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HT THT46 User Manual

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ENGLISH
User manual
Copyright HT ITALIA 2018
Version EN 2.02 - 17/05/2018

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Summary of Contents for HT THT46

  • Page 1 ENGLISH User manual  Copyright HT ITALIA 2018 Version EN 2.02 - 17/05/2018...

  • Page 2: Table Of Contents

    THT45W-THT46 Table of contents 1  PRECAUTIONS AND SAFETY MEASURES ................2      During use ............................2     After use ............................2 2  GENERAL DESCRIPTION ....................... 3  3  PREPARATION FOR USE ....................... 4      Initial checks ............................. 4  ...

  • Page 3: Precautions And Safety Measures

    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

     Automatic detection of hot/cold spots of the image  Storage of JPG images on external micro SD card  IR sensor resolution: 80x80pxl (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

    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. However, we recommend generally checking the instrument in order to detect possible damage suffered during transport.

  • Page 6: Nomenclature

    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 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 16 Input for connecting AC adapter/battery charger and micro USB port...
  • Page 8 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

    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

    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. Symbol Description Micro SD card inside the instrument E=0.95...

  • Page 11: Image Zoom

    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

    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

    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 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 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 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 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: Measurement Menu

    THT45W-THT46 5.2.2 Measurement 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  1 dynamic cursor which identifies the temperature of the hottest spot of the image ...

  • Page 19: Emissivity Menu

    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. Parameter Emissivity In order to carry out accurate temperature measurements, it is important to define the correct emissivity value (), which represents the ability of a body to emit infrared radiation,...
  • Page 20 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 2. Use the keys to select the item “Emissivity” and press the key .

  • Page 21: Image Menu

    THT45W-THT46 5.2.4 Image menu In this section it is possible to select the display mode of IR and visual images. 1. Select the item “Image” using the keys and press the key . The screen Fig. 20 – Right side is shown on the display Fig.

  • Page 22: Auto Fusion Function (Auf)

    THT45W-THT46 5.2.4.1 Auto Fusion function (AUF) The AUF function is a special internal algorithm that allows to the instrument to display automatically, via comparison of the central spot temperature and the remaining part of the screen, the optimum level of mixing percentage between IR and visible part of the image.

  • Page 23: Palette Menu

    THT45W-THT46 5.2.5 Palette Menu In this section it is possible to select the color palette which can be associated to the IR image. 1. Select the item “Palette” using the keys and press the key . The screen Fig. 24 – Right side is shown on the display Fig.

  • Page 24: Image Adjustment

    THT45W-THT46 5.2.7 Image adjustment In this section it is possible to define the adjusting mode of the temperature associated with the image framed on the display. The following modes are available:  Auto  (default)  Manual  To set Manual mode, proceed as follows: 1.

  • Page 25: Saving The Image On The Display

    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. 2. Select the desired image display mode (see § 5.2.4).

  • Page 26: Recalling And Deleting Displayed Images And Videos

    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. 29 –...

  • Page 27: Playback Of Videos On The Display

    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. 31 – Left side). 2. If necessary, insert the jack of the headphones into the instrument (see Fig. 2 – Part 17).

  • Page 28: Using The Instrument

    THT45W-THT46 USING THE INSTRUMENT For a typical use of the instrument, please refer to the following procedure: 1. Switch on the instrument by pressing the “ ” key. After approx. 20 seconds of internal autotest, the instrument shows its normal measuring screen. Upon start-up, the instrument shows a screen like the one shown in Fig.
  • Page 29 THT45W-THT46 The representation of the ratio D (distance from the object) / S (surface of the object) for an instrument THT45W provided with 9mm lens is described below. Fig. 34: Representation of the THT45W instrument’s D/S ratio In the representation, it is possible to see how the IFOV (Instant Field Of View = geometrical resolution of the instrument = size of the single pxl of the IR sensor) is equal to 3.78mm at a distance of 1m of the instrument from the object being measured.

  • Page 30: Transferring Images/Videos Onto The Pc

    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. Proceed as follows: 1.

  • Page 31: Displaying An Image On The Pc In Real Time

    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 32: Using The Thtview App

    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 33 THT45W-THT46 Fig. 38: 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 § 5.2.4.1) Selection of “Iron”...
  • Page 34 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 35 THT45W-THT46 Fig. 41: 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 36 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. 43: Shared of images/report EN - 35...

  • Page 37: Using The Thtlink Software

    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: USB ports or SD card reader...

  • Page 38: Maintenance

    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. 2. Do not use the instrument in environments with high humidity levels or high temperatures.

  • Page 39: Accessories

    THT45W-THT46 ACCESSORIES 8.5.1 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  Set of headphones for intercom ...

  • Page 40: Technical Specifications

    UFPA (80x80pxl, 34m – THT45W) UFPA (160x120pxl, 25m – THT46) 8 14m Spectrum response: Visual range (FOV) / Lens: 17° x 17° (THT45W), 25° x 19° (THT46) / 9mm IFOV (@ 1m): 3.78mrad (THT45W), 2.78mrad (THT46) Focusing: manual Minimum focus distance: 0.5m...

  • Page 41: 10  Service

    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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