SCTH2001 intelligent temperature and humidity controller adopts the latest imported digital sensors, high accuracy, corrosion resistance, long life, wide range, good performance, can work stably and reliably in various environments. It has RS232 interface and can communicate with computers or industrial control equipment.
The SCTH2001 intelligent temperature and humidity controller uses a high‑precision digital sensor and offers a wide measurement range, RS232 interface and optional CAN/RS485/Ethernet connections. It is designed for long‑term stable operation in harsh environments and supports cable lengths over 60 m.
The manual covers product overview, features, communication protocol, installation, operation instructions, parameter setting, wiring diagrams, expansion wiring and ordering information, providing all details needed for setup and use in outdoor terminal boxes, high‑voltage distribution equipment and various industrial applications. This manual is written in Chinese.
| Temperature measurement range | 0.1℃ |
|---|---|
| Temperature accuracy | ±0.5℃ |
| Humidity accuracy | ±4.5%RH |
| Temperature setting range | -30‑120℃ |
| Humidity setting range | 11‑99.9%RH |
| Output power | 5A 250V |
| Baud rate | 9600 |
| Communication port | RS232 (optional CAN, RS485, Ethernet) |
| Mechanical life | ≥3,000,000 cycles |
| Working voltage | AC 85‑265V |
| Weight | 210 g |
| Storage temperature range | -20 ℃ ~ 80 ℃ |
| Operating temperature range | -40 ℃ ~ +85 ℃ |
| Supported sensor cable length | >60 m |
| Dimensions | 72 × 72 × 111 mm |
| Panel size | 72 mm × 72 mm |
| Opening size | 67.5 mm × 67.5 mm |
| Installation type | Panel‑mounted |
Press and hold the K1 key for 3 seconds to enter temperature setting mode.
WD lights up when the temperature relay is closed, and SD lights up when the humidity relay is closed.
The controller provides an RS232 port as standard and can be optionally equipped with CAN, RS485, or Ethernet interfaces.
The unit operates from an AC supply of 85 V to 265 V.