TESTO 868 Instruction Manual
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TESTO 868 Instruction Manual

Thermal imager
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Testo 868 thermal imager
Instruction manual
Analysis software
testo IRSoft
Use the testo IRSoft software to
analyze your thermal images
extensively and in detail, and to
create professional reports. You can
download the software free of charge
and licence-free via the following link:
www.testo.com/irsoft
testo Thermography App
Use the testo Thermography App to
transfer thermal images live to your
smartphone/tablet and create quick
analyses and simple reports directly
on site.
Download the app free of charge for
Android or iOS from the app store:
testo Thermography
App

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Summary of Contents for TESTO 868

  • Page 1 Testo 868 thermal imager Instruction manual Analysis software testo Thermography App testo IRSoft Use the testo IRSoft software to Use the testo Thermography App to analyze your thermal images transfer thermal images live to your extensively and in detail, and to smartphone/tablet and create quick create professional reports.

  • Page 3: Table Of Contents

    Contents Contents 1 Safety and disposal ..................3 1.1 About this document ................3 1.2 Security ....................3 1.3 Disposal ....................4 2 Technical data ....................5 2.1 General technical data ................5 3 Description of the instrument ..............8 3.1 Use ......................
  • Page 4 Contents 6.8.2 SuperResolution..............29 6.8.3 Save JPEG ................29 6.8.4 Configure key ................ 30 6.8.5 Ambient conditions ..............30 6.8.6 Info ..................30 6.8.7 Certificates ................31 6.8.8 Fullscreen mode ..............31 6.8.9 Reset options ................ 31 7 Maintenance ....................33 7.1 Charging the rechargeable battery ............

  • Page 5: Safety And Disposal

    • Use only original spare parts from Testo. • Only use the original mains unit from Testo. • During operation, this instrument must not be pointed at the sun or other intensive sources of radiation (e.g. objects with temperatures exceeding 650 °C).

  • Page 6: Disposal

    Dispose of faulty rechargeable batteries and spent batteries in accordance with the valid legal specifications. • At the end of its useful life, deliver the product to the separate collection point for electric and electronic devices (observe local regulations) or return the product to Testo for disposal.

  • Page 7: Technical Data

    2 Technical data 2 Technical data 2.1 General technical data Infrared image output Feature Values Infrared resolution 160 x 120 Thermal sensitivity (NETD) < 80 mK Field of view (FOV) / min. 31° x 23° / <0.5 m focusing distance Geometric resolution (IFOV) 3.4 mrad SuperResolution...
  • Page 8 Save JPEG Included in the scope of delivery Video streaming via USB Interfaces USB 2.0 micro B WLAN Connectivity Communication with the testo Thermography Wireless LAN module (EU, EFTA, USA, AUS, CDN, TR) Image storage Feature Values File format - .jpg - .bmt...
  • Page 9 Max. Operating height 2000 m * The product offers IP54 protection, but is not suitable for permanent outdoor use. Standards, tests Feature Values 2014/30/EU 2014/53/EU You can find the EU declaration of conformity on the Testo website, www.testo.com, under the product-specific downloads.

  • Page 10: Description Of The Instrument

    3 Description of the instrument 3 Description of the instrument 3.1 Use The instrument is a handy, robust thermal imager. You can use it to undertake the non-contact measurement and display of surface temperature distribution. Areas of application • Building inspection: Energy efficiency rating of buildings (heating, ventilation, air-conditioning trade, building engineers, engineering firms, experts) •...

  • Page 11: Displays Overview

    3 Description of the instrument Element Function 5 Quick select button Opens the function assigned to the quick select button; the icon for the selected function is displayed bottom right 6 Infrared camera lens; Takes infrared images; protects the lens protective cap 7 Digital camera Takes real images...

  • Page 12: Power Supply

    3 Description of the instrument Element Function 5 Scale - Temperature unit - temperature margin of the image displayed, showing the minimum/maximum reading (with automatic scale adjustment) or the selected minimum/maximum display value (with manual scale adjustment) 6 E ... Emissivity set 7 A, M or S A - automatic scale adjustment...

  • Page 13: Operation

    4 Operation 4 Operation 4.1 Commissioning Please refer to the commissioning instructions supplied for testo 865, 868, 871, 872 (0973 8720). 4.2 Switching instrument on and off Switching on the camera - Remove protective cap from the lens. - Press ...

  • Page 14: Getting To Know The Menu

    4 Operation Switching off the camera - Press and hold down until the progress bar is complete.  The display goes off.  The camera is switched off. 4.3 Getting to know the menu - Press to open the Menu. - Move the joystick to highlight a function (orange border).

  • Page 15: Quick Select Button

    4 Operation - Press to select the function. - Return to the main menu: Select Menu and move the joystick to the left or press Esc. 4.4 Quick select button The quick select button is another navigation option that you can use to call up certain functions simply at the touch of a button.
  • Page 16 4 Operation Changing assignment of quick select button - Move the joystick to the right.  Configure key selection menu appears.  The activated function is marked with a dot ( ). - Move the joystick up/down until the orange box appears around the required menu item.

  • Page 17: Wlan Connection - Using The App

    5.1 Activating/disabling the connection To connect via WLAN, you need a tablet or smartphone with the testo Thermography App already installed on it. You can get the App from the App Store for iOS devices or from the Play Store for Android devices.

  • Page 18: Using The App

    5 WLAN connection - using the App 5.2 Using the App 5.2.1 Establishing a connection WLAN is enabled in the thermal imager. ✓ - Smartphone/tablet → → → camera is Settings WLAN settings shown with serial number and can be selected. - Press Connect.

  • Page 19: Performing The Measurement

    6 Performing the measurement 6 Performing the measurement CAUTION High thermal radiation (e.g. due to sun, fire, furnaces) Detector may be damaged! - Do not point the camera at objects with temperatures > 650 °C. Ideal framework conditions • Building thermography, investigating the building shell: Considerable temperature difference between inside and outside required (ideal: ≥...

  • Page 20: Setting Measuring Functions

    6 Performing the measurement 6.1 Setting measuring functions - Open the Measurement settings submenu.  The submenu with the measurement settings opens: • Pixel mark: Center spot: the temperature measuring point in the centre of the image is marked with white crosshairs and the value is displayed.

  • Page 21: Activating The Differential Temperature

    6 Performing the measurement 6.1.2 Activating the differential temperature Differential temperature enables the temperatures between two measuring points to be calculated. - Open Menu. - Select Measurement settings.  Measurement settings menu opens. - Select Differential temperature and press OK. - Select Active and press OK.

  • Page 22: Saving An Image

    6 Performing the measurement 6.2 Saving an image - Press Trigger.  The image is automatically saved.  An infrared image is saved with a real image attached. → If a higher resolution is required: in the menu, select Configuration SuperResolution for four times as many readings.
  • Page 23 6 Performing the measurement Displaying a saved image Saved images can be viewed and analyzed in the image gallery. When SuperResolution is enabled, 2 images are saved in the image gallery (an image, and an image). The high-resolution SuperResolution image is saved in the background. In the status bar, the number of SuperResolution images to be saved is displayed (for example: SR(1)
  • Page 24 6 Performing the measurement Analyzing an image If an image is saved with SuperResolution, the image gallery contains an (IR) image and a high-resolution image (SR). The images show the same image section. They can be displayed and analyzed in the image gallery.

  • Page 25: Setting The Scale

    6 Performing the measurement 6.4 Setting the scale Manual scaling can be activated instead of automatic scaling (continuous automatic adjustment to the current min./max. values). The scale limits can be set within the measurement range. The activated mode is displayed bottom right: automatic scaling, manual scaling and...

  • Page 26: Setting Emissivity And Reflected Temperature

    6 Performing the measurement - If necessary, Select and press to go back to the mode menu. - Select ✔ and press OK.  Manual scaling is activated. is displayed bottom right. Setting ScaleAssist The ScaleAssist function calculates a display-neutral scale depending on the inside and outside temperature.
  • Page 27 6 Performing the measurement Other materials can be imported into the instrument from an existing list using the PC software. Emissivity information: The emissivity describes the capability of a body to emit electromagnetic radiation. This is material-specific and must be adapted for correct measurement results.

  • Page 28: Selecting The Emissivity

    6 Performing the measurement Material (material temperature) Emissivity Steel, oxidised (200 °C) 0.79 Clay, burnt (70 °C) 0.91 Transformer paint (70 °C) 0.94 Brick, mortar, plaster (20 °C) 0.93 Reflected temperature information: Using this offset factor, the reflection is calculated out based on the low emissivity, and the accuracy of the temperature measurement with infrared measuring instruments is improved.

  • Page 29: Setting Ε-Assist

    6 Performing the measurement - Manually set value. - Select ✔ and press OK. 6.5.4 Setting ε-Assist - Select the Emissivity function. to the right until ε-Assist is selected. - Move the joystick - Press OK. - Affix ε-marker to the object and measure with the camera. ...

  • Page 30: Configuration

    6 Performing the measurement 6.8 Configuration 6.8.1 Settings Country settings The user interface language can be set. → → - Select Configuration Settings Country settings. - Move the joystick up/down to select the required language and then press OK. Set time/date Time and date can be set.

  • Page 31: Superresolution

    6 Performing the measurement 6.8.2 SuperResolution SuperResolution is a technology to improve image quality. For each shot a sequence of images is saved in the thermal imager. Using the camera, App, or PC software, an image is recorded with four times more measurement values (no interpolation).

  • Page 32: Configure Key

    6 Performing the measurement 6.8.4 Configure key → → Select Menu Configuration Configure key. See the section “Quick select button”. 6.8.5 Ambient conditions Measurement deviations arising due to high humidity or large distances to the object to be measured can be corrected. Correction parameters must be entered for this.

  • Page 33: Certificates

    6 Performing the measurement 6.8.7 Certificates → → Certificates. Select Menu Configuration  - Displays the radio certificates for the instrument. 6.8.8 Fullscreen mode The scale and the quick select button function indicator can be hidden. → → - Select Menu Configuration Fullscreen...
  • Page 34 6 Performing the measurement Factory settings The instrument settings can be reset to the factory settings. Time/date, country settings and image counter are not reset. → → Menu Configuration Reset options. - Select the Factory settings function.  Apply factory settings? is displayed.

  • Page 35: Maintenance

    7 Maintenance 7 Maintenance 7.1 Charging the rechargeable battery - Open the cover of the interface terminal. - Connect the recharger cable to the Micro-USB interface. - Connect the mains unit to a mains socket.  The charging process starts. If the battery has been completely drained, the charging time is approx.
  • Page 36 7 Maintenance - Switch the instrument off. - Open battery compartment. - Release the battery and remove.

  • Page 37: Cleaning The Instrument

    7 Maintenance - Insert new battery and slide upwards until it clicks into place. - Close the battery compartment. 7.3 Cleaning the instrument Cleaning the instrument housing - The interface terminal is closed. ✓ - The battery compartment is closed. - Rub down the surface of the instrument with a damp cloth.

  • Page 38: Firmware Update

    7 Maintenance 7.4 Firmware update The current firmware version is available at www.testo.com. There are two options available: • Performing an update using IRSoft or • Performing an update with the thermal imager Downloading firmware - Download firmware: Firmware-testo-865-872.exe - Unzip file: double-click on the exe. file ...

  • Page 39: Performing An Update With The Camera

    7 Maintenance In certain circumstances, the camera reports: Firmware update finished. Please restart the device. A restart is not performed. Action: - After 10 seconds, switch off the camera; switch back on again after 3 seconds.  The current firmware version is displayed. 7.4.2 Performing an update with the camera 7.4.2.1 Preparing the camera...

  • Page 40: Tips And Assistance

    If we have not been able to answer your question, please contact your dealer or Testo Customer Service. You will find contact details on the back of this document or on the website www.testo.com/service-contact. 8.2 Accessories and spare parts Description Order no.

  • Page 41: Authorisations And Certification

    9 Authorisations and certification 9 Authorisations and certification Please refer to the commissioning instructions supplied for testo 865, 868, 871, 872 (0973 8720).
  • Page 42 Testo SE & Co. KGaA Testo-Strasse 1 D-79853 Lenzkirch Germany Phone: +49 (0)7653 681-0 Fax: +49 7653 681-7699 Email: info@testo.de www.testo.com 0970 8681 en 01...

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0560 8681

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