Testo 880 thermal imager user manual
Contents
1. gt Check parameter settings for plausibility If we have not answered your questions please contact your dealer or Testo Customer Service For contact data see Service information page 36 or look up our website www testo com Accessories and spare parts Description Article no Lens protection glass 0554 8805 Sunshield 0554 8806 Rechargeable battery 0554 8802 Desktop charging station 0554 8801 Tripod 0554 8804 Power supply 0554 8808 SD card 0554 8803 USB cable 0449 0047 ISO calibration certificate for thermal imager e Calibration points 0 C 25 C 50 C 10520 0489 in measuring range 20 C to 100 C e Calibration points at 0 C 100 C 0520 0490 200 C in measuring range 0 C to 350 C For further accessories and spare parts please refer to the product catalogues and brochures or look up our website www testo com testo AG Postfach 1140 79849 Lenzkirch Testo Strasse 1 79853 Lenzkirch GERMANY Phone 49 0 7653 681 0 Fax 49 0 7653 681 100 Internet www testo com email info testo com Document code 0970 8802 en US 032. 3 only Characteristic Values Field of vision min focusing distance 33 2 x 25 2 0 4 m 1 31 ft Image size 640 x 480 pixels Refresh rate Image presentation 8 15 Hz Characteristic Values Image display 3 5 LCD with 320 x 240 pixels Display options testo 880 2 Infrared image testo 880 1 3 Infrared image real image infrared and real image Video stream 9 Hz Color palettes 8 options testo AG Measurement 3 Specifications Characteristic Values Temperature range can be changed 20 100 C 0 350 C 4 212 F 32 662 F Accuracy 2 C 3 6 F or 2 of reading whichever is the greater Measuring point minimum diameter 3 x 3 pixels Standard lens 10 mm at 1 m Telephoto lens 4 mm at 1 m On time 40 sec Measuring functions Standard measurement 1 point 2 point measurement testo 880 2 3 only Coldspot Hotspot Compensation for reflected temperature manual Setting emissivity Image storage 8 materials 1 user defined can be freely defined 0 01 1 00 Characteristic Values File format omt Export options in omp jpg csv Removable memory SD card Memory capacity Scope of delivery 1 GB approx 800 1000 images Lens Characteristic Values Standard lens 32 x 24 Telephoto lens 12 x 9 testo 880 2 3 only
3. e LED flashing Charging e LED on Battery charged charging finished 4 Charge the battery fully then disconnect the instrument from the power supply After the initial charging of the battery the thermal imager is ready for operation Charging the battery is also possible using a desktop charging station accessory testo AG 5 2 5 First steps Getting to know the product Insert the memory card 1 Open the cover on the left side of the thermal imager 2 Insert memory card SD card into the card slot SD 1 gt To remove the memory card Press on the memory card to release the lock Mount remove infrared protection glass Mounting 1 Attach the protection glass fastened to the red mounting ring to the lens and turn the mounting ring clockwise to the stop 2 Remove the red mounting ring from the protection glass Removal 1 Attach the red mounting ring to the protection glass 2 Turn the mounting ring anticlockwise and remove the protection glass After mounting removing the protection glass activate or deactivate the Protection glass option see Optics page 29 If this option is set incorrectly the stated measuring accuracy is not guaranteed Mount tripod adapter Using the included tripod adapter the testo 880 can be fastened to the testo tripod accessory or to a commercially available standard tripod With the tripod adapter mounted the battery cannot be changed 1 P
4. Measuring range page 23 All temperatures that undershoot or exceed the limit value are shown in the color of the limit value depending on the selected color palette see Change color palette for the infrared image page 28 Temperature ranges that are not relevant can thus be hidden 1 OK Scale OK The Set scale dialogue is opened testo AG 6 1 4 6 1 5 6 Using the product 2 Move Joystick left right to select the desired option Auto scaling min value db temperature range or max value 3 The selected option has an orange border D 3 With the selection of min value temperature range or max value Move Joystick up down to change the value s Changes are applied immediately so that the effects on the display of the infrared image can be checked directly 4 Close dialogue with OK or Esc The changes are saved Display Select display options The presentation can be adapted by means of showing hiding the following elements Crosshairs temperature scale and quick select buttons Hidden function keys can be shown again by pressing a quick select button The first press of the button shows the function keys again To trigger a function the button must be pressed again 1 OK Display OK The Display options dialogue is opened 2 Move Joystick up down to select the desired option The selected option has an orange border dd 3 Activate or deac
5. battery from the measuring instrument charging station Caution Rechargeable battery may be hot 2 3 Protecting the environment gt Dispose of faulty rechargeable batteries spent batteries in accordance with the valid legal specifications gt Atthe 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 6 testo AG 3 Specifications Specifications Use The testo 880 is a handy and robust thermal imager It opens the door to contactless determination and illustration of the temperature distribution on surfaces for you Typical areas of application are e Building inspection heating ventilation and air conditioning trade company technicians engineering offices experts Energy evaluation of buildings e Preventative maintenance servicing Mechanical and electrical inspection of systems and machines e Production monitoring quality assurance Monitoring production processes The testo 880 is available in several versions which are tailored to various usage requirements e testo 880 1 High quality wide angle lens 32 x 24 with F1 lens detector 160 x 120 interpolated to 320 x 240 pixels NETD lt 0 1 C manual focus 1 GB SD card for approx 800 1000 images minimum focusing distance 10 cm Integrated digital camera e testo 880 2 High quality wide angle lens 32 x 24 with F1 lens
6. detector 160 x 120 interpolated to 320 x 240 pixels NETD lt 0 1 C manual focus 1 GB SD card for approx 800 1000 images minimum focusing distance 10 cm Exchangeable lens lens protection glass included in delivery e testo 880 3 High quality wide angle lens 32 x 24 with F1 lens detector 160 x 120 interpolated to 320 x 240 pixels NETD lt 0 1 C 1 GB SD card for approx 800 1000 images minimum focusing distance 10 cm Integrated digital camera with power LEDs for illumination dynamic motor focus Export control Thermal imagers may be subject to the export restrictions of the European Union The testo 880 with 33 Hz in particular can only be exported to countries outside of the European Union with an export permit from the authorities 3 Specifications 3 2 Please observe the national regulations for export control when exporting Technical data Infrared image output Characteristic Values Field of vision min focusing distance Standard lens 32 x 24 0 1 m 0 33 ft Telephoto lens 12 x 9 0 6 m 1 97 ft Thermal sensitivity NETD lt 0 1 C at 30 C lt 0 18 F at 86 F Geometric resolution Standard lens 3 5 mrad Telephoto lens 1 3 mrad Refresh rate testo 880 1 9 Hz testo 880 2 3 33 Hz Focus Manual testo 880 3 manual motorized Detector type FPA 160 x 120 pixels a Si Spectral range 8 14 um Visual image output testo 880 1
7. optional 3 Specifications Power supply Characteristic Values Battery type Fast charging Li ion battery can be changed on site Operating time Approx 5 h at 20 C 68 F Charging option In instrument in charging station optional Power supply operation Yes with power supply 0554 8808 Power supply output voltage Ambient conditions 5 V 4 A Characteristic Values Operating 15 40 C 5 113 F temperature Storage 30 60 C 22 140 F temperature Air humidity 20 80 RH not condensing Enclosure rating of IP54 Interface terminals closed battery the housing connected lens mounted Physical features Characteristic Values Weight 900 g including battery Dimensions 152 x 106 x 262 mm 5 98 x 4 17 x 10 31 Tripod mounting Yes with adapter included in delivery Housing PC software ABS die cast zinc Characteristic Values 10 System requirements Operating system Windows XP Service Pack 2 or Windows Vista USB 2 0 interface testo AG 3 Specifications Standards tests warranty Characteristic Values EU Directive 2004 108 EC Warranty 2 years warranty conditions See guarantee card 11 4 Product description 12 Product description Overview Product components 1 Display 2 Control keys Key Functions Switch t
8. 23 C 0 89 Wood 70 C 0 94 Cork 20 C 0 70 Radiator black anodized 50 C 0 98 Copper slightly tarnished 20 C 0 04 Copper oxidized 130 C 0 76 Plastics PE PP PVC 20 C 0 94 Brass oxidized 200 C 0 61 Paper 20 C 0 97 Porcelain 20 C 0 92 Black paint matt 80 C 0 97 Steel heat treated surface 200 C 0 52 testo AG 6 Using the product Material material temperature Emissivity Steel oxidized 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 Using this offset factor the reflection is calculated out due to 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 with much higher temperatures such as ovens or machines are in the proximity of the object being measured should the radiation temperature of theses heat sources be determined and used e g using a globe thermometer The reflected temperature has only little effect on objects with high emissivity Set emissivity reflected temperature You can choose between a user defined emissivity and 8 materials with recorded emissivities The reflected temperature can be set individually e The designation of the materials in the selection list is 1 configured dur
9. Ensure the correct setting to prevent corruption of the measurement results gt Press OK to activate I or deactivate the Protection glass option When the option is activated the protection glass symbol appears in the lower right hand corner of the display Power save options Options can be set to extend the rechargeable battery running time 1 OK Configuration OK Power save options OK The Power save options dialogue is opened 2 Move Joystick up down to select the desired option The selected option has an orange border LL 3 Confirm the selection with OK LCD backlight The selected setting is highlighted orange and can be changed D 29 6 Using the product 6 2 30 gt Move Joystick up down to change the setting Confirm the entry with OK Switch off LCD or Power off imager The selected option can be activated or deactivated gt Press OK to activate I or deactivate L the function With the option activated the length of time until shut down can be set gt Move Joystick to the right and press OK Move Joystick up down to change the setting Confirm the entry with OK 4 Confirm the settings with Apply Format The memory card can be formatted During the formatting all saved data on the SD card is lost 1 OK Configuration OK Format OK A confirmation request appears as to whether the memory card
10. Joystick up down left right to select a preview image a folder orange border e Open selected folder with OK 3 In single image Press OK to open selected preview image Press Gallery to return to the image overview 23 6 Using the product 6 1 3 24 Delete image 1 In single image Select image orange border or select and open image 2 Press Delete to delete the selected or open image A confirmation request appears as to whether the image should really be deleted 3 Confirm with OK or cancel process with Esc Create new folder 1 Inthe Folder dialogue Select New Folder with the joystick and confirm with OK The Folder name dialogue is opened 2 Name folders Use the Joystick to select the desired letters and confirm with OK The folder name can consist of up to 8 characters Incorrect entries can be deleted using the right lt C quick select button 3 Press left Create Folder quick select button to create the folder Erase all 1 OK Image gallery OK Erase all OK A confirmation request appears as to whether all files on the memory card should be deleted Folders are not deleted 2 Confirm erase with OK or cancel process with Esc Scale Set scale limits You can choose between auto scaling continuous automatic adjustment to the current min max values and manual scaling The scale limits can be set within the activated measuring range see
11. age to the detector Damage caused in this way to the microbolometer detector is excluded from warranty coverage gt The objects to be measured or the measurement environment may also pose risks Note the safety regulations valid in your area when performing the measurements 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 Improper use of the rechargeable battery can lead to destruction or injuries by means of current surges fire or escaping chemicals The following instructions must be observed to avoid such hazards e Only use in accordance with the directions in the instruction manual e Do not short take apart or modify e Do not expose to heavy impacts water fire or temperatures above 60 C Do not store in the proximity of metal objects e Do not use leaky or damaged rechargeable batteries In the event of contact with battery acid Thoroughly wash affected area with water and consult a doctor if necessary e Only charge in the measuring instrument or the recommended charging station e Immediately stop the charging process if this is not completed in the given time 2 Safety and the environment Inthe event of improper function or signs of overheating immediately remove the rechargeable
12. assignment of the quick select buttons 1 Move Joystick left or right to open the Configure key function list for the left or right quick select button 2 Move Joystick up down to select the desired function Function Description Image type Change display mode Infrared image testo 880 1 3 real image or infrared real image 1 only Light testo 880 3 Switch on off LEDs for lighting up objects only for the digital camera Palette Change color palette for the infrared image Emissivity Set emissivity and reflected temperature Scale Set scale limits Adjustment Carry out a manual zeroing 3 Press OK to activate the selected function Navigating in the menu 1 Press OK button The Menu is opened 2 Select navigation function e Move Joystick up or down to select the menu item e Press OK to confirm the selection Or for menu items that are marked with an arrow gt Move Joystick to the right e Move Joystick to the left to return to the previous menu level e Press OK to select the function e Press ESC to cancel the process and change to Measuring Mode Depending on the selected menu item press OK to perform a setting or open a submenu dialogue see Menu functions page 22 The real image and the IR optics have different view angle owing to the spatial distance between them For the reason the image areas do not correspond exactly parallax er
13. e safety instructions and warning advice in order to prevent injuries and damage to the products gt Keep this document to hand so that you can refer to it when necessary gt Hand this documentation on to any subsequent users of the product Symbols and writing standards Representation Explanation A Warning advice risk level according to the signal word Warning Serious physical injury may occur Caution Slight physical injury or damage to the equipment may occur gt Implement the specified precautionary measures i Note Basic or further information Vs uaz Action more steps the sequence must be 2 followed gt ai Action a step or an optional step ike Result of an action Menu Elements of the instrument the instrument display or the program interface OK Control keys of the instrument or buttons of the program interface salle Functions paths within a menu Example entries 4 testo AG 2 2 2 Safety and the environment Ensure safety gt Only operate the product properly for its intended purpose and within the parameters specified in the technical data Do not use any force Do not operate the instrument if there are signs of damage at the housing power supply or feed lines During operation testo 880 may not be pointed at the sun or other high radiation sources e g objects with temperatures higher than 500 C This can lead to serious dam
14. eable battery when a buffer battery is inserted in the instrument or the power supply is connected 1 Press lock release button The rechargeable battery is released and sticks out a little from the rechargeable battery slot The locking function keeps the battery from falling out 2 Completely remove the battery from the rechargeable battery slot 3 Insert a new battery into the rechargeable battery slot until this is flush with the bottom of the handle The thermal imager starts automatically Clean thermal imager gt lf the housing of the thermal imager is dirty clean it with a damp cloth Do not use any aggressive cleaning agents or solvents Weak household cleaning agents and soap suds may be used Clean lens gt Large dust particles can be blown off gt Use a lens cleaning cloth for slight contamination Do not use rubbing alcohol Change backup battery To prevent losing the instrument settings Only change the backup battery when a charged rechargeable battery is inserted or the power supply is connected 1 Open the cover on the left side of the thermal imager 2 Remove battery holder including buffer battery from the battery slot 3 Remove empty battery from the holder and insert new battery type CR 1632 testo AG 7 Maintaining the product Caution Incorrectly inserted batteries can lead to damage of the product gt When inserting the batteries observe the polarity label on
15. harging on power supply connected charging completed Basic properties Power supply The power is supplied to the instrument via a rechargeable battery or via the included power supply With the power supply connected the power is supplied automatically and the instrument s rechargeable battery is charged only at ambient temperatures from 0 to 45 C Charging the battery is also possible using a desktop charging station accessory The instrument is equipped with a buffer battery type CR 1632 to maintain the system data during an interruption in the power supply e g when the battery is changed 13 4 Product description File formats and file names The images are saved according to the following pattern XX_YYYYY ZZZ XX IR for infrared image without attached real image IV for infrared image with attached real image VI for real image YYYYY 5 digit consecutive number ZZZ file extension BMT for infrared image with without attached real image BMP for real image The file names can be changed using the PC and software Windows Explorer 14 testo AG 5 First steps First steps Commissioning Connect rechargeable battery The thermal imager is delivered with a rechargeable battery that is inserted in the rechargeable battery slot but not connected gt Push the battery all the way into the rechargeable battery slot until this is flush with the bottom of the handle t The thermal
16. he container designed for this in the case gt Turn the lens ring clockwise to the stop place the lens in the container and close it 5 Note or remember the serial number Serial no which is displayed on the lens testo AG 5 First steps 6 Press O If you have changed from a wide angle to a telephoto lens or vice versa The information No lens wrong lens appears gt Press OK to confirm the information If you have changed between two wide angle or two telephoto lenses gt OK Configuration OK Optics OK The dialog Optics opens 7 Move joystick up down to select the lens used The lens selected is outlined in orange 8 Press function key Apply The information Restart instrument appears 9 Press 0 The instrument switches off gt To switch on the instrument Press O Switch the imager on off 1 Remove protection cap from the lens 2 Press O The start screen appears on the display The type designation of the imager and the firmware version are shown The measurement view is opened after the warm up period The imager performs an automatic zeroing approx every 60 sec This can be recognized by means of a click The image is frozen briefly when this occurs gt To switch off Press O The display goes out and the imager is switched off Focus image using autofocus testo 880 3 only gt testo 880 3 Slide Autofocus switch towards the d
17. he imager on off OK and Joystick Press OK Open menu confirm selection setting e Move OK up down right left Joystick function Select functions navigate Esc Cancel action Left right xy quick select button Call up a function The display shows which function is assigned to each quick select button testo AG 4 2 4 Product description 3 Instrument rechargeable battery lock release button 4 Metric thread For fastening the included tripod adapter Do not use desktop tripods danger of tilting 5 Right interface terminal Not used 6 Autofocus switch For switching the autofocus on and off only testo 880 3 7 2LEDs For illumination for the visual image only testo 880 3 8 Digital camera lens For recording visual images only testo 880 1 3 9 Aperture Not used 10 Infrared camera lens For recording thermography images Interchangeable lens only testo 880 2 3 11 Rotating ring Manual focusing For manual focusing testo 880 3 Only use rotating ring with autofocus switched off to prevent damage to the auto mechanism 12 Lens lock ring 13 Autofocus control For motorized focusing testo 880 3 only 14 Trigger For recording freezing saving images 15 Left interface terminal Memory card slot USB interface Power supply socket Backup battery slot 16 Status LED off no power supply connected flashing power supply connected battery is c
18. imager starts automatically Perform basic settings gt Remove the protective film from the display The start screen appears on the display The Landeseinstellungen Country settings dialogue is opened Instrument language Language and temperature unit Unit can be set 1 Move Joystick up down to select the desired option The selected option has an orange border 2 Confirm the selection with OK The selected setting is highlighted orange D The arrows show that the setting can be changed Move Joystick up down to change the setting Confirm the entry with OK Confirm the settings with Ubernehmen Apply OP OI Press O to switch off the thermal imager 15 5 First steps 16 Initial charging of rechargeable battery The thermal imager is delivered with a partially charged battery Completely charge the battery before use gt Connect the country specific adapter required for the existing mains to the power supply 1 Open the cover on the left side of the thermal imager 1 2 Connect the power supply cord to the camera amp 2 3 Connect the power supply unit to a wall outlet The thermal imager starts automatically e For battery charging the imager can remain switched 1 on or be switched off This has no influence on the duration of charging The charging of the rechargeable battery begins The charging status is displayed by the status LED
19. images the Coldspot Hotspot must be activated via the menu for the respective opened picture 1 OK Measurement OK Coldspot Hotspot OK testo AG 6 1 2 6 Using the product 2 Select left or right quick select button to activate the respective function 3 Confirm the settings with Apply Measuring range The measuring range can be set to adapt to the respective area of application 1 OK Measurement OK Measurement range 2 Select the desired temperature range and confirm with OK e Depending on the scene temperature the measuring 1 range may be undershot or exceeded In this case or are shown instead of the readings gt If this occurs change the measuring range Image gallery Show images 1 OK Image gallery OK Show images OK The Folder dialogue is opened The folder name of the opened folder is displayed in the header ROOT designates the base folder top level The saved data is shown as preview images image overview The image saved last is shown directly behind the folders Optional gt Press the right Page scroll quick select button to change to page scroll In page scroll you can navigate in groups of 3 x 3 images folders page by page To select open an image folder you must change back into Single Image 2 Navigate In page scroll Move Joystick up down to change between the pages In single image Move
20. ing commissioning of the thermal imager in the language selected by the user A translation does not occur in the event of subsequent changeover of the language in the instrument Using the PC software other materials can be imported into the instrument from an existing list The language for the materials here depends on the operating system language of the PC 1 OK Emissivity OK The Emissivity dialogue is opened 2 Move Joystick up down to select the desired material The selected material is highlighted orange D The corresponding emissivity is shown to the right next to the material 3 Move Joystick to the right to switch to the setting of the emissivity only available when selecting User defined or to Reflected temp 27 6 Using the product 6 1 6 6 1 7 28 The selected option has an orange border D 4 Confirm the selection with OK The selected number is highlighted orange D 5 Move Joystick up down to set the desired value Move Joystick right left to change between the numbers 6 Confirm the entry with OK 7 Confirm the settings with Apply Settings are applied The selected emissivity is shown at the bottom right in the display in measurement view Palette Change color palette for the infrared image You can choose between 8 existing palettes The currently activated option is marked with a tick 1 OK Palette OK 2 Move Joystick up do
21. isplay position gt Move Autofocus control until the image is in focus 19 5 First steps 20 Manually focusing the image Caution testo 880 3 Possible damage of the auto mechanism gt Only use Rotating ring with the autofocus switched off gt testo 880 3 Slide Autofocus switch towards the lens position W gt Turn Rotating ring of the lens until the image is in focus Record freeze save image 1 Press Trigger The image is frozen fixed image If the image is to be saved the desired storage location can be set using the left Folder quick select button see Changing assignment of the quick select buttons page 21 The image that is shown on the display is always the one that is saved Infrared image is shown Infrared image is saved e Real image is shown testo 880 1 3 only Real image is saved e Infrared real image is shown testo 880 1 3 only Infrared image is saved real image is saved in the same file as an attachment to the infrared image 2 Save image Press Trigger again or Press OK or Discard image Press ESC Getting to know the quick select buttons The quick select buttons can be assigned functions that are required often so that you can call them up directly Factory settings e Left quick select button Scale e Right quick select button Palette testo 880 2 or Image type testo 880 1 3 testo AG 5 First steps Changing
22. lace the tripod adapter on the lower end of the handle and screw on using the included Allen key ISO 2986 size 4 2 Slide thermal imager into the fastening plate of the testo tripod and lock or fasten it to the commercially available standard tripod screw type fastening 17 5 First steps 18 Mount sunshield The sunshield increases the readability of the display with a high exposure to light gt Setthe sunshield on the thermal imager from above 1 and pull both sides of the sunshield down around the display 2 Change activate lens testo 880 2 3 only Only lenses that were adjusted to the respective thermal imager can be used The serial number on the lens must match the serial number of the instrument After changing the lens the new lens must be activated in the imager Attention Always carry out the activation of the lens otherwise the measuring accuracy of the instrument is not guaranteed gt Switch instrument off before changing the lens gt To keep the lens from falling out Hold the instrument with the lens pointing up gt testo 880 3 Slide Autofocus switch towards the lens position H 1 Turn lens lock ring anticlockwise to the stop approx 2 cm 2 Remove lens 3 Insert new lens taking care to align the white markings on the lens and the instrument with one another 4 Turn the lens lock ring clockwise to the stop Always store lenses not in use in t
23. re saving an image ensure that it is focused correctly in focus see Focus image using autofocus testo 880 3 only page 19 or Manually focusing the image page 20 Images that are not in focus cannot be corrected retroactively To obtain precise readings the emissivity and reflected temperature must be set correctly see Set emissivity reflected temperature page 27 A subsequent adjustment is possible via the PC software as required With an activated auto scaling the color scale is continuously adapted to the min max values of the current measurement image The color that is to be assigned to a specific temperature thereby changes constantly To be able to compare multiple images by means of the coloring the scaling must be manually set to fixed values see Set scale limits page 24 or must be subsequently adjusted to uniform values using the PC software Select the storage location folder 1 While an image is frozen fixed image Press the left Folder quick select button The Folder dialogue is opened To create a new folder see Create new folder page 24 2 Select the desired folder with the joystick and open with OK The folder name of the opened folder is displayed in the header 3 Press left Apply quick select button to select the opened folder 31 7 Maintaining the product 32 Maintaining the product Changing the battery To prevent losing the instrument settings Only change the recharg
24. ror 21 6 Using the product 6 1 6 1 1 22 Using the product Menu functions Measuring functions 1 point measurement The 1 point measurement is the standard measuring function If this is activated i all available options can be selected via the quick select buttons gt OK Measurement OK 1 point measurement OK 2 point measurement testo 880 2 3 only The 2 point measurement has 2 crosshairs with which individual pes can be read off If this function is activated the quick select buttons are fixed with the functions Temperature 1 and Temperature 2 With frozen images only the activated crosshairs can be moved With saved images the 2 point measurement must be activated for the respective opened picture 1 OK Measurement OK 2 point measurement OK 2 Select left or right Temperature 1 or Temperature 2 quick select button to activate one of the two crosshairs The activated crosshairs are shown red 3 Use the Joystick to move the activated crosshairs in order to read off the individual temperatures Measuring function Cold Hotspot Coldspot Hotspot shows the min and max temperature value on the display If this function is activated the quick select buttons are fixed with the functions Coldspot and Hotspot With frozen images the crosshair can be moved and the min max value is displayed The min max values are not saved with the image With saved
25. should really be formatted 2 Confirm with OK or cancel process with Esc Factory reset The instrument settings can be reset to the factory settings Time date and country settings are not reset Please note After a factory reset the numbering of images begins anew When saving images images that have already been saved and have the same number are overwritten gt Transfer all saved images onto a PC before performing a reset to prevent possible overwriting 1 OK Configuration OK Factory settings OK A confirmation request appears as to whether the instrument should really be reset to the factory settings 2 Confirm reset with OK or cancel process with Esc Measuring Important framework conditions Please observe the following framework conditions in order to obtain significant measurement results testo AG 6 Using the product Building thermography investigating the building shell e Considerable temperature difference between inside and outside required ideal gt 15 C gt 27 F e Consistent weather conditions no intensive sunlight no precipitation no strong wind In order to guarantee highest accuracy testo 880 requires an acclimatization time of 5 minutes after being switched on Important settings Before recording an image check whether the protection glass option is set correctly to prevent corruption of the measurement results Optics page 29 Befo
26. testo 880 Version USA Thermal imager Instruction manual testo AG 1 Contents Contents Contents 3 Safety and the environmeEnt iii 4 2 1 Aboutthis OCUMENt i 4 22 Ensure safelV nat cieli iaia ea 5 2 3 Protecting the environment 6 Specifications lalla 7 Sol User ata ale la it 7 9 2 Technical datavcisdwitiiwc dae Mee el als 8 Product description rrarrrrrirere ieri eee iii iii 12 AA OVEMieWi sio alia asia ia 12 4 2 Basic properties oein arees ii 13 First StEpSs rin 15 5 COMMISSIONINO sicari 15 5 2 Getting to Know the Product i 17 Using the prodUct nrrrrrrrriirre rire iii 22 6 1 IMenu functions cciciiiri pai 22 6 1 1 6 1 2 6 1 3 Gili DE iii I is 6 1 5 Emissivity 6 1 6 Palette 6 1 7 Configuration 6 2 IMEASsUuring iie lia Maintaining the product rrrrrrreriiie iii iii 32 Tips and assistanCe ssrrrrrrere rire eine 34 8 1 Questions and ANSWETS nenne 34 8 2 Accessories and spare paltS 35 8 3 Service information 36 2 Safety and the environment 2 Safety and the environment 2 1 About this document Use gt Please read this documentation through carefully and familiarize yourself with the product before putting it to use Pay particular attention to th
27. the battery holder 4 Insert battery holder into the battery slot 33 8 Tips and assistance 34 Tips and assistance Questions and answers Question Possible causes solution Message Backup battery empty or not present is shown 1 Confirm the message with OK 2 Change buffer battery see Change backup battery page 32 Error No memory card inserted is shown Memory card defective or not inserted 1 Confirm the message with OK 2 Check or insert memory card Error Memory card full is shown Insufficient memory present 1 Confirm the message with OK 2 Insert new memory card Error No lens wrong lens 1 Switch off thermal imager is shown 2 Check lens gt Change lens if necessary Message Charging not possible is shown Ambient temperature is outside the permissible range for charging the battery 1 Confirm the message with OK 2 Keep to the permissible ambient temperature Error Permissible instrument temperature exceeded is shown x Switch off thermal imager N Let instrument cool off and keep to the permissible ambient temperature Or is shown instead of the reading Reading is outside of the measuring range gt Change measuring range testo AG 8 2 8 Tips and assistance Question Possible causes solution xxx is shown instead of the reading Reading cannot be calculated
28. tivate T option with OK 4 Confirm settings with the Apply quick select button or Ignore changed settings with Esc Emissivity Emissivity The emissivity describes the capability of a body to emit electromagnetic radiation This is material specific and must be adapted for correct measurement results Non metals paper ceramic gypsum wood paints and coatings plastics and food have high emissivity which means 25 6 Using the product 26 that the surface temperature can be easily measured using infrared Because of their low or non uniform emissivity bright metals and metal oxides are only somewhat suited for infrared measurement You must anticipate highly inaccurate measurements A remedy for this is coatings that increase the emissivity e g paint or emissivity tape art no 0554 0051 which must be applied to the object being measured The following table gives typical emissivities of important materials These values can be used as orientation with the user defined settings Material material temperature Emissivity Aluminum 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 100 C 0 80 Iron with rolling skin 20 C 0 77 Gypsum 20 C 0 90 Glass 90 C 0 94 Rubber hard 23 C 0 94 Rubber soft grey
29. wn to select the desired option 3 Confirm the selection with OK Configuration Time date Time and date can be set Time and date format are automatically set based on the selected instrument language 1 OK Configuration OK Time date OK The Set time date dialogue is opened 2 Move Joystick up down to select the desired option The selected option has an orange border D 3 Confirm the selection with OK The selected number is highlighted orange D 4 Move Joystick up down to set the value Move Joystick right left to change between the numbers 5 Confirm the entry with OK 6 Confirm the settings with Apply testo AG 6 Using the product Country settings Instrument language and temperature unit can be set 1 OK Configuration OK Country settings OK The Country settings dialogue is opened 2 Move Joystick up down to select the desired option The selected option has an orange border L 3 Confirm the selection with OK The selected setting is highlighted orange D 4 Move Joystick up down to change the setting 5 Confirm the entry with OK 6 Confirm the settings with Apply Optics The lenses adjusted to the instrument are shown Only the lenses that are shown may be used gt OK Configuration OK Optics OK Using the Protection glass option you can set whether an infrared protection glass is used or not
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