UNI-T UTi720A Professional Thermal Imaging Camera User Manual

Limited Warranty and Liability

Uni-Trend offers a one-year limited warranty for this product from the original purchase date. This warranty does not cover damages caused by misuse, accidents, modifications, or other causes not related to material or manufacturing defects. Uni-Trend is not liable for indirect, consequential, incidental, special, or non-covered damages. Some states may not allow the exclusion or limitation of implied warranties or incidental/consequential damages; in such cases, Uni-Trend's liability will be limited to the maximum extent permitted by applicable law.

Table of Contents

• 1. Specifications
• 2. Instrument Description
• 3. LCD Indicators/Icons
• 4. Power On/Off
• 5. Measurements
• 6. Palette
• 7. Temperature Point
• 8. Settings
• 9. Temperature Compensation and Calibration
• 10. Image Viewing
• 11. Image Recording
• 12. Lighting
• 13. USB Communication and Image Projection
• 14. SD Card
• 15. Charging
• 16. Maintenance
• 17. Safety Instructions
• 18. Usage Notice
• 19. FCC Compliance Statement
• 20. Emissivity

1. Specifications

2. Instrument Description

The instrument features various components for its operation. These include:

• 1. Upper Casing
• 2. Lower Casing
• 3. Type-C USB Interface
• 4. SD Card Slot
• 5. Interface Cover
• 6. Tripod Mounting Hole
• 7. Lighting
• 8. Infrared Camera Lens
• 9. Trigger
• 10. LCD Display
• 11. Up Button
• 12. Power Button
• 13. Lighting Button
• 14. Left Button
• 15. Down Button
• 16. Right Button
• 17. Enter Button
• 18. Back Button
• 19. Set Button

Visual representations of the instrument's front, top, and side views are provided, with numbered callouts corresponding to the component list.

3. LCD Indicators/Icons

The display is a 2.8" TFT LCD with a resolution of 320x240 pixels. Key indicators and icons include:

• 1. Center Point Temperature
• 2. Max Temperature Point
• 3. Center Point
• 4. Min Temperature Point
• 5. Menu
• 6. Region of Interest (ROI)
• 7. Temperature Bar
• 8. Max Temperature of ROI
• 9. Calibration
• 10. Battery Indicator
• 11. Date and Time
• 12. Max Temperature of ROI
• 13. Max Temperature Point

The display shows real-time temperature readings, including center, max, and min temperatures, along with date, time, and battery status.

4. Power On/Off

Press and hold the power button for 3 seconds to turn the device on or off. If the product will not be used for an extended period or environmental conditions change, turn on the product and let it pause for 10-20 minutes before taking measurements. To power off, press and hold the power button for 5-6 seconds; do not press it repeatedly to turn it off.

5. Measurements

From the main interface, press the SET button to access the main menu. Use the Left/Right buttons to select "Measurements" and press SET to enter the sub-menu. Use the Up/Down buttons to select Center Point/Max Point/Min Point/Region of Interest. Press the Back button to return to the previous interface.

6. Palette

From the main interface, press the SET button to access the main menu. Use the Left/Right buttons to select "Palette" and press SET to enter the sub-menu. Use the Up/Down buttons to select a palette and press SET to apply the selected palette. Press the Back button to return to the previous interface.

Various color palettes are available, including Iron, Rainbow, High Contrast, Red Hot, White Hot, Black Hot, Lava, and Rainbow HC, each offering a different visual representation of temperature data.

7. Temperature Point

From the main interface, press the SET button to access the main menu. Use the Left/Right buttons to select "Temperature Point" and press SET to enter the sub-menu. Use the Up/Down buttons to select a point, then press SET to add the registered point to the main interface. Use the Left/Right/Up/Down buttons to move the point and press SET to confirm the selection. The temperature point will be displayed. Press SET again to close the point. Press the Back button to return to the previous interface.

8. Settings

From the main interface, press the SET button to access the main menu. Use the Left/Right buttons to select "Settings" and press SET to enter the sub-menu. Use the Up/Down buttons to select an option in the sub-menu and press SET to access the Settings interface. Press the Back button to return to the previous interface.

8.1 Language

In the Settings interface, press Up/Down to select "Language" and press SET to enter the Language interface. Use Up/Down to select English, German, French, Spanish, Swedish, or Italian, and press SET to confirm the selection. Press the Back button to return to the previous interface.

8.2 Date and Time

In the Settings interface, press Up/Down to select "Date and Time" and press SET to access the Settings interface. Use Left/Right to select the clock format/year/month/day/hour/minute, and press SET to adjust the selected value. Use Up/Down to add/subtract, and press SET to save the modified value. Press the Back button to return to the previous interface.

8.3 Temperature Unit

In the Settings interface, press Up/Down to select "Temperature unit" and press SET to access the unit setting interface. Use Up/Down to select °C/°F, then press SET to confirm the selection. Press the Back button to return to the previous interface.

8.4 High/Low Alert

In the Settings interface, press Up/Down to select "High/Low Alert" and press SET to access the alert setting interface. Use Up/Down to select On/Off. Press SET to set the alarm value. Use Up/Down to add/subtract. Press the Back button to return to the previous interface. When the "High/Low Alert" function is activated, an alert will be issued when the temperature exceeds the set range.

8.5 Temperature Scale

In the Settings interface, press Up/Down to select "Temperature scale" and press SET to access the scale setting interface. Use Up/Down to select Low Gain/High Gain, then press SET to confirm the selection. Press the Back button to return to the previous interface. Note: It takes 30-40s to switch between low and high gain.

8.6 Display Brightness

In the Settings interface, press Up/Down to select "Display brightness" and press SET to access the brightness setting interface. Use Up/Down to select Low/Medium/High, then press SET to confirm the selection. Press the Back button to return to the previous interface.

8.7 Auto Power Off

In the Settings interface, press Up/Down to select "Auto power off" and press SET to access the setting interface. Use Up/Down to select 5 minutes/10 minutes/30 minutes/Off, then press SET to confirm the selection. Press the Back button to return to the previous interface.

8.8 USB Mode

In the Settings interface, press Up/Down to select "USB mode" and press SET to access the setting interface. Use Up/Down to select USB Disk/USB Camera and press SET to confirm the selection. Press the Back button to return to the previous interface.

• USB Disk: Connect the product to the PC to view images and analyze data.
• USB Camera: Connect the product to the PC for real-time image projection.

8.9 Measurements

In the Settings interface, press Up/Down to select "Measurements" and press SET to access the setting interface. Use Up/Down to select Emissivity/Ambient Temp/Distance, and press SET to adjust the selected parameters. Use Up/Down to add/subtract the value, and press SET to confirm the selection. Press the Back button to return to the previous interface. For emissivity of common objects, please refer to the table in the appendix.

8.10 System Settings

In the Settings interface, press Up/Down to select "System settings" and press SET to access the setting interface. Use Up/Down to select Device Information/Factory Reset/Format SD Card/Auto Save, then press SET to access the sub-menu. Press the Back button to return to the previous interface.

8.10.1 Device Information

In the Settings interface, press Up/Down to select "Device Information" and press SET to access the sub-menu. The model version/Capacity/Free space can be viewed. Press the Back button to return to the previous interface.

8.10.2 Factory Reset

In the Settings interface, press Up/Down to select "Factory reset" and press SET to access the sub-menu. Use Up/Down to select Yes/No, then press SET to confirm the selection. Press the Back button to return to the previous interface. Note: Do not perform any operations during the factory reset.

8.10.3 Format SD Card

In the Settings interface, press Up/Down to select "Format SD Card" and press SET to access the sub-menu. Use Up/Down to select Yes/No, then press SET to confirm the selection. Press the Back button to return to the previous interface. Note: Do not remove any card or perform any operation during SD card formatting.

8.10.4 Auto Save

In the Settings interface, press Up/Down to select "Auto save" and press SET to access the sub-menu. Use Up/Down to select Yes/No, then press SET to confirm the selection. Press the Back button to return to the previous interface. Note: Do not remove or insert any SD card during recording or viewing of images. The number of recorded images should not exceed 1000. Clean the SD card when the number of images exceeds 1000.

9. Temperature Compensation and Calibration

Temperature compensation is available to adapt to environmental and site conditions. Please refer to Chapter 8.9 Measurements for the specific adjustment method. This is a manual temperature calibration mode to improve measurement stability.

10. Image Viewing

Press the image viewing button to display photos. Use Up/Down/Left/Right to select an image, then press SET to display the image. Press SET again to display image information or delete marked images. Note: Do not remove or insert any SD card during image viewing.

11. Image Recording

Press the trigger to capture an image. Use the Left/Right buttons to save or cancel an image, and press the SET button to confirm the selection or the Back button to cancel the selection. Images will be automatically saved to the SD card in auto-save mode. Note: Images can only be saved when an SD card is inserted.

12. Lighting

Press and hold the lighting button for 3 seconds to turn the lighting on/off. When the temperature alarm is activated and the measured temperature exceeds the set range, the LED spot will flash. Note: When the LED is on, the beam should be directed away from the eyes of people or animals.

13. USB Communication and Image Projection

1. Download and install the Screen UTi-Live software and the real-time image projection software.
2. Refer to Chapter 8.8 USB Mode to select USB disk. Connect this product to the PC. In the PC software, users can view images and analyze image data.
3. Refer to Chapter 8.8 USB Mode to select USB camera. Connect this product to the PC. In the real-time image projection software, the real-time image projection function can be activated.
4. Select the Help option on the settings interface to access the user manual for the software when operating the PC software.

Note: Do not unplug the USB cable during image projection. Before unplugging the USB device, ensure that the PC software is closed.

14. SD Card

The Micro SD (TF card) option is available for saving images. Back up images regularly and clean the SD card in time to avoid affecting the operating speed of this device. Do not insert or remove the SD card repeatedly to avoid damaging or losing data.

15. Charging

Ensure you use a certified 5V/1A or 5V/2A power adapter for charging. Note: Do not unplug or turn off the product during charging. Ensure you unplug the Type-C adapter or disconnect the power supply first when a power outage or restart is necessary.

16. Maintenance

Clean the exterior of the device with a damp cloth and a mild soapy solution. Do not use abrasive alcohol or solvents to clean the exterior, lens, or screen.

17. Safety Instructions

Read the instructions completely before using this device. Do not use the instrument in flammable, explosive, humid, or corrosive environments. Stop using the device immediately if you notice it is damaged, dropped, or modified, to avoid inaccurate measurement results.

1. Ensure the device is stable and avoid violent shaking during use.
2. Do not use or store the instrument at temperatures above the authorized operating or storage temperature.
3. Be careful not to point the camera lens directly at high-intensity radiation sources such as the sun, carbon dioxide lasers, or arc welders.
4. Be careful not to obstruct the device's vents.
5. Do not strike, drop, or shake the instrument and its accessories to avoid damage.
6. Never attempt to repair or modify your instrument. Disassembly of this product may result in damage not covered by the manufacturer's warranty.
7. Do not use abrasives, isopropyl alcohol, or solvents to clean the instrument or cables, as this may cause damage.
8. Do not use this thermal device at temperatures above the operating temperature.
9. Follow these guidelines when cleaning the device:
• For the non-optical surface, use a soft, clean cloth to wipe the non-optical surface of the thermal camera if necessary.
• For the optical surface, avoid staining the optical surface during use, especially with your hands, as sweat stains can corrode the optical surface. Wipe the lens with special paper carefully when the optical lens surface is contaminated.
10. Do not place the battery in a high-temperature environment or near high-temperature objects.
11. Do not short-circuit the positive and negative poles of the battery.
12. Do not dispose of the battery in a humid environment or water.
13. Do not expose the device to dusty or humid environments. Avoid water splashes on the instrument when using it in wet environments. Close the cover when not using the instrument.
14. Place the instrument and all accessories in a special packaging box when not in use.
15. Avoid using the SD card for other purposes.
16. The product graphics information provided is for presentation. Actual products will be subject to physical receipt, which may not conform to the present in terms of materials and details of different batches.
17. The laboratory data provided on this page are theoretical values from our company's internal laboratory and are for reference only. Reference data cannot replace order and delivery information. For more information, please contact Customer Service.

18. Usage Notice

Always verify and use correct emissivity values for accurate temperature readings. To ensure accuracy, allow the instrument to warm up for 20 minutes after a long period of disuse. Internal temperature may increase during charging, leading to inaccurate measurements; therefore, it is not recommended to take measurements during or immediately after charging. The instrument has automatic calibration. Ensure you read the dynamic temperature readings after they stabilize on the display.

19. FCC Compliance Statement

This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.

20. Emissivity

The emissivity of various materials is provided in the table below:

Note: This user manual is available and can be downloaded from the official Uni-Trend website. This instruction manual is subject to change without prior notice.