1. Introduzione
The PQWT S-Series Ground Water Detector is an advanced geophysical survey instrument designed for efficient and accurate underground water detection. Utilizing natural electric field frequency selection methods, this device automatically maps geological structures and analyzes underground water-bearing formations by collecting changes in potential difference (resistance).
This detector is suitable for various terrains including plains, hills, mountains, plateaus, and basins, providing rapid analysis to determine optimal water well drilling points, identify aquifers, and measure aquifer depth. Its user-friendly interface allows even inexperienced operators to learn its functions quickly.
2. Componenti del prodotto
The PQWT S-Series Ground Water Detector package typically includes the following items:
- Main Detector Unit (with industrial-grade 7-inch high-definition digital touch LCD screen)
- Electrode Rods (2 pcs copper electrode)
- Electrode Cable (10 meters)
- Adattatore di alimentazione
- Cavo USB
- Chiavetta USB
- Tracolla
- Custodia per il trasporto


3. Specifiche
| Caratteristica | Descrizione |
|---|---|
| Modello | PQWT-S500 (also S300/S150) |
| Misurazione della profondità | 0-100m / 0-150m / 0-300m / 0-500m (model dependent) |
| Misurazione della frequenza | Single frequency, Three frequency, 36/40/56 frequency |
| Tipo di alimentazione | Rechargeable (Battery Model 26650*2pcs #4000mAh Lithium Battery) |
| A D Conversion / | 16-bit 1MspS |
| Campo di misura | 0mV-2000mV (instrument automatically switches range) |
| Precisione di misurazione | 0.001 mV |
| Canale di misurazione | 8 canali |
| Unit of Measurement Data | Electric field components of different frequencies of the earth electromagnetic field ΔVs(mV) |
| Guadagno del canale | 0-500,000 volte |
| Lingue | English, Spanish, French, Arabic, Russian |
| Consumo energetico | Circa 4 W |
| Display | Industrial-grade 7-inch high-definition digital touch LCD screen |
| Orario di lavoro | 6-8 ore |
| Lunghezza del cavo | 10 metri |
| Tipo di elettrodo | Copper electrode (2 pcs) |
| Applicazione | Underground Water Detection, Borehole Drilling |
| Dimensioni imballo (L x P x A) | 46 cm x 19 cm x 41 cm |
| Peso lordo | 6.2 kg |
4. Istruzioni per l'installazione
Follow these steps to set up your PQWT S-Series Ground Water Detector for operation:
- Disimballare i componenti: Carefully remove all items from the carrying case. Ensure all components listed in Section 2 are present and undamaged.
- Carica il dispositivo: Before first use, fully charge the main detector unit using the provided power adapter. Connect the adapter to the charging port on the unit and plug it into a power outlet. The LED indicator will show charging status.
- Collegare il cavo dell'elettrodo: Connect the electrode cable to the "M N port" on the main detector unit. Ensure the connection is secure.
- Attach Electrode Rods: Connect the two copper electrode rods to the ends of the electrode cable.
- Accensione: Press the "ON/OFF" button on the main unit to power on the device. The LCD touch screen should illuminate.
- Placement of Electrodes: In your survey area, firmly insert the two electrode rods into the ground at appropriate distances as per your survey plan. Ensure good contact with the soil.


For a visual guide on setup and operation, please watch the following video:
Video 4.1: Demonstration of PQWT S-Series Ground Water Detector setup and operation.
5. Istruzioni per l'uso
The PQWT S-Series detector features an intuitive touch screen interface for easy operation. After powering on and connecting the electrodes, navigate the menu to begin your survey.
5.1 Menu principale Fineview
The main screen provides access to different survey modes and settings:

- Single Frequency: For basic measurements at a single frequency.
- Three Frequency: For more detailed analysis using three different frequencies.
- Professionistafile Sondaggio: To conduct a comprehensive survey and generate geological profiles.
- File Esploratore: To manage saved survey data.
- Impostazioni: To adjust device parameters, language, etc.
- Servizi: For additional support or features.
5.2 Conducting a Survey (Profile Survey Example)
- From the main menu, tap on "Profile Survey".
- Enter the required parameters such as Line number, Depth, and Gain. The device supports various depths (e.g., 170Hz, 67Hz, 25Hz).
- Confirm your settings and start the measurement.
- The device will automatically collect data and generate a geological profile map on the screen, reflecting aquifers and their depths.

The automatic mapping feature provides on-site results, allowing for immediate analysis of the underground structure.
6. Manutenzione
To ensure the longevity and optimal performance of your PQWT S-Series Ground Water Detector, follow these maintenance guidelines:
- Pulizia: After each use, especially in muddy or wet conditions, clean the electrode rods and cable thoroughly. Wipe the main unit with a soft, dry cloth. Avoid using abrasive cleaners or solvents.
- Magazzinaggio: Store the device and all accessories in the provided carrying case when not in use. Keep it in a cool, dry place away from direct sunlight and extreme temperatures.
- Cura della batteria: Recharge the battery regularly, even if the device is not used frequently, to maintain battery health. Avoid completely draining the battery for extended periods.
- Ispezione dei cavi: Periodically inspect the electrode cable for any signs of wear, cuts, or damage. Replace if necessary to ensure accurate readings and safety.
- Aggiornamenti software: Controllare il produttore website or contact support for any available software updates to ensure your device has the latest features and performance improvements.
7. Risoluzione Dei Problemi
If you encounter issues with your PQWT S-Series Ground Water Detector, refer to the following common problems and solutions:
| Problema | Possibile causa/soluzione |
|---|---|
| Il dispositivo non si accende |
|
| Letture imprecise o incoerenti |
|
| Il touch screen non risponde |
|
| Cannot save data to USB flash drive |
|

8. Suggerimenti per l'utente
- Ground Contact is Key: Always ensure the electrode rods have excellent contact with the ground. Moist soil provides better conductivity and more accurate readings. If the ground is very dry, consider moistening the area around the electrodes.
- Impara le basi: The device is designed for ease of use, with many users reporting they can learn the basic operation in as little as 5 minutes. Take advantage of the intuitive touch screen and automatic mapping features.
- Utilize Remote Assistance: If you are unsure about interpreting your survey results or need help analyzing well locations, remember that expert remote assistance is available.
- Experiment with Frequencies: Depending on the geological conditions and desired depth, experimenting with single, three, or specific frequencies (36/40/56 Hz) can yield more precise results.
9. Garanzia e supporto
For any questions, technical support, or warranty inquiries regarding your PQWT S-Series Ground Water Detector, please contact us directly:
- WhatsApp: +86 18817124267
- E-mail: salesengineer5@pqwtcs.com
We are committed to providing reliable results and support for your water detection needs.