1. Introduzione
The Gaqqee W3103 is a versatile digital temperature control system designed for precise temperature management in various applications, including heating and heat dissipation. It features a wide temperature measurement range, high control accuracy, and multiple operational modes, making it suitable for household and industrial use. This manual provides detailed instructions for the safe and efficient operation of your W3103 temperature controller.

2. Informazioni sulla sicurezza
Please read and understand all safety instructions before installing or operating the device. Failure to follow these instructions may result in electric shock, fire, or damage to the product.
- Garantire l'alimentazione voltage matches the device's requirements (DC12V, DC24V, or AC220V).
- Scollegare l'alimentazione prima di effettuare qualsiasi collegamento elettrico o di eseguire interventi di manutenzione.
- Tutti i cablaggi devono essere eseguiti da un elettricista qualificato, nel rispetto delle normative elettriche locali.
- Non utilizzare il dispositivo in ambienti bagnati o damp condizioni.
- Tenere il dispositivo lontano da materiali infiammabili e gas esplosivi.
- Non tentare di smontare o modificare il dispositivo.
- The temperature sensor is an integral part of the system; ensure it is properly installed and protected.
3. Specifiche
| Caratteristica | Specificazione |
|---|---|
| Nome del prodotto | Regolatore di temperatura |
| Modello | W3103 |
| Ingresso volumetage | DC12V / DC24V / AC220V (optional) |
| Tipo di funzione | Controllo della temperatura |
| Tipo di uscita | Voltage Uscita |
| Tipo di controllo | Controllo della posizione |
| Input di misura | NTC10KB3950L=1 meter sensor |
| Campo di misurazione della temperatura | -50°C a 110°C |
| Intervallo di controllo della temperatura | -19°C a 99°C |
| Potenza di uscita | 300W / 600W / 5000W (depending on model/voltage) |
| Precisione della misurazione della temperatura | ±0.2°C |
| Precisione del controllo | 1°C |
| Corrente massima | 30A |
| Aspetto Dimensioni | Dimensioni: 96 x 70 x 46 mm |
| È un dispositivo intelligente | NO |
| Batteria inclusa | NO |

4. Contenuto della confezione
- W3103 Digital Temperature Controller (x1)
Note: The NTC temperature sensor is typically integrated or included with the controller.
5. Configurazione e cablaggio
Before connecting, ensure the power supply is disconnected. The W3103 supports DC12V, DC24V, or AC220V input. Select the appropriate model for your power source.
5.1 Wiring Diagram (DC12V/24V Example)

Fasi di cablaggio:
- Potenza in ingresso: Connect your DC12V or DC24V power source to the "enter" terminals (N and L). Ensure correct polarity (+ and -).
- Uscita di carico: Connect your heating or cooling device (load) to the "output" terminals (N and L). The W3103 provides direct voltage output to control the load.
- Messa a terra: If applicable, connect the ground wire to the designated ground terminal.
- Sensore di temperatura: Connect the NTC temperature sensor (L=1 meter) to the sensor input port. Ensure it is securely connected and placed in the environment where temperature needs to be measured.
Caution: For AC220V models, wiring will differ. Always consult a qualified electrician for AC installations to prevent electric shock and ensure safety.
6. Istruzioni per l'uso
The W3103 features a digital display and three buttons: "Start setting" (Up arrow), "Stop setting" (Down arrow), and "SET".
6.1 Funzioni dei pulsantiview
- Start Setting (Up Arrow): Used to increase values or initiate setting adjustments.
- Stop Setting (Down Arrow): Used to decrease values or initiate setting adjustments.
- Pulsante IMPOSTA:
- Pressione breve: Switches between working modes (Temperature Control, F1 Intermittent Work, F2 Scheduled Shutdown, F3 Scheduled Startup).
- Long Press (3+ seconds): Enters the Temperature Correction Setting.
6.2 Modalità di controllo della temperatura

After power-on, the middle of the screen displays the real-time temperature. If it's not showing a number, short press the SET button to switch to temperature control mode.
- Setting Start Temperature: Press the "Start setting" (Up arrow) button. The start temperature display will flash. Use the Up/Down arrows to adjust the desired start temperature. The setting will automatically save after a few seconds of no operation.
- Setting Stop Temperature: Press the "Stop setting" (Down arrow) button. The stop temperature display will flash. Use the Up/Down arrows to adjust the desired stop temperature. The setting will automatically save after a few seconds of no operation.
The device will activate the output when the temperature reaches the start setting and deactivate when it reaches the stop setting, or vice-versa, depending on whether it's configured for heating or cooling.
6.3 Intermittent Mode (F1)

Short press the SET button until "F1" is displayed in the middle of the screen.
- Setting Start Time (Minutes): Press the "Start setting" (Up arrow) button. The start time display (minutes) will flash. Use the Up/Down arrows to adjust the desired ON duration.
- Setting Stop Time (Minutes): Press the "Stop setting" (Down arrow) button. The stop time display (minutes) will flash. Use the Up/Down arrows to adjust the desired OFF duration.
The device will cycle the output based on the set ON and OFF durations.
6.4 Timing Shutdown Mode (F2)

Short press the SET button until "F2" is displayed in the middle of the screen.
- Setting Shutdown Hour: Press the "Start setting" (Up arrow) button. The hour digits will flash. Use the Up/Down arrows to adjust the desired shutdown hour.
- Setting Shutdown Minute: Press the "Stop setting" (Down arrow) button. The minute digits will flash. Use the Up/Down arrows to adjust the desired shutdown minute.
The device will operate normally and then shut down after the set duration.
6.5 Timing Boot Mode (F3)

Short press the SET button until "F3" is displayed in the middle of the screen.
- Setting Boot Hour: Press the "Start setting" (Up arrow) button. The hour digits will flash. Use the Up/Down arrows to adjust the desired boot hour.
- Setting Boot Minute: Press the "Stop setting" (Down arrow) button. The minute digits will flash. Use the Up/Down arrows to adjust the desired boot minute.
The device will remain off and then power on after the set duration.
6.6 Temperature Correction Function

If there is a discrepancy between the displayed temperature and the actual temperature (measured by a calibrated thermometer), you can use the temperature correction function.
- Enter Correction Setting: Long press the SET button for more than 3 seconds. The display will show a temperature correction code (e.g., "BCAJ") and the current correction difference.
- Adjust Correction Value: Use the "Start setting" (Up arrow) and "Stop setting" (Down arrow) buttons to adjust the temperature difference value. This value will be added to or subtracted from the measured temperature.
The setting will automatically save after a few seconds of no operation.
7. Manutenzione
- Pulizia: Pulire il dispositivo con un panno morbido e asciutto. Non utilizzare detergenti abrasivi o solventi.
- Cura del sensore: Ensure the temperature sensor is clean and free from debris. Do not bend or damage the sensor cable.
- Connessioni: Controllare periodicamente tutti i collegamenti elettrici per accertarsi che siano sicuri.
8. Risoluzione Dei Problemi
| Problema | Possibile causa | Soluzione |
|---|---|---|
| Il dispositivo non si accende | Nessuna alimentazione; cablaggio errato; fonte di alimentazione difettosa. | Check power connections; verify power source is active; ensure correct voltage (DC12V/24V/AC220V) is applied. |
| Lettura della temperatura errata | Sensor faulty or improperly placed; temperature correction needed. | Check sensor connection and placement; use the temperature correction function (Section 6.6) to calibrate. |
| L'uscita non si attiva/disattiva | Incorrect temperature settings; faulty load; wiring issue. | Verify start/stop temperature settings; check load functionality; inspect output wiring. |
| La modalità non cambia | SET button not pressed correctly. | Ensure a short press for mode cycling or a long press for temperature correction. |
9. Suggerimenti per l'utente
- For critical applications, always use an independent thermometer to verify the W3103's readings, especially after initial setup or if temperature fluctuations are observed.
- When setting timing functions, double-check the hours and minutes to avoid unintended operation.
- Consider using a protective casing for the controller if it's exposed to dust or moisture in its operating environment.
10. Garanzia e supporto
Per informazioni sulla garanzia, supporto tecnico o richieste di assistenza, contattare direttamente il venditore o il produttore. Conservare la ricevuta d'acquisto come prova d'acquisto.
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