TESTO 872s Instruction Manual Download Page 27 | Manualshive

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7 Performing the measurement

25



All saved images are displayed in the

form of an infrared image preview.

2

- Move

joystick

to select an image.

3

- Press

OK

to open the selected image.



The image is displayed.

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.

The measurement functions

Center spot

,

Hotspot

,

Coldspot

,

Min/Max on

area

and

Differential temperature

can be used to analyze saved images. In

saved images the crosshairs, which mark the measuring point, can be moved

using the joystick.
For a description of the individual functions, please read the information in the

relevant sections.

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Summary of Contents for 872s

Page 1: ...l and to create professional reports You can download the software free of charge and licence free via the following link 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 www testo com irsoft testo Thermography App ...

Page 2: ......

Page 3: ...menu 13 4 4 Quick select button 14 5 WLAN connection using the App 16 5 1 Activating disabling the connection 16 5 2 Using the App 16 5 2 1 Establishing a connection 16 5 2 2 Select display 17 6 Bluetooth connection 18 7 Performing the measurement 19 7 1 Setting measuring functions 20 7 1 1 Activating disabling Pixel mark 20 7 1 2 Activating disabling Min Max on area 21 7 1 3 Activating the differ...

Page 4: ... 33 7 9 7 Info 34 7 9 8 Certificates 34 7 9 9 Fullscreen mode 34 7 9 10 Reset options 35 8 Maintenance 37 8 1 Charging the rechargeable battery 37 8 2 Changing the rechargeable battery 37 8 3 Cleaning the instrument 39 8 4 Firmware update 40 8 4 1 Performing an update using IRSoft 40 8 4 1 1 Preparing the camera 40 8 4 1 2 Performing an update 40 8 4 2 Performing an update with the camera 41 8 4 2...

Page 5: ...there are signs of damage on the housing mains unit or connected cables Dangers may also arise from objects to be measured or the measuring environment Always comply with the locally valid safety regulations when carrying out measurements Do not store the product together with solvents Do not use any desiccants Only perform maintenance and repair work on this instrument that is described in this d...

Page 6: ...time Take the rechargeable battery out of the instrument immediately if it is not functioning properly or if it shows signs of superheating Rechargeable battery may be hot When not in use for a long period of time take the rechargeable battery out of the instrument to prevent exhaustive discharge Warnings Always pay attention to any information denoted by the following warnings Implement the preca...

Page 7: ...icular in to or from countries without wireless permits is their responsibility 2 2 General technical data Infrared image output Feature Values Infrared resolution 320 x 240 Thermal sensitivity NETD 50 mK Field of view FOV min focusing distance 42 x 30 0 5 m Geometric resolution IFOV 2 3 mrad SuperResolution 640 x 480 pixels 1 3 mrad IR image refresh rate 9 Hz Spectral range 7 5 14 µm Visual image...

Page 8: ...tection Delta T Area measurement min max on area IFOV warner Included in the scope of delivery testo ScaleAssist Included in the scope of delivery Humidity measurement Manual or with testo 605i thermohygrometers Electrical mode Manual input of current voltage or power or automatic transmission of data from the testo 770 3 clamp meter via Bluetooth Solar mode Manual input of the solar radiation val...

Page 9: ...ort as bmp jpg png csv xls Memory capacity Internal mass storage 1000 images without SuperResolution Power supply Feature Values Battery type Li Ion rechargeable battery 2600 mAh 3 63 V Operating time 4 0 h 20 C Mains operation Yes Charging option In instrument in charging station optional Charging time in the instrument Approx 3 h with 2A mains unit supplied Charging time in charging station Appr...

Page 10: ...Max Operating height 2000 m The product offers IP54 protection but is not suitable for permanent outdoor use Standards tests Feature Values EMC 2014 30 EU RED 2014 53 EU You can find the EU declaration of conformity on the Testo website www testo com under the product specific downloads ...

Page 11: ...oduction processes Preventive maintenance servicing Electrical and mechanical inspection of systems and machines 3 1 Instrument operating elements overview Element Function 1 Display Displays infrared and real images menus and functions 2 Interface terminal Contains micro USB interface for power supply and connection to the computer 3 key Esc key Switch camera on and off Cancel action 4 OK key Joy...

Page 12: ...g of the measuring point 9 Trigger Saves the displayed image 10 Battery compartment Contains the rechargeable battery CAUTION Laser radiation Class 2 laser Do not look into the laser beam Laser can be activated with the Remote function also via smartphone or tablet 3 1 Displays overview Element Function 1 Status bar In the status bar values are displayed depending on the setting ...

Page 13: ...um display value with manual scale adjustment 6 E Emissivity set 7 A M or S A automatic scale adjustment M manual scale adjustment S ScaleAssist is enabled 3 2 Power supply The power is supplied to the instrument via a replaceable rechargeable battery or the mains unit provided battery must be inserted With an attached mains unit power is supplied automatically via the mains unit and the rechargea...

Page 14: ...ss The camera starts The start screen appears on the display To ensure measuring accuracy the camera performs automatic zeroing approx every 60 s A click is heard when this happens The image freezes briefly when this occurs Zeroing is carried out more frequently during the camera warm up period takes approx 90 seconds During the warm up period no measuring accuracy is guaranteed The image can alre...

Page 15: ...s 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 1 Press OK to open the Menu 2 Move the joystick to highlight a function orange border 3 Press OK to select the function ...

Page 16: ...infrared Set scale limits Emissivity This function is only available if the Image type is set to infrared Set emissivity E and reflected temperature RTC Palette Toggles the palette selection Adjustment This function is only available if the Image type is set to infrared Carries out manual zeroing Image type Alternately switches the image display between infrared and real image Laser Activates the ...

Page 17: ...ears around the required menu item Press OK The quick select button is assigned to the selected menu item The icon for the selected function is displayed bottom right Using the quick select button 1 Press The function assigned to the quick select button is carried out ...

Page 18: ...r 1 Open Menu 2 Select Configuration The Configuration menu opens 3 Select Connectivity 4 Select WLAN When connecting for the first time you will be asked for a password This is thermography by default A check mark appears when WLAN is enabled While WLAN is activated the image gallery cannot be accessed Explanation of WLAN icons Symbol Function App is connected No connection to the App 5 2 Using t...

Page 19: ...play on the thermal imager is shown on your mobile end device Remote The WLAN connection to the thermal imager is established 1 Selection Remote The display on the thermal imager is shown on your mobile end device The thermal imager can be controlled and settings made via the mobile terminal device Gallery The WLAN connection to the thermal imager is established 1 Selection Gallery The saved image...

Page 20: ...s Symbol Function No connection to the probe Searching for probe Probe readings are being transmitted Before a value can be displayed the corresponding measurement setting for clamp meter or humidity probe must be selected When connected to the clamp meter Clamp meter readings are displayed in the header Readings are only transferred if the current voltage or power is set on the clamp meter When c...

Page 21: ...curacy the camera requires an adjustment time of 10 minutes after it is switched on Important camera settings Emissivity and reflected temperature must be set correctly in order to precisely determine the temperature Subsequent adjustment is possible via the PC software if required When auto scaling is activated the colour scale is continuously adjusted to the min max values of the current measure...

Page 22: ...otspot the lowest or highest temperature measuring point within the range selection is marked with blue or red crosshairs and the value is displayed o Show all All values are displayed For this one of the available options must already be enabled Measuring range choose between two temperature ranges or AutoRange Differential temperature identifies the difference between two temperatures External v...

Page 23: ...nd press OK to enable or disable the function Select Hotspot Coldspot and press OK to enable or disable the function Select Show all and press OK to activate all ranges 7 1 3 Activating the differential temperature Differential temperature enables the temperatures between two measuring points to be calculated 1 Open Menu 2 Select Measurement settings The Measurement settings menu opens 3 Select Di...

Page 24: ...e using the joystick press OK o Move the joystick to the right set the value manually 5 4 P A vs RTC selection o Move the joystick to the right select measuring point 1 press OK move the measuring point to the live image using the joystick press OK o Move the joystick to the right set the RTC value in the Emissivity menu see the section Setting RTC The differential temperature is shown in the top ...

Page 25: ...Select zoom level and press OK 7 2 Activating disabling the laser 1 Move the joystick to the right and open the Softkey menu quick select button 2 Move the joystick up or down and select Laser Then press OK 3 Press to activate the Laser 7 3 Saving an image 1 Press Trigger The image is automatically saved An infrared image is saved with a real image attached If a higher resolution is required in th...

Page 26: ...hanged via the PC e g in Windows Explorer 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 IR image and an SR 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 A maxi...

Page 27: ...ry 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 The measurement functions Center spot Hotspot Coldspot Min Max on area and Differential temperature can be used to analyze saved images In saved images the crosshairs which mark the measuring point can be moved using the joystick For a description of...

Page 28: ...ting 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 A automatic scaling M manual scaling and S OptiScale ScaleAssist Auto scaling continuously adjusts the scale to the readings presented and the colour assigned t...

Page 29: ...ture range upper and lower limit value simultaneously and the upper limit value can be set 1 Select the Scale function 2 Press OK 3 In the mode menu move the joystick up down until Manual is selected 4 Move the joystick to the right select Min Temp lower limit value Move the joystick up down to set the values 5 Move the joystick to the right select Max Temp upper limit value Move the joystick up d...

Page 30: ...frared image You can choose between user defined emissivity and 8 materials with permanently set emissivity The reflected temperature RTC can be set individually 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 ...

Page 31: ...tly tarnished 20 C 0 04 Copper oxidised 130 C 0 76 Plastics PE PP PVC 20 C 0 94 Brass oxidised 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 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...

Page 32: ...ustomizing the emissivity 1 Select the Emissivity function 2 Move the joystick up down until User defined is selected Move the joystick to the right until E is selected Manually set value 3 Select and press OK 7 6 3 Setting RTC 1 Select the Emissivity function 2 Move the joystick to the right until RTC is selected Manually set value 3 Select and press OK 7 6 4 Setting ε Assist 1 Select the Emissiv...

Page 33: ...ress OK 7 8 Image type The display can be switched between infrared image and real image digital camera 1 Select the Image type function 2 Move the joystick up or down and choose between infrared image or real image view 3 Press OK to confirm the selection 7 9 Configuration 7 9 1 Settings Country settings The user interface language can be set 1 Select Configuration Settings Country settings 2 Mov...

Page 34: ...then press OK 7 9 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 The geometric resolution IFOV is improved by a factor of 1 6 To use the function the following conditions must be fulfilled The...

Page 35: ...y 2 Move the joystick to the right Select WLAN and press OK to enable or disable the function Select Bluetooth and press OK to enable or disable the function 3 Press Esc to cancel the process If there is an active Bluetooth connection and a WLAN connection is activated in addition the Bluetooth data transfer is continued However it is not possible to establish a new connection to a humidity probe ...

Page 36: ... humidity value 5 Select and press OK 7 9 7 Info 1 Select Menu Configuration Info The following instrument information is displayed Device data e g serial number device name firmware version Options Measurement settings Connectivity 7 9 8 Certificates 1 Select Menu Configuration Certificates Displays the radio certificates for the instrument 7 9 9 Fullscreen mode The scale and the quick select but...

Page 37: ...ge counter 3 1 Press Esc or select X and press OK to cancel the process Factory settings The instrument settings can be reset to the factory settings Time date country settings and image counter are not reset 1 Menu Configuration Reset options 2 Select the Factory settings function Apply factory settings is displayed 3 Select and press OK to reset to factory settings 3 1 Press Esc or select X and ...

Page 38: ...7 Performing the measurement 36 2 Select the Format function Format memory is displayed 3 Select and press OK to format the memory 3 1 Press Esc or select X and press OK to cancel the process ...

Page 39: ...s starts If the battery has been completely drained the charging time is approx 5 hours Whether the battery is full or charging is indicated 8 2 Changing the rechargeable battery WARNING Serious risk of injury to the user and or destruction of the instrument There is a risk of explosion if the battery is replaced with one that is the wrong type Dispose of spent faulty batteries in accordance with ...

Page 40: ...8 Maintenance 38 1 Switch the instrument off 2 Open battery compartment 3 Release the battery and remove ...

Page 41: ...strument housing The interface terminal is closed The battery compartment is closed 1 Rub down the surface of the instrument with a damp cloth Use mild household cleaning agents or soapy water for this Cleaning the lens and display 1 If the lens is dirty clean it with a cotton bud 2 If the display is dirty clean it with a cleaning cloth e g microfibre cloth ...

Page 42: ...der 8 4 1 Performing an update using IRSoft 8 4 1 1 Preparing the camera The rechargeable battery is fully charged or the camera is connected to the mains adapter 1 Connect the computer to the camera with the USB cable 2 Switch on the camera 8 4 1 2 Performing an update IRSoft is activated 1 Select Camera Configuration 2 Click on Configure thermal imager The Camera settings window opens 3 Select I...

Page 43: ...mera The rechargeable battery is fully charged or the camera is connected to the mains adapter 1 Switch on the camera 2 Open the cover of the interface 3 Connect the computer to the camera with the USB cable The camera is displayed as MTP Device testo_8xx in Window Explorer 8 4 2 2 Performing an update 1 Copy the FW_T87x_Vx xx bin file to the camera directory using drag drop 2 Wait until the firmw...

Page 44: ...age freeze is carried out very frequently Camera is still in its warm up period takes approx 90 seconds Wait until the warm up period has passed 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 9 2 Accessories and spare parts Description Or...

Page 45: ...10 Authorisations and certification 43 10 Authorisations and certification Please refer to the commissioning instructions supplied for testo 865s 868s 871s 872s 0973 8723 ...

Page 46: ...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 8725 en 01 04 2022 ...

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