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testo 871s thermal imager 

Instruction manual 

 

 

Analysis software 

testo IRSoft 

 

testo Thermography App 

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: 

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 

 

 

Summary of Contents for 871s

Page 1: ...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 smartpho...

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 Bluet...

Page 4: ...3 7 8 10 Reset options 34 8 Maintenance 35 8 1 Charging the rechargeable battery 35 8 2 Changing the rechargeable battery 35 8 3 Cleaning the instrument 37 8 4 Firmware update 38 8 4 1 Performing an u...

Page 5: ...here 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 regul...

Page 6: ...ime 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 pe...

Page 7: ...tc in particular in to or from countries without wireless permits is their responsibility 2 2 General technical data Infrared image output Feature Values Infrared resolution 240 x 180 Thermal sensitiv...

Page 8: ...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 s...

Page 9: ...ation optional Charging time in the instrument Approx 3 h with 2A mains unit supplied Charging time in charging station Approx 5 h via mains unit USB interface 5V 1 8 A Direct current Ambient conditio...

Page 10: ...2 Technical data 8 You can find the EU declaration of conformity on the Testo website www testo com under the product specific downloads...

Page 11: ...duction processes Preventive maintenance servicing Electrical and mechanical inspection of systems and machines 3 1 Instrument operating elements overview Element Function 1 Display Displays infrared...

Page 12: ...ttery 3 1 Displays overview Element Function 1 Status bar In the status bar values are displayed depending on the setting 2 Battery capacity charge status Battery operation capacity 75 100 Battery ope...

Page 13: ...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 vi...

Page 14: ...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 t...

Page 15: ...wn 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...

Page 16: ...vailable if the Image type is set to 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 To...

Page 17: ...ars 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 Pr...

Page 18: ...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...

Page 19: ...lay 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 mobil...

Page 20: ...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 p...

Page 21: ...uracy 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...

Page 22: ...ange choose between two temperature ranges or AutoRange Differential temperature identifies the difference between two temperatures External values select Humidity Current Voltage Solar Power None IFO...

Page 23: ...ht select measuring point 2 press OK move the measuring point to the live image using the joystick press OK 5 2 P A vs Probe selection o Move the joystick to the right select measuring point 1 press O...

Page 24: ...power If no radio probe is connected values must be entered manually If a radio probe is connected values are transferred automatically 5 Select and press OK Values for current voltage and power can b...

Page 25: ...anged 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 a...

Page 26: ...R 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 and Differe...

Page 27: ...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 scali...

Page 28: ...lue 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 se...

Page 29: ...rared 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 th...

Page 30: ...ly 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...

Page 31: ...Customizing 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 a...

Page 32: ...ess OK 7 7 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...

Page 33: ...hen press OK 7 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 ima...

Page 34: ...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...

Page 35: ...humidity value 5 Select and press OK 7 8 7 Info 1 Select Menu Configuration Info The following instrument information is displayed Device data e g serial number device name firmware version Options Me...

Page 36: ...e 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 no...

Page 37: ...ro USB interface 3 Connect the mains unit to a mains socket The charging process starts If the battery has been completely drained the charging time is approx 5 hours Whether the battery is full or ch...

Page 38: ...8 Maintenance 36 1 Switch the instrument off 2 Open battery compartment 3 Release the battery and remove...

Page 39: ...trument 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...

Page 40: ...er 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 w...

Page 41: ...era 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...

Page 42: ...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...

Page 43: ...10 Authorisations and certification 41 10 Authorisations and certification Please refer to the commissioning instructions supplied for testo 865s 868s 871s 872s 0973 8723...

Page 44: ...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 8712 en 01 04 2022...

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