |
| Sampling rate | 8 points/second |
| Input impedance | 1.5 MΩ |
| Digital output channels | 2 |
| Digital output voltage range | 0‑5 V |
| Digital output current | 100 mA |
| CPU | 32‑bit RISC ARM |
| Power consumption | 1.2 W @24 VDC |
The temperature resolution is 0.1 °C.
The digital output voltage ranges from 0 V to 5 V.