SQY03TW100-4 Intelligent temperature meter has 5 digital display and RS485 communication compatible with Modbus. It can match the DS75 temperature sensor and is a temperature display instrument. This instrument has the characteristics of accurate and reliable, input matching and strong anti-interference.
The SQY03TW100-4 intelligent thermometer provides a 5‑digit numeric display and RS485 communication compatible with Modbus, designed for industrial temperature monitoring. It works with DS75 temperature sensors and offers adjustable parameters via its keypad.
The manual describes technical specifications, wiring diagrams, operation of keys (SET, <, ∧, RST), parameter settings, and communication frames for RS485. It also includes instructions for resetting to factory defaults and configuring communication codes. This manual is written in Chinese.
| Power supply | AC 220V |
|---|---|
| Power consumption | ≤5W |
| Display range | -55.0～125.0 °C |
| Basic error | 0.1 °C |
| Operating temperature | -20～65 °C |
| Relative humidity | ≤85 % |
| Opening size | 92 × 45 mm |
| Dimensions | 96 × 48 × 110 mm |
| Weight | <800 g |
| Communication | RS485, 4800 bps, Modbus |
Press and hold the RST key and the ∧ key, then release the RST key followed by the ∧ key.
It uses RS485 communication at 4800 bps with the Modbus protocol.
Enter parameter setting mode with the SET key, then use the < and ∧ keys to move the cursor and adjust values; confirm changes in the E‑parameter state.
The device provides a 5‑digit numeric display.