® Establishing a Bluetooth connection ............. 9 ® Establishing a Bluetooth connection to the testo Smart App ....10 Using the product ................11 Controls on the measuring instrument ..........11 Implementing settings ................12 Opening configuration mode ..............13 Setting the unit ..................
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PDF Export ..................29 Maintaining the product ..............30 Inserting / changing batteries ............... 30 Cleaning the instrument ............... 30 Technical data for testo 922 ............. 31 Tips and assistance ................32 Questions and answers ............... 32 Accessories and spare parts ............... 33...
Only perform maintenance and repair work on this instrument that is described in this documentation. Follow the prescribed steps exactly when doing the work. Use only original spare parts from Testo. Batteries Improper use of batteries may cause the batteries to be destroyed, or lead to injury due to current surges, fire or escaping chemicals.
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. WEEE Reg. No. DE 75334352...
Only open the measuring instrument if this is expressly described in the documentation for the purposes of maintenance or servicing. Intended use The testo 922 is a compact 2-channel measuring instrument for measuring temperature. The product is designed for the following tasks/areas: ...
6 First steps First steps Inserting / changing batteries The instrument is switched off. Open the battery compartment (on the back of the instrument) via the snap lock. Insert or replace batteries (3 x AA batteries). + - + Observe the polarity! Close the battery compartment.
6 First steps Getting to know the product Connecting probes Plug-in probes can be connected via the probe socket(s) on the head of the instrument. Plug the probe's connector into the measuring instrument’s probe socket. Switching the instrument on and off Switching on Press and hold down (2 sec) the On/Off...
6 First steps ® Establishing a Bluetooth connection The instrument can be connected to the testo Smart App via ® Bluetooth connection The measuring instrument is switched on. ® To enable the Bluetooth connection for the first time, press and hold ◄...
If necessary, switch the instrument to be connected off and on again to restart the connection module. When the testo Smart App is connected to the measuring instrument, icon appears on the measuring instrument display. The measuring instrument automatically synchronizes its date and time settings with the testo Smart App.
7 Using the product Using the product Controls on the measuring instrument The instrument is switched on. The testo Smart App is installed on the smartphone and connected ® to the instrument via Bluetooth Settings and controls are implemented either on the instrument or via the app.
7 Using the product Measurement channel 1 measured value display Measurement channel 2 measured value display ► Print Illumination MENU/ENTER Implementing settings Selecting, opening and setting functions Press the relevant key to select the functions Secondary assignment (long press) All keys with a grey corner have a secondary assignment, which can be selected by pressing and holding the key for a longer time (2 sec).
7 Using the product Function Setting options/comments Display illumination (long press) OFF (display illumination not active) or ON (display illumination active) MENU/ENTER Open configuration mode Start continuous measurement / record multi-point readings (Operation also possible directly on measuring instrument if it is connected to the app) In configuration mode: Confirm input...
MENU/ENTER: NO: Do not carry out reset. YES: Carry out reset. All concealed menus that were hidden via the testo Smart App are displayed again. The instrument returns to measurement view.
7 Using the product Carrying out a reset of the measuring instrument Configuration mode is open, “RESET” is displayed. ◄ ► Press to select the required option and confirm with MENU/ENTER: NO: Do not carry out reset. YES: Carry out reset. The instrument is reset to the factory settings.
7 Using the product Max: Maximum value Min: Minimum value Current measuring value Resetting maximum/minimum values The maximum/minimum values of all channels can be reset to the current reading. ◄ Press several times until Max or Min lights up. ◄ Hold down (approx.
A testo Bluetooth /IRDA printer (order no. 0554 0621) is connected via Bluetooth and switched on. When first setting up a connection between the testo measuring ® instrument and the testo Bluetooth /IRDA printer, the initialization phase can last up to 30 seconds.
8 Controls via testo Smart App Controls via testo Smart App If the measuring instrument is connected to the testo Smart App, it is primarily operated via the app. The measuring instrument remains in the measurement view and settings menus cannot be opened on the measuring instrument.
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8 Controls via testo Smart App Additional symbols on the user interface of the app (not numbered) One level back Exit view Share measurement data/report Searching Favourite Deleting Further information Display report Multiple selection Main menu can be accessed via the icon at top left.
Information. Select Instrument information. The version number of the app and the ID are displayed. Displaying the tutorial The tutorial guides you through the first steps in operating the testo Smart App. Click on Select Help and Information. ...
8 Controls via testo Smart App Application menus Selecting an application menu Click on A selection of menus for various applications is displayed. Select the required application. Your selected application is displayed. Setting favourites Click on A selection of menus for various applications is displayed.
8 Controls via testo Smart App Making measuring instrument settings The measuring instrument is connected to the testo Smart App. Click on The main menu opens. Click on Sensors. Sensors menu opens. Click on the required measuring instrument.
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8 Controls via testo Smart App Click on the blue text under a settings heading to activate or disable settings or to open an input window to enter a specific value or select a unit. For details on the settings options, see the following sub-sections.
8 Controls via testo Smart App Configuring the measuring instrument menu The testo Smart App can be used to set which settings menus should be available or hidden on the measuring instrument itself. Settings tab in the Sensors menu is open.
8 Controls via testo Smart App Deactivate the checkboxes for the measuring instrument menus that are no longer to be displayed on the measuring instrument itself. The menus belonging to the deactivated entries will no longer be...
8 Controls via testo Smart App The window for Average of the measured values opens. Enter a value between 2 and 20 measured values. Changes to the measuring instrument settings in the app are transferred directly to the measuring instrument. Synchronization with the app is confirmed on the measuring instrument via “SYNC DONE”.
8 Controls via testo Smart App The changes are transferred to the measuring instrument and synchronization with the app is confirmed on the measuring instrument via “SYNC DONE”. Display of the readings The available readings can be displayed in different views.
Create PDF with all readings is only possible up to 30 pages, due to the resulting file size and number of pages. In the testo DataControl software, however, PDF reports can be created for all measurements without any restrictions. ...
9 Maintaining the product Maintaining the product Inserting / changing batteries The instrument is switched off. Open the battery compartment (on the back of the instrument) via the snap lock. Insert or replace batteries (3 x AA batteries). + - + Observe the polarity! Close the battery compartment.
10 Technical data for testo 922 Technical data for testo 922 Feature Value Measurement parameters °C, °F Accuracy ±(0.5 °C + 0.3% of measuring value) Resolution 0.1 °C (-50 to +499.9 °C) 1 °C (other ranges) Measuring range -50 to +1000 °C Operating temperature -20 to +50 °C (instrument)
Display responds Ambient temperature is Increase ambient sluggishly very low temperature Display: ---- Sensor error Please contact your dealer or Testo Customer Service. Display: OOOO Permissible measuring Keep within the range has been permissible measuring exceeded range Display: UUUU...
Bluetooth connection. If we have not been able to answer your question: please contact your local dealer or Testo Customer Service. See the back of this document or the www.testo.com/service-contact web page for contact details. Accessories and spare parts Description Order no.