Elitech STC-1000Pro TH / STC-1000WiFi TH
Plug-in controller with two switched sockets: one for cooling or heating, one for humidifying or dehumidifying, with alarms and a buzzer.
What it is: Plug-in temperature and humidity controller. The WiFi TH adds app control and a Wi-Fi reset key combination.
Key combo: Hold the SET key 3 s for settings. Press all three keys together to restore factory settings.
Elitech STC-1000Pro TH / STC-1000WiFi TH error codes
| Display | Meaning |
|---|---|
| Err | Probe failure: both outputs switched off |
| EtH | Temperature above the TAH limit |
| EtL | Temperature below the TAL limit |
| EHH | Humidity above the HAH limit (humidity output switched off) |
| EHL | Humidity below the HAL limit |
How to enter service / parameter mode
- Hold SET 3 s to enter settings; the parameter code flashes.
- ▲/▼ to pick a code, SET to switch to the value, ▲/▼ to change it.
- Hold SET 3 s again (or leave it) to save and exit.
- Any key silences the buzzer.
- Factory reset: press ▲, SET and ▼ together until the screen goes off and the unit restarts.
Parameter list
| Code | What it does | Range | Default / typical |
|---|---|---|---|
| TCH | Temperature output: cooling (C) or heating (H) | C / H | C |
| TS | Temperature set point | -5 to 70 °C | 25 °C |
| TD | Temperature differential | 0.2–15 °C | 2 |
| TPT | Compressor protection delay | 0–10 min | 3 |
| TAH / TAL | High / low temperature alarm | -5 to 70 °C | 35 / 0 °C |
| TCA | Temperature offset | -10 to 10 °C | 0 |
| CF | Unit °C or °F | C / F | C (F in US version) |
| HDH | Humidity output: dehumidify (D) or humidify (H) | H / D | H |
| HS | Humidity set point | 5–99 %RH | 50 |
| HD | Humidity differential | 1–30 %RH | 5 |
| HPT | Humidity output protection delay | 0–10 min | 3 |
| HAH / HAL | High / low humidity alarm | 5–99 %RH | 99 / 5 |
| HCA | Humidity offset | -10 to 10 %RH | 0 |
| COT | Humidity output cycle time (0 = off) | 0–999 min | 30 |
| BL | Backlight time (0 = always on) | 0–999 min | 30 |
For licensed technicians only. This equipment can involve mains voltage, high-voltage microwave circuits, gas and refrigerant. Isolate power (and gas) before opening panels, follow the manufacturer's manual and your local licensing rules (for example ARC refrigerant handling and electrical or gas licences). Wrong settings can spoil food or damage equipment. Check every value on the unit in front of you before changing it.
Based on: Elitech STC-1000Pro TH / STC-1000WiFi TH user manual (scanned, read by eye). Always check the manual for your exact model and software version.
ServiceModes is not affiliated with Elitech or any other manufacturer. Written in our own words from the manufacturer's documentation.
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