The document introduces the functions and settings of ACR-100 temperature and humidity controller from Guangzhou KeLi Intelligent Instrument Co., Ltd.
The ACR-100 is a programmable single‑group, multi‑stage temperature and humidity controller with a compact size and easy operation. It uses fuzzy‑control algorithms for precise regulation and includes an RS‑485 communication port for remote monitoring and control up to 1200 m.
The manual provides an overview, technical specifications, installation instructions, wiring diagrams, parameter settings, and operating procedures for the device and its accessories. This manual is written in Chinese.
| Display | LED dual display |
|---|---|
| Temperature measurement range | -45°C ~ 120°C |
| Temperature measurement accuracy | ±0.5°C (approx.) |
| Temperature control range | -40°C ~ 120°C |
| Temperature control accuracy | ±0.5°C |
| Humidity measurement range | 20% ~ 100% |
| Humidity measurement accuracy | ±5% |
| Humidity control accuracy | ±5% |
| Power supply | 220 V (50 Hz) ±10% |
| Dimensions (W×H×D) | 72 mm × 72 mm × 100 mm |
| Weight | 500 g |
Press the key until the small display shows “Adr”; the large display will then show the address number for setting.
Press the key until the small display shows “tAu”; then use the keys to select a value between -40.0 °C and 120.0 °C.
The controller can communicate with a host computer over RS‑485 up to 1200 meters.
The device operates on 220 V AC at 50 Hz, with a tolerance of ±10%.