HT THT45 User Manual
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HT THT45 User Manual

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ENGLISH
User manual
Copyright HT ITALIA 2020
Version EN 2.03 - 24/03/2020

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Summary of Contents for HT THT45

  • Page 1 ENGLISH User manual  Copyright HT ITALIA 2020 Version EN 2.03 - 24/03/2020...

  • Page 2: Table Of Contents

    THT45 - THT45W - THT46 TABLE OF CONTENTS PRECAUTIONS AND SAFETY MEASURES ................2 During use ............................2 After use ............................2 GENERAL DESCRIPTION ...................... 3 PREPARATION FOR USE ...................... 4 Initial checks ............................. 4 Instrument power supply ........................4 Storage .............................

  • Page 3: Precautions And Safety Measures

    THT45 - THT45W - THT46 1 PRECAUTIONS AND SAFETY MEASURES In the whole manual, the word “instrument” generically indicates models THT45W and THT46, unless otherwise indicated. The instrument has been designed in compliance with the directives relevant to electronic measuring instruments. For your safety and in order to...

  • Page 4: General Description

     “Screening” function for surface temperature rapid measurement  Storage of JPG images on external micro SD card  IR sensor resolution: 80x80pxl (THT45, THT45W), 160x120pxl (THT46)  USB port for PC connection and image transfer  WiFi feature for connection with external mobile devices through THTview APP (THT45W) ...

  • Page 5: Preparation For Use

    THT45 - THT45W - THT46 3 PREPARATION FOR USE INITIAL CHECKS Before shipping, the instrument has been checked from an electric as well as mechanical point of view. All possible precautions have been taken so that it is delivered undamaged.

  • Page 6: Nomenclature

    THT45 - THT45W - THT46 4 NOMENCLATURE INSTRUMENT DESCRIPTION Fig. 1: Description of the instrument's front and backside CAPTION: LCD display Function keys Holes for non-slip strap Lens protection cap In-built visual photo camera Laser pointer Built-in illuminator Lens associated with the IR sensor...
  • Page 7 THT45 - THT45W - THT46 Fig. 2: Description of the instruments side CAPTION: 12 Lens focus adjuster 13 Trigger key (T) 14 Instrument's inputs and outputs location Fig. 3: Description of the instrument's inputs and outputs CAPTION: 15 Battery charge indicator LED...
  • Page 8 THT45 - THT45W - THT46 Fig. 4: Description of the instrument's battery compartment CAPTION: Inside of the battery compartment Battery insertion section EN - 7...

  • Page 9: Description Of Function Keys

    THT45 - THT45W - THT46 DESCRIPTION OF FUNCTION KEYS The instrument has 8 function keys indicated as and a trigger key “T” with multiple functions. 4.2.1 Switching on/off the instrument Press the button to switch on the instrument. After approx. 10 seconds internal autotest, the instrument shows its normal measuring screen.

  • Page 10: Operating Instructions

    THT45 - THT45W - THT46 5 OPERATING INSTRUCTIONS DESCRIPTION OF THE MAIN INTERFACE The instrument shows the following main interface on the display: Fig. 5: Main instrument interface The meaning of the symbols found on the display is described below.

  • Page 11: Image Zoom

    THT45 - THT45W - THT46 5.1.2 Image zoom The instrument is provided with an electronic digital zooming function of the IR image and of the framed visual image. To use this function, proceed as follows: 1. Frame the object to be tested (see Fig. 6 – Left side) and press the key as many times as you want to zoom the image.

  • Page 12: General Menu Description

    THT45 - THT45W - THT46 GENERAL MENU DESCRIPTION By pressing the key , the instrument shows the following general menu, which allows accessing the internal functions: Fig. 7: Instrument general menu Measure menu  defines the selection of the cursors which can be used while measuring (max 3 cursors) Emiss menu ...

  • Page 13: Settings Menu

    THT45 - THT45W - THT46 5.2.1 Settings Menu By selecting “Settings” with the keys and pressing the “Select” key or the key the instrument enters the submenu in which you can define the values of system parameters. “Language” section 1. Select the item “Language” with the keys and press the key .
  • Page 14 THT45 - THT45W - THT46 Section “Factory Set” In this section it is possible to restore the default conditions of the instrument's parameters. 1. Select the item “Factory Set” with the keys and press the key . The screen of Fig. 10 – Right side is shown on the display.
  • Page 15 THT45 - THT45W - THT46 “Set Time” section In this section it is possible to set the system date/time. 1. Select the item “ Set Time” with the keys and press the key . The screen Fig. 11 – Right side is shown on the display.
  • Page 16 THT45 - THT45W - THT46 “Alignment” section In this section it is possible to define the distance between the lens and the object which the instrument considers for “Fusion” display (see § 5.1.3). 1. Select the item “Alignment” with the keys and press the key .
  • Page 17 THT45 - THT45W - THT46 “Volume” section In this section it is possible to enable/disable and adjust the volume associated with the playback of the videos recorded using the instrument (see § 5.5.1). 1. Select the item “Volume” using the keys and press the key .

  • Page 18: Measure Menu

    THT45 - THT45W - THT46 5.2.2 Measure Menu In this section it is possible to select/deselect the display of the three available measuring cursors independently. The thermal camera has:  1 steady cursor (point) in the middle of the display ...

  • Page 19: Emissivity Menu

    THT45 - THT45W - THT46 5.2.3 Emissivity menu In this section it is possible to set:  The values of the Emissivity and Reflected temperature parameters which are necessary for possible corrections on the temperature measurement carried out by the instrument ...
  • Page 20 THT45 - THT45W - THT46 Emissivity setting 1. Select the item “Emiss” with the keys and press the key . The screen Fig. 18 – Central part is shown on the display. Fig. 18: Setting Emissivity on the instrument 1. Use the keys to select the item “Emiss”...
  • Page 21 4. Press the “Close” key to confirm your setting and to go back to the initial screen Temperature alarm setting The "Alarm" parameter allows to activate/deactivate a visual (THT45W), visual and audible (THT45, THT46) alarm on temperature measurement 1. Select the item “Emiss” with the keys and press the key .

  • Page 22: Image Menu

    THT45 - THT45W - THT46 Fig. 21: Setting the Reflected Temperature on the instrument 2. Press the “Select” key to activate the setting of the reflected temperature value. Use the keys to set the desired value of reflected temperature. 3. Press the “Close” key to exit and to go back to the previous screen 5.2.4 Image menu...

  • Page 23: Auto Fusion Function (Auf)

    THT45 - THT45W - THT46 Fig. 23: Image display modes 3. With MIX image selected, use the keys to adjust the IR level inside the visible image 4. Press the “Select” key or the key to confirm the operation and go back to the previous screen of the “Close”...

  • Page 24: Palette Menu

    THT45 - THT45W - THT46 Fig. 25: Visualization of image with AUF function in Manual adjustment In Fig.22 the instrument shows the IR visualization with "Iron" palette (see § 5.2.5) in the points of the image with temperatures between 22.0°C and 37.0°C and visible image in the points outside of this range 5.2.5 Palette Menu...

  • Page 25: Range" Menu

    THT45 - THT45W - THT46 5.2.6 “Range” Menu In this section it is possible to define the temperature measuring range of the instrument and the activation/deactivation of Screening function 1. Select the item “Range” using the keys and press the key .
  • Page 26 THT45 - THT45W - THT46 Fig. 28: Setting the adjustment mode of image temperature 2. Use the keys to set the desired value of the temperature associated to the minimum level. Press and hold the keys for a quick setting of the value.

  • Page 27: Saving The Image On The Display

    THT45 - THT45W - THT46 SAVING THE IMAGE ON THE DISPLAY 1. Insert the micro SD card into the relevant slot of the instrument (see Fig. 4). The icon “ ” is shown in the top left-hand part of the display.

  • Page 28: Recalling And Deleting Displayed Images And Videos

    THT45 - THT45W - THT46 RECALLING AND DELETING DISPLAYED IMAGES AND VIDEOS The instrument allows recalling and watching on the display every image/video saved on the micro SD card. 1. Press the key . The instrument displays the last saved image/video (see Fig. 31 –...

  • Page 29: Playback Of Videos On The Display

    THT45 - THT45W - THT46 5.5.1 Playback of videos on the display To play a video saved on the instrument's micro SD card, proceed as follows: 1. Press the key and recall the video on the display (see Fig. 33 – Left side).

  • Page 30: Using The Instrument

    (FOV). The instrument THT45W has a field of view of 17° x 17° and a detection vector of 80x80 (6400) pxl (see Fig. 35) (THT45, THT45W) or 160x120 (19200) pxl (THT48) Fig.
  • Page 31 The representation of the ratio D (distance from the object) / S (surface of the object) for an instrument THT45 or THT45W provided with 9mm lens is described below. Fig. 36: Representation of the THT45 or THT45W instrument’s D/S ratio...

  • Page 32: Use Of Screening Mode For Surface Temperature Rapid Measurement

    THT45 - THT45W - THT46 5.6.1 Use of Screening mode for surface temperature rapid measurement 1. Switch on the instrument by pressing key 2. Press key to enter the general menu to a value between 0.95 and 3. Open the “Emiss” menu and set the emissivity parameter 0.98 (typically 0.95) (see §...

  • Page 33: Transferring Images/Videos Onto The Pc

    THT45 - THT45W - THT46 TRANSFERRING IMAGES/VIDEOS ONTO THE PC The instrument allows saving the images/videos on an external micro SD card and to transfer them onto the PC by using the USB cable. Both the micro SD card and the cable are provided with the instrument.

  • Page 34: Displaying An Image On The Pc In Real Time

    THT45 - THT45W - THT46 5.7.1 Displaying an image on the PC in real time The instrument allows displaying on the PC in real time the image shown on the display. To carry out this operation, proceed as follows: 1. Connect the USB cable to the instrument (see Fig. 3 – Part 16) and to the PC. The following screen (see Fig.

  • Page 35: Using The Thtview App

    THT45 - THT45W - THT46 6 USING THE THTVIEW APP The THT45W instrument allows operation in conjunction with the THTview APP available for iOS / Android systems freely downloadable from the related stores. Compliance with Android systems release 4.0 or higher Compliance with iOS systems release 8.0 or...
  • Page 36 THT45 - THT45W - THT46 Fig. 41: Visualization of image in real time condition Real-time analysis of IR image The following functions are available: Icons Available functions Visualization of IR image Visualization of visible image Visualization of Fusion image (see § 5.2.4) Visualization of Auto Fusion image (AUF) (see §...
  • Page 37 THT45 - THT45W - THT46 Image import by using USB cable THTview APP allows to import images from the instrument in the following ways: 1. Direct connection of the instrument to the mobile device via the supplied USB/OTG cable and download of the IR images included in the micro SD card (USB mode) 2.
  • Page 38 THT45 - THT45W - THT46 Fig. 44: Analysis on open image Touch the “ ” icon to exit in the previous menu Function Description Allows to view the properties of the open image (name, size, instrument model) Allows to delete the open image Allows to define the name of the report related to the open image and to export it in PDF format (see Fig.
  • Page 39 THT45 - THT45W - THT46 Funcion Description Allows you to select the type of image / report sharing program saved on the mobile device (e-mail, social networks, cloud, etc.) Fig. 46: Shared of images/report EN - 38...

  • Page 40: Using The Thtlink Software

    THT45 - THT45W - THT46 7 USING THE THTLINK SOFTWARE The software “THTLink” can be used to analyse the images saved on the micro SD card inserted in the instrument. MINIMUM SYSTEM REQUIREMENTS Hardware: Pentium IV RAM memory: 512MB Output interface:...

  • Page 41: Maintenance

    THT45 - THT45W - THT46 8 MAINTENANCE GENERAL INFORMATION 1. The instrument you purchased is a precision instrument. While using and storing the instrument, carefully observe the recommendations listed in this manual in order to prevent possible damage or danger during use.

  • Page 42: Accessories Provided

    THT45 - THT45W - THT46 ACCESSORIES PROVIDED  Integrated 9mm focal lens  Rechargeable Li-ION battery, 3.7V 2000mAh  AC/DC 100-240V/5V adapter + universal plugs  Micro SD card, 8GB  USB cable  USB OTG cable  HDMI video cable ...

  • Page 43: Technical Specifications

    UFPA / (80x80pxl, 34m – TH45, THT45W) UFPA / (160x120pxl, 25m – TH46) Spectrum response: 8 14m Visual range (FOV) / Lens: 17° x 17° (THT45, THT45W), 25°x19°(THT46) / 9mm IFOV (@ 1m): 3.78mrad (THT45, THT45W), 2.78mrad (THT46) Thermal sensitivity (NETD): <0.1°C@30°C...

  • Page 44: Environment

    THT45 - THT45W - THT46 ENVIRONMENT 9.1.1 Environmental conditions for use Operating temperature: -15°C ÷ 50°C (5°F ÷ 122°F) Storage temperature: -40°C ÷ 70°C (-40°F ÷ 158°F) Allowable relative humidity: 10 ÷ 90%RH Encapsulation: IP50 according to IEC529 Fall test:...

  • Page 45: Service

    THT45 - THT45W - THT46 10 SERVICE 10.1 WARRANTY CONDITIONS This instrument is warranted against any material or manufacturing defect, in compliance with the general sales conditions. During the warranty period, defective parts may be replaced. However, the manufacturer reserves the right to repair or replace the product.

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