Description:

Model: W3231

Temperature Control Range: -55°C~120°C/-67°F~ 248°F

Temperature Control Accuracy: 0.1 °C / 0.1 °F

Display Color: Red + Blue

Working Power Supply: DC12V DC 24V AC110V~220V

Temperature Sensor: 1M NTC 10K

Product Size: 79.2mm×41.9mm×26.3mm

Hole Size: 72.1mm×39.2mm

Warning code

Code: HHH

Reason for error : Temperature exceeds alarm temperature

Solution: The temperature drops below the alarm temperature and returns to normal.

Code: LLL

Reason for error : No temperature sensor detected

Solution: Replacement reconnect temperature sensor

Color : Indicating situation

Red : The red light flashes and the heating mode is delayed.;The red light is always on, heating mode is running.

Blue: Blue light flashes, cooling mode delay starts; The blue light is always on ,cooling mode is running.

Instructions:

1. Short press “SET” small digital tube to flash, press “△” or “▽” to set the target temperature, press “Standby” button or no operation to save the setting within 3 seconds.

2. Press and hold “SET” to enter the code setting mode, press “△” or “▽” to switch the code. After selecting, press “SET” to enter the code setting. After setting, press “Standby” button or no operation to save the setting within 3 seconds. .

3. The last parameter setting is saved by default after shutdown.

4, restore the factory settings: press and hold "SET" to power on.

5. When the module is powered on, it will start directly. After power-on, press and hold the “standby” button, the module will enter “sleep” or “wake up”; in case of power failure, the module will run automatically after power recovery, no need to start manually.

Package Includes:

1x W3231 Dual Display Digital Temperature Controller