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Summary of Contents for Dali LT7-P
- Page 1 LT7-P/ LT3-P Thermal Image Camera User Manual ZHEJIANG DALI TECHNOLOGY CO.,LTD...
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Page 2: Warnings, Cautions And Notes
LT3-P/LT7-P Thermal Image Camera User Manual DALI ! Warnings, Cautions and Notes Definitions WARNING Could cause bodily injury or death. CAUTION Could cause damage to equipment or permanent loss of data. NOTE provides useful information to the operator. - Page 3 LT3-P/LT7-P Thermal Image Camera User Manual DALI CAUTION - Do not open case. Unit does not contain any user serviceable parts. Repair should be performed by factory authorized technicians only.
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Page 4: Table Of Contents
LT3-P/LT7-P Thermal Image Camera User Manual DALI Contents ! Warnings, Cautions and Notes ............2 Introduction ................6 Standard accessories ....................8 Optional accessories ....................8 Camera overview ................. 9 Function keys ....................... 9 Interface........................13 Basic operation ................14 Battery Installation and Replacement .............. - Page 5 LT3-P/LT7-P Thermal Image Camera User Manual DALI 4.5.3 Save Setting ....................... 36 4.5.4 Auto Save ......................37 4.5.5 Delete ........................38 4.5.6 Format ........................38 Technical specifications ............. 40 Troubleshooting ................42 Appendix A ..................43 Common material emissivity（FYI） ................43 Appendix B ..................
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Page 6: Introduction
LT3-P/LT7-P Thermal Image Camera User Manual DALI 1 Introduction Thank you for choosing DALI Instruments “LT3-P” or “LT7-P” hand-held infrared thermal imager. Model Identification LT3-P imagers use the detector with 25um 160*120, and measurement range from -20° C～+350° C LT7-P imagers use the detector with 25um 384*288, and measurement range from -20°... - Page 7 LT3-P/LT7-P Thermal Image Camera User Manual DALI Upgrades and Options LT3-P<7-P Series models are factory upgradeable for Wide Angle or Telephoto Lenses. Applications: Preventive maintenance Power industry: Power line and power facility thermal state checking; problem and defect diagnosis.
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Page 8: Standard Accessories
LT3-P/LT7-P Thermal Image Camera User Manual DALI 1.1 Standard accessories Infrared thermal image camera (with wrist strap) Carrying case Video out cable Lithium ion batteries（2） User manual, Infrared report and analysis software system CD Lithium battery charger ... -
Page 9: Camera Overview
LT3-P/LT7-P Thermal Image Camera User Manual DALI 2 Camera overview 2.1 Function keys... - Page 10 LT3-P/LT7-P Thermal Image Camera User Manual DALI [1] Power key Press and hold the Power Key for > 3 seconds to power on/off the camera. ! Note: After powering off, please wait ten seconds before powering the camera on again.
- Page 11 LT3-P/LT7-P Thermal Image Camera User Manual DALI This is performed by pressing and holding the A key for 5 seconds or more. The camera will make automatic correction to get the most accurate thermal measurement. [3] Cancel/Camera key (Marked “C”) ...
- Page 12 LT3-P/LT7-P Thermal Image Camera User Manual DALI In Spot Measurement editing mode (activated immediately after adding a spot or by selecting via the A key), press the Menu key to pop up the attribute box. Press four navigation keys to move the spot location.
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Page 13: Interface
LT3-P/LT7-P Thermal Image Camera User Manual DALI 2.2 Interface [1] USB output Inserting USB cable to this port and connecting to computer for data transmission (only support USB2.0). [2] TF Card slot Accepting standard size TF card such as supplied 2GB capacity card, for device upgrade or image storage. -
Page 14: Basic Operation
LT3-P/LT7-P Thermal Image Camera User Manual DALI 3 Basic operation 3.1 Battery Installation and Replacement 3.1.1 Inserting or removing battery Battery compartment is located inside the handle. Turn the cover counter-clockwise to remove. Remove battery for replacement. Insert the battery (the battery contacts must face into the battery... -
Page 15: Replacing Battery
LT3-P/LT7-P Thermal Image Camera User Manual DALI Replace the cover and screw down. ! CAUTION: Use only original manufacturer replacement battery. Use of incorrect battery may result in physical or electrical damage to the instrument due to incorrect voltage or physical size difference. -
Page 16: Battery Safety And Usage
LT3-P/LT7-P Thermal Image Camera User Manual DALI Powering off display It’s better to replace batteries now. 3.2 Battery safety and usage Batteries should be stored in an ambient temperature of -4° F (–20° C) to 67.9° F (+20° C). Lithium batteries will self-discharge during storage, so they should be fully charged before storage. -
Page 17: Quick Access
LT3-P/LT7-P Thermal Image Camera User Manual DALI 3.3 Quick access 3.3.1 Capture an image After installing the battery, press and hold the power key (≥3 seconds) until the display comes on. After approximately 50 seconds, the power on routine will finish and the camera will start its measurements. - Page 18 LT3-P/LT7-P Thermal Image Camera User Manual DALI Spot settings include emissivity and reference temperature. When Set Ref is set as Yes, the displayed values of other measurements will be their delta from this measurement. Line settings only include the emissivity.
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Page 19: Freeze And Save Image
LT3-P/LT7-P Thermal Image Camera User Manual DALI Temp. Area Move parameter choices are Position or Size. The selected parameter will be adjusted by the directional arrow keys. When “Set Ref” is set as Yes, the displayed values of other measurements will be their delta from this measurement. -
Page 20: Export Saved Images
LT3-P/LT7-P Thermal Image Camera User Manual DALI 3.3.5 Export saved images Use of USB port to download images in TF card. With a standard USB cable, connect device port to PC and export saved images. Remove the TF card and insert into TF card reader, connect to USB port ... -
Page 21: Operation Guide
LT3-P/LT7-P Thermal Image Camera User Manual DALI 4 Operation guide 4.1 Graphic interface description 4.1.1 Screen graphic interface [1] Company logo： IRtek [2] Operating status: displays the current operational status. [3] Spot temperature measurement: White crosshair. [4] Selected spot temperature: Yellow crosshair, and show by“*” . -
Page 22: Main Menu
LT3-P/LT7-P Thermal Image Camera User Manual DALI [13] External lens symbol: Displays “0.5x” for wide-angle or “2x” for telephoto lens [14] SD card symbol: Displays “SD” when TF card is installed. [15] Digital zoom symbol: Displays “X2” when digital zoom is activated. -
Page 23: Prompt Box Interface
LT3-P/LT7-P Thermal Image Camera User Manual DALI [1] Dialog box name: Displays the dialog box name, e.g. Measuring Setup. [2] Item title：A dialog box may contain several items, such as Temp Range. [3] Item content: Items show specified content. Black means valid or changeable and white means invalid for this selection. - Page 24 LT3-P/LT7-P Thermal Image Camera User Manual DALI Add Cold Spot – adds a moving cursor that automatically displays the coldest spot in the image. Designated by SL and +L. Add Spot – adds up to 2 fixed cursors, user adjustable by the cursor editing mode.
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Page 25: Auto/Manually
LT3-P/LT7-P Thermal Image Camera User Manual DALI 4.3 Auto/Manually By adjusting the temperature and color corresponding relation, users can observe enhanced image quality and easily find and analyze thermal fault. There are two operational modes Auto/Manually available. Press Menu key to activate the main menu and select Auto/Manually. The low-level menu will display the inactive mode followed by a “?”. -
Page 26: Measuring Setup
Left and Right keys to modify the item contents. Temp Range：Select Temp Range according to target temperature LT7-P low Temp Range（-20° /180° C）or high Temp Range（100° /600° C） LT3-P（-20° /350° C） Lens: Select Standard, Telephoto or Wide Angle. A mark will ... -
Page 27: Adjustment Setup
LT3-P/LT7-P Thermal Image Camera User Manual DALI Reference temperature：When Ref Temp is enabled, this item is editable. A fixed temperature may be entered as the reference temperature, or select a measurement object in “Ref Temp”. 4.4.2 Adjustment setup Press Menu key to activate the main menu. Select Setup->Adjustment and press Confirm key to pop up the Adjustment dialog box. -
Page 28: Analysis Setup
LT3-P/LT7-P Thermal Image Camera User Manual DALI 4.4.3 Analysis setup Press Menu key to activate the main menu. Select Setup->Analysis setup and press Confirm key to pop up the Analysis dialog box. User can set temperature alarm, alarm temperature, alarm color, isotherm color, isotherm temperature and isotherm width. -
Page 29: Date/Time Setup
LT3-P/LT7-P Thermal Image Camera User Manual DALI image in the set temperature range by the specified color. Setting to Off, disables the feature. Isotherm Temp：Sets the center temperature of the isotherm. Isotherm Width： Sets the width of the displayed Isotherm band. For ... -
Page 30: System Setup
LT3-P/LT7-P Thermal Image Camera User Manual DALI 4.4.5 System setup Press Menu key to activate the main menu. Select Setup->Sys. Setup and press Confirm key to open the System Setup dialog box. User can set Language, Auto calibration, LCD brightness, Trigger assignment, Video mode, Standby time and Auto off time. -
Page 31: System Info
LT3-P/LT7-P Thermal Image Camera User Manual DALI Area Temp: Adds or deletes Area Measurement. Save key: Initiates the save routine. IR/CCD：Switches between IR image and CCD image. Video Mode: Allows selection of PAL or NTSC video output. -
Page 32: Factory Default
LT3-P/LT7-P Thermal Image Camera User Manual DALI 4.4.7 Factory Default It is used for resetting factory defaults. Press Menu key to activate the main menu. Select Setup->Default and press Confirm key to open the Reset dialog box. Press Confirm key to reset the factory default. Press C key to cancel the reset operation. -
Page 33: File
LT3-P/LT7-P Thermal Image Camera User Manual DALI 4.5 File 4.5.1 Open Press Menu key to activate the main menu. Select File->Open, press Confirm key to open the saved images. Press Left and Right keys to change the images. Press C key to exit the opened image and return to measurement status. -
Page 34: Save
LT3-P/LT7-P Thermal Image Camera User Manual DALI 4.5.2 Save It is used for saving the image, performs the same functionality as the Save key. Press Menu key to activate the main menu. Select File->Save, press Confirm key to save the current image into the TF card or highlight Cancel and press Confirm key to cancel Save operation. - Page 35 LT3-P/LT7-P Thermal Image Camera User Manual DALI If the TF card is not installed, the display will prompt the user to install a SD card. The Display will acknowledge when the TF card is installed properly.
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Page 36: Save Setting
LT3-P/LT7-P Thermal Image Camera User Manual DALI 4.5.3 Save Setting The Save Setting menu allows enable/disable of the CCD Camera and voice recording. Press Confirm key to activate the main menu. Select File->Save Setting, press Confirm key to display the Save Setting dialog box. Press Up and Down keys to choose the option. -
Page 37: Auto Save
LT3-P/LT7-P Thermal Image Camera User Manual DALI 4.5.4 Auto Save Auto Save allows the camera to automatically save images at a user-specified interval. Voice annotation is inactive with Auto Save. With Auto Save set to 0 the function is disabled. To enable, select 10 to 3600 seconds (1 hour), in 1-second increments. -
Page 38: Delete
LT3-P/LT7-P Thermal Image Camera User Manual DALI 4.5.5 Delete Used for deleting the image. When camera is in image replay mode, press Menu key to activate the main menu, select File->Delete, press Confirm key to pop out the below prompt box. Press Confirm key to delete the current opened image. - Page 39 LT3-P/LT7-P Thermal Image Camera User Manual DALI ! CAUTION: Before formatting, make sure all files are not needed or already backed up. Data cannot be recovered after formatting. If formatting via PC, please use FAT16 format.
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Page 40: Technical Specifications
LT3-P/LT7-P Thermal Image Camera User Manual DALI 5 Technical specifications Technical Specification Items LT3-P LT7-P Detector type Un-cooled FPA micro-bolometer Detector characteristics Array size/format 160×120 384x288 Field of view/min 25° ×19° /0.1m focus distance Spatial resolution 2.72mrad 1.36mrad （IFOV） Thermal sensitivity Image ≤0.06℃@30℃... - Page 41 LT3-P/LT7-P Thermal Image Camera User Manual DALI stored with image Laser pointer Laser locator Class 2, 1mw/635nm(red), IEC 60 285 Battery type Li-Ion, rechargeable Battery operating 4 hours continuous operation time Power source Battery charging Intelligent charger or power adaptor...
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Page 42: Troubleshooting
LT3-P/LT7-P Thermal Image Camera User Manual DALI Troubleshooting Please follow the table below to diagnose and correct the problem. If problem still exists, please contact our service department （400-887-1897）. Problem Cause & Solution Battery installed installed incorrectly →Install battery or re-install battery... -
Page 43: Common Material Emissivity（Fyi
LT3-P/LT7-P Thermal Image Camera User Manual DALI Appendix A Common material emissivity （FYI） Material Surface Temperature° C Emissivity（ε） Non- oxidized 0.20 Aluminum Oxidized 0.55 Burnished to Brown 0.40 Brass Dull luster 0.22 Oxidized 0.61 Copper Seriously Oxidized 0.78 Oxidized 0.74... -
Page 44: Factory Default Parameter Setting Table
LT3-P/LT7-P Thermal Image Camera User Manual DALI Appendix B Factory default parameter setting table Table.1 Measurement temperature setting table Value Parameter LT3-P LT7-P Temperature Range -20 ~ 350° C -20 - 180° C Lens Standard Temp Unit ° C Ref Type Ref Temp 30°...
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