User manual for the JWSK-6 wide‑temperature network temperature and humidity transmitter, covering specifications, installation, operation and troubleshooting.
The JWSK-6 transmitter measures temperature from –40 °C to 120 °C and humidity from 0 %RH to 100 %RH with high accuracy. It features a sealed waterproof design, an 8‑character LCD, selectable RS485/RS232 communication, and multiple mounting options (wall‑mount, pipe‑mount, split‑type).
The manual provides detailed technical parameters, wiring diagrams, step‑by‑step installation instructions, LCD panel operation, communication protocol (MODBUS RTU), and fault‑analysis procedures, as well as maintenance and storage guidelines. This manual is written in Chinese.
| Supply Voltage | DC 24V (22‑26V) |
|---|---|
| Temperature Measurement Range | -40 °C ~ 120 °C |
| Humidity Measurement Range | 0 %RH ~ 100 %RH |
| A‑Level Accuracy (Humidity) | ±2 %RH (5‑95 %RH, 25 °C) |
| A‑Level Accuracy (Temperature) | ±0.5 °C (-20 °C ~ 60 °C) |
| B‑Level Accuracy (Humidity) | ±3 %RH (5‑95 %RH, 25 °C) |
| Circuit Operating Temperature | -20 °C ~ 60 °C |
| Probe Operating Temperature | -40 °C ~ 120 °C |
| Long‑Term Stability (Humidity) | < 1 %RH per year |
| Response Time (Humidity) | < 4 s (1 m/s wind) |
| Response Time (Temperature) | < 15 s (1 m/s wind) |
| Output Signals | RS485, RS232 |
| Dimensions | 86 mm × 117 mm × 41 mm |
| Weight (Wall‑mount) | ≈ 170 g |
| Weight (Pipe‑mount) | ≈ 425 g |
| Enclosure Material | ABS, white |
It requires a DC 24 V supply, with an acceptable range of 22 V to 26 V.
Enter the address‑modification mode via the keypad and send the command, e.g., 01060002000 2A9CB, to set a new address.