WANLUTECH LT-40 Mini Laser Distance Meter User Manual

1. හැඳින්වීම

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. නිෂ්පාදන අවසන්view

2.1 ප්රධාන ලක්ෂණ

• 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 Device Components and Display

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

Figure 1: LT-40 Device Layout and Function Buttons

Figure 2: LT-40 Display Indicators and Dimensions

• ප්‍රධාන බොත්තම: Used for power on, single measurement, and confirming selections.
• F/R බොත්තම: Functions switch / Front-Rear reference switch.
• Power Off / Backlit Button: Turns the device off and controls the LCD backlight.
• සංදර්ශකය: Shows measurement values, units, battery status, laser strength, and measurement mode icons.

3. පිහිටුවීම

3.1 උපාංගය ආරෝපණය කිරීම

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

1. Connect the provided micro-USB cable to the device's charging port.
2. USB කේබලයේ අනෙක් කෙළවර සම්මත USB බල ඇඩැප්ටරයකට (ඇතුළත් කර නැත) හෝ පරිගණකයේ USB පෝට් එකකට සම්බන්ධ කරන්න.
3. සංදර්ශකයේ ඇති බැටරි දර්ශකය ආරෝපණ තත්ත්වය පෙන්වයි. පළමු භාවිතයට පෙර සම්පූර්ණයෙන්ම ආරෝපණය කරන්න.

රූපය 3: USB ආරෝපණ වරාය

3.2 Powering On/Off and Backlight

• බල ගැන්වීම: ප්‍රධාන බොත්තම කෙටි ඔබන්න.
• විදුලිය විසන්ධි කිරීම: Long press the Power Off / Backlit button.
• පසුතල පාලනය: Short press the Power Off / Backlit button to toggle the LCD backlight on or off.

Figure 4: LCD Backlight in Operation

3.3 Setting Measurement Reference Point

The device allows you to choose the measurement reference point:

• Front Reference: 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 එෆ්/ආර් button. An icon on the display will indicate the currently selected reference point.

3.4 මිනුම් ඒකක වෙනස් කිරීම

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

• To cycle through units, long press the එෆ්/ආර් 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 එෆ්/ආර් button until the desired mode icon appears on the display.

4.1 තනි මිනුම්

Measures the direct distance between the device and a target.

1. උපාංගය සක්රිය කරන්න.
2. Point the laser at the desired target.
3. Short press the main button to emit the laser.
4. Short press the main button again to take the measurement. The result will be displayed instantly.

Figure 5: Single Measurement

4.2 අඛණ්ඩ මිනුම් (ලුහුබැඳීම)

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

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

රූපය 6: අඛණ්ඩ මිනුම්

4.3 ප්රදේශය මැනීම

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

1. Select the Area Measurement mode (icon: rectangle).
2. Short press the main button to measure the first side (e.g., length).
3. Short press the main button again to measure the second side (e.g., width).
4. උපාංගය ස්වයංක්‍රීයව ප්‍රදේශය ගණනය කර පෙන්වනු ඇත.

රූපය 7: ප්‍රදේශ මැනීම

4.4 පරිමාව මැනීම

ත්‍රිමාණ මැනීමෙන් අවකාශයක පරිමාව ගණනය කරයි.

1. Select the Volume Measurement mode (icon: cube).
2. Short press the main button to measure the first dimension (e.g., length).
3. Short press the main button again to measure the second dimension (e.g., width).
4. Short press the main button a third time to measure the third dimension (e.g., height).
5. උපාංගය ස්වයංක්‍රීයව පරිමාව ගණනය කර පෙන්වනු ඇත.

රූපය 8: පරිමාව මැනීම

4.5 පයිතගරස් මිනුම්

Uses the Pythagorean theorem to calculate indirect distances.

රූපය 9: පයිතගරස් මිනුම් ක්‍රම

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').

1. Select the Primary Pythagorean mode (icon: right triangle with 'a' unknown).
2. Short press the main button to measure the hypotenuse (data 'c').
3. Short press the main button again to measure the base (data 'b').
4. 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.

1. Select the Secondary Pythagorean mode (data addition) (icon: two right triangles stacked).
2. Short press the main button to measure the first hypotenuse (data 'c').
3. Short press the main button again to measure the first base (data 'b').
4. Short press the main button a third time to measure the second hypotenuse (data 'e').
5. 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.

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

5. නඩත්තු කිරීම

5.1 පිරිසිදු කිරීම

• උපාංගය මෘදු, ඩී සමඟ පිස දමන්නamp රෙදි. උල්ෙල්ඛ පිරිසිදු කරන්නන් හෝ ද්රාවණ භාවිතා නොකරන්න.
• 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 ගබඩා කිරීම

• උපාංගය සෘජු හිරු එළියෙන් සහ අධික උෂ්ණත්වයන්ගෙන් ඈත්ව සිසිල් වියළි ස්ථානයක ගබඩා කරන්න.
• If storing for an extended period, ensure the battery is partially charged (around 50%) to prolong battery life.

6. දෝශ නිරාකරණය

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

7. පිරිවිතර

8. වගකීම් සහ සහාය

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 webසම්බන්ධතා තොරතුරු සඳහා අඩවිය.

වගකීම් හිමිකම් සඳහා කරුණාකර ඔබගේ මිලදී ගැනීමේ සාක්ෂි තබා ගන්න.