1. Introduction
The Huepar LR-5RG Laser Receiver is designed to extend the working range of Huepar line laser levels, allowing for detection of red and green pulse laser beams in various lighting conditions. This receiver features dual LCD displays, adjustable volume, and a backlight for clear readings, making it an essential tool for construction and DIY projects.
Image: Huepar LR-5RG Laser Receiver with key features such as working distance, adjustable accuracy, volume, clamp holder, LCD, backlight, bubble vial, and auto shut-down.
2. Setup
2.1 Battery Installation
The LR-5RG receiver requires batteries for operation. Locate the battery compartment on the rear of the device. Open the compartment, insert the required batteries (typically AA, check the compartment for specific type and polarity), and close the cover securely.
2.2 Mounting the Receiver
The receiver can be handheld or mounted using its integrated clamp holder. The clamp holder allows attachment to a measuring rod or other suitable surfaces. The device also features a 1/4" thread mount for tripod compatibility.
Image: Detailed diagram showing the front and rear LCD displays, speaker, bubble vial, datum lines, keypad, laser reception window, battery compartment, and 1/4" thread mount.
2.3 Activating Pulse Mode on Laser Level
IMPORTANT: Before using the LR-5RG receiver, ensure that your Huepar laser level is set to Pulse Mode. The receiver will not detect the laser beam if the laser level is not in pulse mode.
Image: Visual instruction to turn on the Pulse Mode of the laser level when working with the laser receiver.
2.4 Compatible Huepar Laser Levels
The LR-5RG receiver is compatible with a wide range of Huepar laser levels, including but not limited to:
- BOX-1G, BOX-1R
- B03CG, B02CG, B21CG
- 5011G, 602CG, 602CR, 603CG, 603CG-BT, 603CR, 703CG, 704CG
- 901CG, 902CG, 903CG, 904DG
- 8211G, S02CG, S03CG, S03CG-L, S03DG, S03DG-L, S04CG, S04CG-L
- LS03CG, LS03DG, LS04CG
- NT411G, L141G, LS41G, E011G
- P02CG, P03CG, P04CG, R03CG
- 621CG, 621CR, 622CG, 622CR
- GF360G, GF360R
- 7211CG, HM03CG, W03CG, W04CG
Image: The LR-5RG receiver shown with a selection of compatible Huepar laser levels.
3. Operating Instructions
3.1 Power On/Off
Press the 'ON/OFF' button on the keypad to turn the receiver on or off.
3.2 Using the Dual LCD Display
The LR-5RG features dual LCD displays (front and rear) for easy visual readout from different angles. The displays show the laser line's position relative to the receiver's datum line using arrows.
Image: Features of the LR-5RG including Dual LCD Display, Backlight, Adjustable Volume, and Adjustable Accuracy.
3.3 Interpreting Level Indicators
- Up Arrow: Indicates the receiver needs to be moved upwards to align with the laser line.
- Down Arrow: Indicates the receiver needs to be moved downwards to align with the laser line.
- Horizontal Line: Indicates the receiver is perfectly aligned with the laser line.
Adjust the height of the receiver until the horizontal datum line and the arrows disappear on the LCD display, indicating precise alignment.
Image: The receiver mounted on a measuring rod, demonstrating how to move the receiver according to the direction shown on the display to find the laser line.
3.4 Adjusting Volume
Press the volume button to cycle through Loud, Soft, or Mute buzzer settings. The buzzer provides an audible indication when the laser line is detected.
Image: The receiver displaying options for Loud, Soft, and Mute buzzer volume settings.
3.5 Adjusting Accuracy
The receiver offers adjustable accuracy settings to suit different job requirements. Refer to the display icons to select the desired accuracy level.
3.6 Backlight Feature
Activate the backlight feature for improved visibility of the LCD display in low-light conditions.
3.7 Automatic Power Off
The receiver is equipped with an automatic power-off function that activates after 10 minutes of no signal detection, conserving battery life.
4. Maintenance
- Keep the receiver dry and clean.
- Wipe the device with a soft, damp cloth. Do not use abrasive cleaners or solvents.
- Store the receiver in a cool, dry place away from direct sunlight and extreme temperatures.
- Remove batteries if the device will not be used for an extended period to prevent leakage.
5. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Receiver not detecting laser beam | Laser level not in Pulse Mode. | Ensure the laser level is switched to Pulse Mode. |
| Receiver not turning on | Low or dead batteries; incorrect battery installation. | Replace batteries with fresh ones; check battery polarity. |
| Inaccurate readings | Receiver not held steady; environmental interference. | Ensure receiver is stable; minimize strong light sources. |
| Buzzer not working | Buzzer set to Mute. | Press the volume button to cycle to Loud or Soft setting. |
6. Specifications
| Feature | Detail |
|---|---|
| Model Number | 5RG |
| Brand Name | Huepar |
| DIY Supplies | Paint & Decorating |
| Origin | Mainland China |
| Certification | CE, FCC, RoHS |
| Pulse Duration | 50 µs |
| PWM | 5:5 |
| Frequency | 10KHz |
| Display | Dual LCD Display |
| Working Distance | 130ft-200ft (typical, depends on light source), up to 197ft/60m |
| Operating Time | 20 hours |
| Auto Power Off | 10 minutes with no signal detected |
| Dimensions (L x W x H) | 140mm x 68mm x 26mm (5.51in x 2.64in x 1.06in) |
| Package Dimensions (L x W x H) | 19cm x 8cm x 8cm |
| Package Weight | 0.37 kg |
Image: Diagram illustrating the dimensions of the LR-5RG Laser Receiver.
7. User Tips
- Always ensure your laser level is in Pulse Mode for the receiver to function correctly. This is the most common reason for detection issues.
- Verify compatibility with your specific laser level model. While compatible with many Huepar models, cross-referencing with the provided list or manufacturer's documentation is recommended.
- For outdoor use or in bright conditions, the receiver significantly extends the visibility and working range of your laser level.
- Utilize the adjustable volume and backlight features to adapt to different working environments.
8. Customer Support
For any questions, technical assistance, or support regarding your Huepar LR-5RG Laser Receiver, please contact Huepar customer service. Refer to the product packaging or the official Huepar website for contact information.
