Manual de instrucciones del mini medidor de distancia láser WANLUTECH LT-40

1. Introducción

Thank you for choosing the WANLUTECH LT-40 Mini Laser Distance Meter. This compact and versatile tool is designed for accurate distance, area, and volume measurements, featuring multiple measurement modes and a clear LCD backlight. This manual provides essential information for safe and effective use of your device.

2. Producto terminadoview

2.1 Características principales

Multiple Measurement Modes: Includes single, continuous, area, volume, and Pythagorean measurements.
Compact Design: Small size (5.6 x 1.2 x 2.1 cm) and lightweight (28g) with an aluminum alloy housing for portability.
Long Measuring Distance: Measures up to 131ft (40m).
USB Charging: Convenient micro-USB charging port.
LCD Backlight: Ensures clear data readability in various lighting conditions.
Selectable Reference Points: Choose between front or rear reference for measurements.
Unit Conversion: Switch between meters (m), inches (in), and feet (ft).

2.2 Componentes del dispositivo y pantalla

The following diagram illustrates the main components and display indicators of the LT-40 Laser Distance Meter.

Diagram showing the WANLUTECH LT-40 laser measure with labels for its buttons and display features, including single measurement, area measurement, front/back benchmark switch, continuous measurement, volumetric measurement, functions switch, Pythagorean measurement, power on, one key measurement, and power off/backlit button.

Figure 1: LT-40 Device Layout and Function Buttons

Detallado view of the WANLUTECH LT-40 laser measure display, indicating laser mode, front and rear reference points, battery indicator, laser strength, maximum value, minimum value, and current measurement value. Dimensions of 56mm length and 22mm width are also shown.

Figure 2: LT-40 Display Indicators and Dimensions

Botón principal: Used for power on, single measurement, and confirming selections.
Botón F/R: Functions switch / Front-Rear reference switch.
Botón de apagado/retroiluminación: Turns the device off and controls the LCD backlight.
Mostrar: Shows measurement values, units, battery status, laser strength, and measurement mode icons.

3. Configuración

3.1 Carga del dispositivo

The LT-40 features a built-in Lithium-Ion battery and is rechargeable via a micro-USB port.

Connect the provided micro-USB cable to the device's charging port.
Conecte el otro extremo del cable USB a un adaptador de corriente USB estándar (no incluido) o al puerto USB de una computadora.
El indicador de batería en la pantalla mostrará el estado de carga. Cárguelo completamente antes del primer uso.

Image showing the WANLUTECH LT-40 laser measure connected via a micro-USB cable for charging, with a battery icon indicating USB charging.

Figura 3: Puerto de carga USB

3.2 Powering On/Off and Backlight

Encendido: Presione brevemente el botón principal.
Apagado: Long press the Power Off / Backlit button.
Control de luz de fondo: Short press the Power Off / Backlit button to toggle the LCD backlight on or off.

Close-up of the WANLUTECH LT-40 laser measure's LCD screen with backlight activated, displaying measurement data clearly in a dark environment.

Figure 4: LCD Backlight in Operation

3.3 Configuración del punto de referencia de medición

The device allows you to choose the measurement reference point:

Referencia frontal: Measurements are taken from the front edge of the device. The device's length is not included in the result.
Rear Reference: Measurements are taken from the rear edge of the device. The device's length is included in the result.

To switch between reference points, short press the Delantero/Derecho button. An icon on the display will indicate the currently selected reference point.

3.4 Cambio de unidades de medida

The LT-40 supports meters (m), inches (in), and feet (ft).

To cycle through units, long press the Delantero/Derecho button. The unit displayed on the screen will change accordingly.

4. Operation - Measurement Modes

The LT-40 offers various measurement functions. To switch between modes, short press the Delantero/Derecho button until the desired mode icon appears on the display.

4.1 Medición única

Measures the direct distance between the device and a target.

Encienda el dispositivo.
Point the laser at the desired target.
Short press the main button to emit the laser.
Short press the main button again to take the measurement. The result will be displayed instantly.

Illustration of single distance measurement using the WANLUTECH LT-40 laser measure, showing a single laser line extending to a wall.

Figura 5: Medición única

4.2 Medición continua (seguimiento)

Measures distances continuously as the device is moved, displaying real-time maximum and minimum values.

Encienda el dispositivo.
Long press the main button for approximately 1 second to enter continuous measurement mode.
Move the device slowly. The display will update with real-time measurements, showing MAX and MIN values.
Short press the main button again to exit continuous measurement mode.

Illustration of continuous measurement using the WANLUTECH LT-40 laser measure, showing multiple laser points as the device is moved.

Figura 6: Medición continua

4.3 Medición del área

Calculates the area of a rectangular surface by measuring two sides.

Select the Area Measurement mode (icon: rectangle).
Short press the main button to measure the first side (e.g., length).
Short press the main button again to measure the second side (e.g., width).
El dispositivo calculará y mostrará automáticamente el área.

Illustration of area measurement using the WANLUTECH LT-40 laser measure, showing two measurements (length and width) used to calculate a shaded area.

Figura 7: Medición del área

4.4 Medición de volumen

Calcula el volumen de un espacio midiendo tres dimensiones.

Select the Volume Measurement mode (icon: cube).
Short press the main button to measure the first dimension (e.g., length).
Short press the main button again to measure the second dimension (e.g., width).
Short press the main button a third time to measure the third dimension (e.g., height).
El dispositivo calculará y mostrará automáticamente el volumen.

Illustration of volume measurement using the WANLUTECH LT-40 laser measure, showing three measurements (length, width, height) used to calculate a shaded volume.

Figura 8: Medición de volumen

4.5 Medición pitagórica

Uses the Pythagorean theorem to calculate indirect distances.

Diagram illustrating the Primary Pythagorean mode on the WANLUTECH LT-40 laser measure, showing how two measurements (hypotenuse and one leg) are used to calculate the other leg of a right triangle. Also shows Secondary Pythagorean modes for data addition and subtraction.

Figura 9: Modos de medición pitagóricos

4.5.1 Primary Pythagorean Mode (Indirect Height)

Calculates the height of an object (side 'a') by measuring the hypotenuse ('c') and the base ('b').

Select the Primary Pythagorean mode (icon: right triangle with 'a' unknown).
Short press the main button to measure the hypotenuse (data 'c').
Short press the main button again to measure the base (data 'b').
The device will automatically calculate and display the height (data 'a').

4.5.2 Secondary Pythagorean Mode (Data Addition)

Calculates a total height (a1+a2) by measuring two hypotenuses and two bases.

Select the Secondary Pythagorean mode (data addition) (icon: two right triangles stacked).
Short press the main button to measure the first hypotenuse (data 'c').
Short press the main button again to measure the first base (data 'b').
Short press the main button a third time to measure the second hypotenuse (data 'e').
The device will automatically calculate and display the total height (a1+a2).

4.5.3 Secondary Pythagorean Mode (Data Subtraction)

Calculates a height difference (a) by measuring two hypotenuses and two bases.

Select the Secondary Pythagorean mode (data subtraction) (icon: two right triangles overlapping).
Short press the main button to measure the first hypotenuse (data 'e').
Short press the main button again to measure the first base (data 'c').
Short press the main button a third time to measure the second base (data 'b').
The device will automatically calculate and display the height difference (data 'a').

5. Mantenimiento

5.1 Limpieza

Limpie el dispositivo con un paño suave, damp Paño. No utilice limpiadores abrasivos ni disolventes.
Keep the laser lens clean and free of dust or debris to ensure accurate measurements. Use a soft, lint-free cloth for the lens.

5.2 Almacenamiento

Guarde el dispositivo en un lugar fresco y seco, alejado de la luz solar directa y de temperaturas extremas.
Si lo va a almacenar durante un período prolongado, asegúrese de que la batería esté parcialmente cargada (alrededor del 50%) para prolongar su vida útil.

6. Solución de problemas

If you encounter issues with your LT-40, please refer to the following common problems and solutions:

Problema	Posible causa	Solución
El dispositivo no enciende	Batería baja o sin carga	Cargue el dispositivo mediante el cable USB.
Medidas inexactas	Laser lens is dirty; Unstable measurement surface; Incorrect reference point selected; Strong light interference.	Clean the laser lens; Ensure a stable surface; Verify the front/rear reference setting; Measure in a shaded area or use a target plate in bright conditions.
La pantalla está oscura o ilegible	La luz de fondo está apagada; batería baja.	Short press the Power Off / Backlit button to turn on the backlight; Charge the device.
El dispositivo se congela o no responde	Fallo temporal del software.	Long press the Power Off / Backlit button to force a shutdown, then restart the device.

7. Especificaciones

Característica	Especificación
Modelo	LT-40
Rango de medición	Hasta 40 metros (131 pies)
Unidades	m / pulgadas / pies
Clase de láser	Class II, Output power <1mW
Tipo de batería	Lithium-Ion (rechargeable via Micro-USB)
Material	Aleación de aluminio y ABS
Color	Gris
Dimensiones del producto	5.6 x 1.2 x 2.1 cm
Peso del artículo	28 gramos
Nivel de resistencia al agua	Resistente al agua (clasificación IP54)

8. Garantía y soporte

WANLUTECH is dedicated to providing high-quality products and excellent customer service. For any questions, technical support, or warranty inquiries regarding your LT-40 Mini Laser Distance Meter, please contact our customer support team through the retailer where you purchased the product or visit the official WANLUTECH websitio para información de contacto.

Conserve su comprobante de compra para reclamos de garantía.

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WANLUTECH LT-40

WANLUTECH LT-40 Mini Laser Distance Meter User Manual