User manual for the TH11O switch-type temperature and humidity transmitter, covering features, installation, settings, and operation.
The TH11O is a smart temperature and humidity controller with an LCD display, Swiss‑imported second‑generation sensor probe, and robust control logic. It supports high/low temperature and humidity alarms, heating, cooling, humidifying, dehumidifying, and remote control, making it suitable for server rooms, smart buildings, warehouses, labs, and other environments.
The manual explains the device’s key features, technical specifications, wiring diagrams, button functions, and detailed setting procedures, including password protection, communication options, and optional data logging. Installation guidelines and safety precautions are also provided. This manual is written in Chinese.
| Rated Voltage | DC9V~DC30V (recommended 12V) |
|---|---|
| Temperature Measurement Range | -20℃~80℃ |
| Humidity Measurement Range | 0~100% RH |
| Humidity Resolution | 0.1% RH |
| Output Interface | Switch‑type output, load ≤130 mA |
| Communication Interface | Optional RS485/RS232 |
| Effective Working Area | 10‑20 m² per unit |
| Dimensions | 90 × 95 × 29 mm |
The initial password is "0000"; after entering it you can adjust the digits with the "+" and "-" keys and confirm the new password with the "确认键".
The device operates on a DC voltage between 9 V and 30 V, with 12 V recommended.
It can measure temperatures from –20 °C up to 80 °C.
Yes, data logging and event recording are optional features that can be enabled in the settings.