This document introduces the usage instructions and technical parameters of the NWSF-1AT temperature and humidity transmitter produced by Beijing Kunlun Coast Sensing Technology Co., Ltd. The transmitter is a sensing and transmitting integrated design, suitable for temperature and humidity measurement in HVAC indoor environments. It features DC 24V power supply, 0% RH to 100% RH humidity range, 0℃ to 50℃ temperature range, and high accuracy.
This manual describes the NWSF-1AT temperature/humidity transmitter, a compact ABS‑housing sensor designed for indoor environmental monitoring. It lists the electrical requirements, measurement ranges, accuracies, and output signal details.
The document includes installation instructions, wiring diagrams, operating procedures, safety precautions, maintenance recommendations, storage conditions, and troubleshooting steps to ensure reliable performance in HVAC and industrial applications. This manual is written in Japanese.
| Supply voltage | DC24V (22V‑26V) |
|---|---|
| Humidity measurement range | 0 %RH – 100 %RH |
| Temperature measurement range | 0 °C – 50 °C |
| Humidity accuracy | ±0.5 %RH (10 %RH – 85 %RH) |
| Output signal | 4 – 20 mA current loop |
| Dimensions (W×H×D) | 90 mm × 65 mm × 20 mm |
It operates from a DC24 V supply, acceptable range 22 V to 26 V.
The device outputs a 4 – 20 mA current loop signal.