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TESTO 885 Instruction Manual

Thermal imager
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Instruction manual

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Summary of Contents for TESTO 885

  • Page 1 885 · Thermal imager Instruction manual...

  • Page 3: Table Of Contents

    1 Contents Contents Contents ....................3 Safety and the environment ..............5 2.1. About this document ................ 5 2.2. Ensure safety ................... 6 2.3. Protecting the environment .............. 7 Specifications ..................8 3.1. Use ....................8 3.2. Technical data ................. 9 Product description ................
  • Page 4 6.2.3. Image gallery ....................46 6.2.4. Wizards ......................49 6.2.5. Configuration ....................55 6.2.6. Audio (only testo 885-2) ................. 63 6.3. Measuring ..................64 Maintaining the product ............... 66 Tips and assistance ................67 8.1. Questions and answers ..............67 8.2.

  • Page 5: Safety And The Environment

    2 Safety and the environment Safety and the environment 2.1. About this document > Please read this documentation through carefully and familiarize yourself with the product before putting it to use. Pay particular attention to the safety instructions and warning advice in order to prevent injuries and damage to the products.

  • Page 6: Ensure Safety

    > Do not store the product together with solvents. Do not use any desiccants. > Carry out only the maintenance and repair work on this instrument that is described in the documentation. Follow the prescribed steps exactly. Use only original spare parts from Testo.

  • Page 7: Protecting The Environment

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

  • Page 8: Specifications

    3 Specifications Specifications 3.1. The testo 885 is a handy and robust thermal imager. It enables you to carry out contactless determination and display of the temperature distribution on surfaces. Typical areas of application are: • Building inspection: energetic assessment of buildings, and inspection of heating, ventilation and air conditioning systems.

  • Page 9: Technical Data

    3 Specifications 3.2. Technical data Infrared image output Feature Values Detector type FPA 320 x 240 pixels, a.Si Thermal sensitivity < 30 mK at 30°C (86°F) (NETD) Field of vision/min. 30° x 23°/0.1 m (0.33 ft) focusing distance Telephoto lens (optional): 11° x 9°/0.5 m (1.64 ft) Geometric resolution 1.7 mrad (standard lens)
  • Page 10 Values Temperature ranges -20 to 100°C (-4 to 212°F) (can be changed) 0 to 350°C (32 to 662°F) Only testo 885-2, optional: 350 to 1200°C (662 to 2192°F) Accuracy ±2°C (±3.6°F) or ±2% of meas. val. (higher value applies) Reproducibility ±1°C (±1.8°F) or ±1% (higher value applies)
  • Page 11 Feature Values File format .bmt, possible export to .bmp, .jpg, .png, .csv, .xls Video file format (via .wmv, .mpeg-1 / only testo 885-2: vmt (full USB) radiometric video, testo format) Storage device SD card 2 GB (800 to 1000 images)
  • Page 12 3 Specifications Power supply Feature Values Battery type Fast-charging Li-ion battery can be changed on site Operating time Approx. 4.5 h at 20 to 30°C (68 to 86°F) Charging option In instrument/in charging station (optional) Mains operation Yes, with mains unit 0554 8808 Mains unit output 5 V / 4 A voltage...
  • Page 13 Changes and modifications to the instrument that have not been expressly approved by testo AG may nullify the user's right to use the instrument. Operating You can switch off Bluetooth at any time if...

  • Page 14: Product Description

    4 Product description Product description 4.1. Overview 4.1.1. Product components 1 Digital imager lens for taking visual images and two power -LEDs for illuminating the image. 2 Infrared imager lens for taking thermograms. [Release lens] for releasing the lens lock. 4 Thread (1/4"...
  • Page 15 4 Product description 7 Rotatable handle with adjustable hand strap and fastening loop for the lens cover. 8 Battery compartment (bottom of imager). 9 Operating buttons (back and top of imager): Button Functions Switch imager on/off [●] (5-way Press [●]: open menu, activate selection/setting. joystick) Move [●]...

  • Page 16: Display Interface

    4 Product description 4.1.2. Display interface 1 Image display: shows IR image or real image. 2 Scale display: Display Description Protection glass function activated. No symbol when function is deactivated. Selected unit for measurement value and scale displays. Left: temperature margin of the image displayed, showing the minimum/maximum measurement value (with automatic scale adjustment) or the selected minimum/maximum display value (with...
  • Page 17 4 Product description 4 Menu bar: the menu bar comprises 3 tabs including buttons for selecting functions: Further information is available under Menu bar/tabs, page 31. 5 Status displays: Display Description Possible shortcut key functions (to change the assignment, see Configure key, page 59): : Image type.

  • Page 18: Operating Concept

    : Battery operation, capacity 10-25% : Battery operation, capacity 0-10%. (animated): battery is charging. Auto-focus activated or deactivated. Only testo 885-2: radio link to radio probe established. Only testo 885-2: Bluetooth interface activated. Only testo 885-2: headset connected. USB connection established.

  • Page 19: Basic Properties

    4 Product description Illustration in this document To carry out the basic settings, examples of both methods of operation are given, describing all steps, see Performing basic settings, page 21. The other chapters only deal with functions/buttons that have to be activated: •...

  • Page 20: File Formats And File Names

    AA, AB, etc., AZ, BA, BB, etc.: Single image of a sequence in BMT format (recorded using the sequence capturing assistant). yyyyyy: • 6-digit consecutive number. zzz: • for all images (Testo-specific file extension) • for all videos (Testo-specific file extension).

  • Page 21: First Steps

    5 First steps First steps 5.1. Commissioning 5.1.1. Connecting the rechargeable battery 1. Open battery compartment cover (1). 2. Slide rechargeable battery (2) fully into the battery compartment until it clicks into place. The imager starts automatically. 3. Close the battery compartment cover. 5.1.2.
  • Page 22 5 First steps 2. Touch to change the unit. The activated unit is shown on the top right of the display. 3. Touch to confirm the entry. Set time/date dialogue box is opened. 4. Touch the top button to open the Time input screen.

  • Page 23: Initial Charging Of The Rechargeable Battery

    5 First steps 9. Move [●] left to select 10. Press [●] to activate the selection and close the input screen. 11. Move [●] down to select the bottom button 12. Press [●] to open the Date input screen. 13. Move [●] up/down to set the values for Day, Month...

  • Page 24: Getting To Know The Product

    5 First steps 3. Connect the mains plug to a power socket. The imager starts automatically. The rechargeable battery can be recharged with the imager switched on or off. This has no effect on the time required to charge the battery. Charging of the battery is started.

  • Page 25: Attaching The Lens Cover To The Hand Strap

    5 First steps 5.2.2. Attaching the lens cover to the hand strap > Guide the clip on the lens cover (1) through the loop on the handle (2). 5.2.3. Rotating the handle The handle can be rotated up to 180° in 10 positions. 1.

  • Page 26: Attaching A Shoulder Strap

    5 First steps 2. Grip the imager with your left hand. To do this, hold the casing at the front of the imager (1). CAUTION Display may be damaged! > Do not hold the imager by the fold-out display. 3. Turn your right hand to move the handle to the required position (2).

  • Page 27: Inserting The Memory Card

    5 First steps 5.2.6. Inserting the memory card 1. Open the cover of the bottom interface terminal (1). 2. Push the memory card (SD or SDHC card) into the card slot (2). > To remove the memory card: press the memory card to release the lock.

  • Page 28: Changing The Lens

    5 First steps 5.2.8. Changing the lens Only lenses that have been adjusted to the respective thermal imager can be used. The serial number on the lens must match the serial number displayed in the imager, see Optics, page 59. >...

  • Page 29: Switching The Imager On/Off

    5 First steps 5.2.9. Switching the imager on/off 1. Remove protection cap from the lens. 2. Press The start screen appears on the display. Instrument information is displayed (e.g. serial number, type designation, firmware version). The measurement view is opened. Measurement values on the cursor and scale are only displayed when the stabilisation phase is complete (indicated by a rotating symbol in the top right of the display).

  • Page 30: Recording (Freezing/Saving) An Image

    5 First steps 5.2.12. Recording (freezing/saving) an image 1. Press the [Trigger button]. The image is frozen (still). If you want to save the image, touch to select where you want to save it to, see Image gallery, page 46. 2.

  • Page 31: Using The Product

    6 Using the product Using the product 6.1. Menu bar/tabs Functions are called up via the menu bar. The menu bar comprises 3 tabs. Different functions are available depending on which tab is selected. Tabs and functions are described briefly below. Detailed information about the individual functions is given in the following chapters.

  • Page 32: Scale And Correction Functions Tab

    See also Isotherm, page Only testo 885-2: Humidity Open Humidity input screen. To set the parameters and activate/deactivate the function See also Humidity (only testo 885-2) , page 39. Emissivity Open Emissivity input screen. To set the parameters. See also Emissivity, page 41.
  • Page 33 Folder Open Folder input screen. To select where to save images. Function only available when the image is frozen. Only testo 885-2 when connected to Audio a headset: open Audio input screen, see see Audio (only testo 885-2), page 63.

  • Page 34: Menu Functions

    6 Using the product Button Function Description Sub-level zoom Sub-level zoom with additional functions is displayed. : menu, see above. : zoom in, see above. : zoom out, see above. : display buttons for moving the zoomed image. To move, touch the buttons shown in the image.
  • Page 35 6 Using the product Task Actions/description Set the measurement > Measurement range. Measurement range Pixel mark | Hotspot Hotspot mark (crosshairs with maximum measurement value displayed) can be shown. Task Actions/description Show/hide hotspot mark. > > Measurement Pixel mark | Hotspot. Pixel mark | Coldspot The coldspot mark (crosshairs with minimum measurement value displayed) can be shown.
  • Page 36 6 Using the product Pixel mark | New mark Up to 3 measuring point marks (crosshairs with measurement values displayed) can be shown and freely positioned. Task Actions/description Insert new mark. > > Measurement Pixel mark mark. > Touch and drag crosshairs. Move crosshairs.
  • Page 37 6 Using the product Min/max/avg on area An area mark can be shown and freely positioned. The minimum (min), maximum (max) and average (avg) measurement value in this area is displayed. Task Actions/description Show area mark. > > Measurement Min/Max on Area.
  • Page 38 6 Using the product Task Actions/description Set alarm values. > Apply entries. > Isotherm The isotherm function shows all image points with measurement values that lie within the set limits in a single colour (isotherm colour). To set the isotherm colour, see Colour selection, page 45. Task Actions/description Open...
  • Page 39 > To deactivate, touch the button again. Set values manually for > ambient temperature (Ambient temp.) and ambient humidity (Humidity): Set up radio link to the > optional radio humidity probe. Further information is available under Radio (only testo 885-2), page 58. Apply entries. >...
  • Page 40 If the imager is connected to an optional radio humidity probe (only testo 885-2), the ambient temperature and humidity are transferred automatically. For connection to a radio humidity probe, Further information is available under Radio (only testo 885-2), page 58.. Task Actions/description...
  • Page 41 6 Using the product Solar To detect and document failures in photovoltaic systems, the solar function can be selected. The sun's radiation intensity measured (with an external instrument) can be entered for documentation purposes. This value is saved with the IR- image. If this function is activated, the entered value for the radiation intensity is displayed (top left).
  • Page 42 6 Using the product Material (material temperature) Emissivity Aluminium, bright rolled (170°C) 0.04 Cotton (20°C) 0.77 Concrete (25°C) 0.93 Ice, smooth (0°C) 0.97 Iron, emery ground (20°C) 0.24 Iron with casting skin (20°C) 0.80 Iron with rolling skin (20°C) 0.77 Gypsum (20°C) 0.90 Glass (90°C)
  • Page 43 6 Using the product 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 instruments is improved. In most cases, the reflected temperature is identical to the ambient air temperature. Only when objects with strong emissions and much higher temperatures (such as ovens or machines) are in proximity to the object being measured should the radiation temperature of theses heat sources...

  • Page 44: Display Options

    6 Using the product Scale manual 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 activated measurement range (see Measurement range, page 34). The activated mode is displayed bottom right: manual scaling, automatic scaling.
  • Page 45 6 Using the product Histogram adjustment By adjusting the colour palette to the current temperature distribution, histogram adjustment particularly in the case of scenes with a large temperature scope (e.g. with high-temperature measurements) increases the contrast. When histogram adjustment is activated, the colours within the scale are no longer distributed in a linear pattern between the minimum and maximum scale value.

  • Page 46: Image Gallery

    The saved image can be viewed and analysed in the image gallery. Folders can be created for saving new images to. Only testo 885-2: it is possible to listen to and also subsequently record or edit a voice commentary. Images with a voice...
  • Page 47 6 Using the product Actions on the overview page Task Actions/description Create a new folder. > > Enter folder name. > 1. Select folder or image by touching Delete folder or image. on it. 3. Confirm deletion: Navigation in the single image view ✓...
  • Page 48 > > Confirm deletion: Record/edit voice > commentary (only testo 885-2). Further Information: See Audio (only testo 885-2), page 63.. Open sub-level zoom with > : menu, see above. additional functions. > : to zoom in on the image (digital zoom, 5 increments).

  • Page 49: Wizards

    6 Using the product 6.2.4. Wizards Sequence Capturing (optional, only testo 885-2) A sequence of images can be recorded using the Sequence Capturing assistant. This function is available as an additional option (article no. 0554 8902) and must be activated before it can be used, if the option was not ordered at the same time as the imager.
  • Page 50 VMT files (full radiometric video): video file in which image data, measuring values and image marks are saved, file name starts with SQ. Saved files can be played back in testo IRSoft and subsequently analysed over time by adding or changing image marks.
  • Page 51 6 Using the product Task Actions/description (automatic start following lower temperature deviation within the range selection). • Interval: Time (time between the taking of two images), Manual (when the shutter button is pressed). • End: Number of images. 1. Touch parameter. The input screen opens.
  • Page 52 6 Using the product Task Actions/description Activate > sequence A white, flashing dot (top right of the display) indicates standby status until the start of recording. When the Countdown start criterion is selected, the remaining time until the start is also displayed.
  • Page 53 6 Using the product If the SuperResolution function is activated, it is deactivated when the image stitching wizard is called up. When the image stitching wizard is ended, SuperResolution is activated again. When recording single images, please note: When capturing single images, please note: >...
  • Page 54 6 Using the product Task Actions/description Display single image overview and select single image to delete/replace it. The single image overview is displayed. For a realistic display of the panoramic image, a projection on a semi-circular surface is required. As the image is displayed on one plane, it is distorted around the edges.

  • Page 55: Configuration

    6 Using the product SiteRecognition (only testo 885-2) With the PC software, markers can be set to clearly indicate a measuring site. By setting a marker with the built-in digital imager, the images, which are then saved, are automatically allocated to the relevant site (allocation is saved with this image).
  • Page 56 Activate function (only with subsequent order): You will receive an envelope with an access code (identification code), which you should enter on the website www.testo.com/upgrade. When all necessary data has been entered, an activation code is generated and can be used to activate the function via the IRSoft PC software.
  • Page 57 Save Image? box. Bluetooth (only testo 885-2) This function is not available in all countries. Via the Bluetooth radio interface, a link to a Bluetooth headset can be established for voice recording. Follow the instruction manual for the Bluetooth headset.
  • Page 58 6 Using the product Radio (only testo 885-2) This function is not available in all countries. A radio humidity probe can be logged onto the instrument. Every radio probe has a probe identification number (RFID). This is made up of the three-digit RFID number on the probe and the position of the switch in the battery compartment of the radio probe or L).
  • Page 59 6 Using the product Configure key The assignment of the shortcut keys can be changed. Task Actions/description Open Configure key > Configuration input screen. Configure key. > Highlight the function to be used by Activate button function. touching on it. The following functions can only be activated via the shortcut keys: •...
  • Page 60 6 Using the product Task Actions/description Activate/deactivate > Protection glass. protection glass option. > To deactivate, touch the button again. When the option is activated, the protection glass symbol ( ) is displayed top right. > To deactivate, touch the button again.
  • Page 61 6 Using the product Set time/date Time and date can be set. The time and date format are set automatically based on the selected instrument language. Task Actions/description Open Set time/date input > Configuration screen. time/date. Set time or date values. >...
  • Page 62 6 Using the product Delete all The data on the memory card can be deleted. Task Actions/description Execute function. Configuration Delete all. 2. Confirm deletion: Format The memory card can be formatted. Please note: During formatting, all saved data on the inserted memory card is lost.

  • Page 63: Audio (Only Testo 885-2)

    6 Using the product 6.2.6. Audio (only testo 885-2) To use the function, a headset must be connected (top interface terminal) or the link to a Bluetooth headset must be established. This function is only available with the view of a frozen or saved image.

  • Page 64: Measuring

    Set playback volume (only for wired headset). (loud) or (normal) or (quiet). Apply entries. > see Bluetooth (only testo 885-2), page 57 6.3. Measuring Important framework conditions Please observe the following framework conditions in order to obtain significant measurement results. Humidity measurement: •...
  • Page 65 6 Using the product Important settings Before recording an image, check whether the protection glass option is set correctly to prevent corruption of the measurement results, see Optics, page 59. Before saving an image, make sure that it is correctly focussed, manually (see Manually focusing the image, page 29) or automatically (see Automatically focusing the image, page 29).

  • Page 66: Maintaining The Product

    7 Maintaining the product Maintaining the product Changing the rechargeable battery 1. Open battery compartment cover (1). 2. Press red lock release button (2). The rechargeable battery is released and sticks out a little from the battery compartment. 3. Pull the rechargeable battery out of the battery compartment. 4.

  • Page 67: Tips And Assistance

    Reading cannot be calculated. the measurement value. > Check parameter settings for plausibility. If we were unable to answer your question, please contact your local dealer or Testo´s Customer Service. Refer to the back of this document or website www.testo.com/service-contact for contact details...

  • Page 68: Accessories And Spare Parts

    Testo Service Self-adhesive labels for creating markers for available from site recognition specialist office supplies stockists. Recommendation: Avery Zweckform L4776 For further accessories and spare parts, please refer to the product catalogues and brochures or look up under www.testo.com...
  • Page 70 0970 8850 en 03 V01.50 en...

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