Important Safety Information
CAUTION: LASER RADIATION. Avoid direct eye exposure. Do not disassemble the device.
The device warning and aperture safety information are labeled directly on the device, located on the right side of the Lasergrip.
Any updates to the product information (date of manufacturing and manufacturer address) will be added as adhesive overlays.
Safety Use & Care
- Do not use the thermometer to measure the temperature of live electrical wires.
- Do not use the thermometer in environments with explosive gases.
- Do not use the thermometer to measure the temperature of molten metal.
- Do not use the thermometer to measure the temperature of the human body.
- Do not immerse the thermometer in water or other liquids.
- Do not leave the thermometer exposed to direct sunlight for extended periods.
- Do not use the thermometer if the battery is low.
- Do not use the thermometer if it is damaged.
- Do not use the thermometer in environments with extreme temperature fluctuations.
- Do not use the thermometer to measure the temperature of surfaces with low emissivity without proper preparation.
- Do not point the laser at people or animals.
- Do not disassemble the thermometer.
- Keep the thermometer out of reach of children.
Features & Specifications
- High accuracy and reliability
- Non-contact temperature measurement
- Adjustable emissivity (0.1 to 1.0)
- Laser pointer for aiming
- Backlight LCD display
- Data Hold function
- Auto power off
- Low battery indicator
- Unit conversion (°C/°F)
Specifications
| Feature | Specification |
|---|---|
| Temperature Range | -58°F to 716°F (-50°C to 380°C) |
| Accuracy | ±1.5% or ±2°C/±4°F |
| Distance to Spot Ratio | 12:1 |
| Emissivity | Adjustable 0.1 - 1.0 |
| Response Time | Less than 0.5 seconds |
| Laser Class | Class II, 630-670 nm, <1mW |
| Operating Temperature | 32°F to 104°F (0°C to 40°C) |
| Storage Temperature | -4°F to 140°F (-20°C to 60°C) |
| Power Supply | 9V Battery |
Operation
Surface Temperature Measurement
- Press the laser pointer On/Off button to activate the laser.
- Aim the laser dot at the surface to be measured.
- Press and hold the trigger to take the measurement. The temperature reading will be displayed on the LCD.
- Release the trigger to hold the last reading.
- Press the laser pointer On/Off button again to deactivate the laser.
Laser Activation
To activate and deactivate the laser, press the laser pointer On/Off button at any time while the Lasergrip is on. The laser helps in aiming at the target surface.
Display Backlight Operation
To activate and deactivate the display backlight, press the display backlight On/Off button at any time while the Lasergrip is on. The backlight illuminates the LCD screen for better visibility in low light conditions.
Battery Replacement
A low battery icon will appear on the LCD display when the Lasergrip's battery power is running low. Replace the battery immediately when the icon appears.
- Open the battery compartment and remove the used battery. Dispose of the used battery properly.
- Connect a new DC 9V battery, ensuring correct polarity.
- Insert the battery into the compartment and close the compartment lid, ensuring the wiring is not pinched.
Diagram: Shows opening the battery compartment, a 9V battery with correct polarity facing upward, and a note about wiring not bulging out of the compartment.
Understanding Measurements
Distance to Spot Ratio (D:S)
The Lasergrip 774 measures surface temperature based on its distance to spot diameter ratio (D:S). As the distance between the thermometer and the surface increases, the measured surface area also increases. With a D:S ratio of 12:1, the measured surface area has a diameter of approximately 1/12th of the distance.
For the most accurate results, ensure the target surface area is at least twice the corresponding spot diameter. Insufficient surface area will lead to inaccurate results. The recommended distance for measurement is 14.17 inches (36 cm), which creates a spot measurement area of 1.18 inches (3 cm) in diameter.
Diagram: Illustrates the D:S ratio, showing a recommended distance of 14.17 inches resulting in a spot diameter of 1.18 inches, with the ratio D:S = 12:1.
Emissivity
Emissivity is a material's efficiency in emitting thermal energy. Non-reflective surfaces have higher emissivity (closer to 1) than reflective surfaces (closer to 0). Inaccurate results may occur when measuring reflective surfaces like glass, polished wood, or granite.
To take accurate temperature measurements of reflective surfaces with low emissivity:
- Place a strip of masking tape over the target surface.
- Allow the masking tape to adjust to the surface temperature for approximately 30 minutes.
- Measure the temperature of the taped section, which eliminates the inaccuracy issue caused by reflectivity.
Diagram: Illustrates the concept of emissivity and the masking tape method for improving measurement accuracy on reflective surfaces.
Product Information
Device Certification Information
The device certification information is labeled directly on the device. The sticker is located on the left side of the Lasergrip.
[CE Mark] is present.
Package Contents
- 1 x Etekcity Lasergrip 774 Infrared Thermometer
- 1 x 9V DC Battery
- 1 x User Manual
Warranty & Support
Warranty Information
Etekcity warrants all products to be of the highest quality in material, craftsmanship, and service, effective from the date of purchase to the end of the warranty period.
Etekcity will replace any product found to be defective due to manufacturer flaws based on eligibility. Refunds are available within the first 30 days of purchase and are only available to the original purchaser. This warranty extends only to personal use and does not cover commercial, rental, or other unintended uses.
This warranty is non-transferable. Etekcity is not liable for damages caused by user negligence, abuse, or use noncompliant with the user manual or additional safety instructions.
This warranty does not apply to damage due to abuse, accident, alteration, misuse, tampering, vandalism, improper maintenance, damage in return transit, or unsupervised use by children under 18.
To extend your 1-year warranty by an additional year, log onto www.etekcity.com/warranty and enter your order number. If an order number is unavailable, provide a note with the date of receipt.
Customer Support
For any issues or questions regarding your new product, please contact Etekcity Customer Support.
Etekcity Corporation
1202 N Miller St., Suite A
Anaheim, CA 92806
USA
Toll Free: (855) 686-3835
Email: support@etekcity.com
Support Hours: Mon - Fri 9:00 am - 5:00 pm PST/PDT
Please have your order confirmation number ready before contacting Customer Support.
