1. Introducció
This manual provides detailed instructions for the installation, operation, and maintenance of your EBTOOLS 52mm Digital Water Level Gauge. Designed for a wide range of applications including automobiles, marine vessels, engine groups, and construction machinery, this intelligent digital display gauge offers precise water level monitoring. Please read this manual thoroughly before installation and use to ensure proper function and safety.
2. Informació de seguretat
- Always disconnect the vehicle's or equipment's power supply before attempting any installation or wiring.
- Ensure all wiring connections are secure and properly insulated to prevent short circuits and electrical hazards.
- Do not modify the gauge or its components. Unauthorized modifications may void the warranty and pose safety risks.
- Install the gauge in a location where it will not obstruct the driver's view or interfere with the safe operation of the vehicle/equipment.
- This product is designed for 12V/24V DC systems. Verify your system's voltage abans de connectar.
3. Producte acabatview
3.1 Característiques
- Pantalla digital clara: Features a standard instrument industry-specific curved glass configuration for clear data display with anti-fog function.
- Red LED Backlight: Ensures visibility and normal operation during nighttime conditions.
- Aplicació àmplia: Suitable for automobiles, ships, engine groups, and construction machinery.
- Construcció duradora: Made from high-quality plastic and stainless steel, resistant to aging for long-term use.
- Alta precisió: Utilizes a high-quality stepper motor for low power consumption, high precision, and stable performance.
- Disseny robust: IP67 waterproof and dustproof rating with an ultra-wide operating voltage (9-32V DC, up to 36V).

Figura 1: Frontal view of the EBTOOLS Digital Water Level Gauge highlighting its clear display, red LED backlight, and 52mm mounting diameter.
3.2 Components
The EBTOOLS Digital Water Level Gauge kit typically includes:
- 1 x Water Level Gauge (J-YK00030)
- 1 x manual d'instruccions
4. Configuració i instal·lació
4.1 Mounting the Gauge
- Choose a suitable location on your dashboard or control panel that allows for clear visibility and does not obstruct operation.
- Drill a mounting hole with a diameter of approximately 52mm (2.0 inches). Ensure the hole is clean and free of burrs.
- Insert the gauge into the drilled hole. Secure it from the back using the provided mounting bracket and nuts.

Figura 2: Example of the water level gauge installed in a vehicle dashboard.
4.2 Connexions de cablejat
Refer to the wiring diagram (if provided with your product) and the back of the gauge for terminal identification. Ensure all connections are firm and correctly polarized.
- Font d'alimentació: Connect the positive (+) terminal to a switched 12V/24V DC power source and the negative (-) terminal to a reliable ground. The gauge supports 9-32V DC.
- Entrada del sensor: Connect the water level sensor's signal output wire to the designated input terminal on the gauge. The gauge supports input signals of 0-190ohm (European standard) or 240-33ohm (American standard). Ensure your sensor matches the gauge's input signal type.

Figura 3: posterior view of the gauge showing the electrical connection terminals.
5. Instruccions de funcionament
- Once properly installed and wired, turn on the power supply to the gauge.
- The digital display will illuminate, showing the current water level as a percentage (0-100%).
- The red LED backlight will activate, providing clear readability in low-light conditions or at night.
- Monitor the display for real-time water level information.

Figure 4: The gauge display illuminated with its red LED backlight for night operation.
6. Manteniment
- Neteja: Utilitzeu un suau, damp cloth to clean the gauge's display and housing. Avoid abrasive cleaners or solvents that could damage the surface.
- Impermeable/a prova de pols: The gauge has an IP67 rating, making it highly resistant to water and dust ingress. However, avoid prolonged submersion or high-pressure water jets directly on the gauge.
- Connexions: Periodically check all electrical connections to ensure they remain secure and free from corrosion.

Figure 5: The gauge demonstrating its IP67 waterproof and dustproof capabilities.
7. Solució De Problemes
| Problema | Causa possible | Solució |
|---|---|---|
| El mesurador no s'encén. | Sense subministrament elèctric; cablejat incorrecte; fusible fundit. | Check power connections, ensure correct polarity, inspect fuses in the power line. |
| Incorrect water level reading. | Sensor malfunction; incorrect sensor type; wiring issue to sensor. | Verify sensor functionality, ensure sensor signal type matches gauge (0-190ohm or 240-33ohm), check sensor wiring. |
| La pantalla està tènue o parpelleja. | Font d'alimentació inestable; connexió fluixa. | Comproveu el volum d'alimentaciótage stability, tighten all electrical connections. |
8. Especificacions
| Paràmetre | Valor |
|---|---|
| Número de model | EBTOOLSmow3a0gesi (Type: J-YK00030) |
| Material | Plàstic, acer inoxidable, vidre |
| Diàmetre del forat de muntatge | Aprox. 52 mm (2.0 polzades) |
| Vol. Operatiutage | 9-32V DC (up to 36V) |
| Nivell de protecció | IP67 (resistent a l'aigua i a la pols) |
| Interval de visualització | 0-100% |
| Senyal d'entrada | 0-190ohm (European Standard), 240-33ohm (American Standard) |
| Dimensions (L x A x A) | 6 x 6 x 6 cm |
| Pes | 70 grams |
9. Informació de la garantia
Specific warranty details for this product are not available in the provided information. Please refer to the product packaging or contact your retailer for warranty terms and conditions.
10. Informació de suport
Contact information for product support is not available in the provided data. For assistance, please contact the seller or refer to the official EBTOOLS weblloc si està disponible.