TESTO 512-1 Instruction Manual

TESTO 512-1 Instruction Manual

Digital differential pressure measuring instruments
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testo 512-1 and testo 512-2
Digital differential pressure measuring instruments
0560 1512
0560 2512
Instruction manual

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Summary of Contents for TESTO 512-1

  • Page 1 512-1 and testo 512-2 Digital differential pressure measuring instruments 0560 1512 0560 2512 Instruction manual...
  • Page 2: Table Of Contents

    Opening configuration mode ..............15 Setting the unit ..................15 Setting the area (testo 512-1 only) ............15 Setting the Pitot tube factor “P.FACT” (testo 512-1 only) ..... 16 Setting the absolute pressure (testo 512-1 only) ........16 Setting alarm thresholds ............... 17 Setting the alarm sound ...............
  • Page 3 Configuring alarms ................30 Setting the Correction Factor ............... 30 Setting the area ................... 31 Setting the Pitot tube factor (testo 512-1 only) ........31 Setting the absolute pressure (testo 512-1 only) ......... 32 Display of the readings ................ 32 Adjusting the view ................
  • Page 4: About This Document

    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.
  • Page 5: Disposal

     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...
  • Page 6: Product-Specific Information

    The measuring instrument testo 512-1 can also be used to measure the flow velocity via a pitot tube. The product is designed for the following tasks/areas: ...
  • Page 7: Product Description

    5 Product description Product description Instrument overview testo 512-1 1 Control keys 2 Display 3 Connections for pressure hoses 4 Speaker for alarm sound 5 Battery compartment Explanation of icons Refer to instruction manual...
  • Page 8 5 Product description testo 512-2 1 Control keys 2 Display 3 Connections for pressure hoses 4 Speaker for alarm sound 5 Battery compartment Explanation of icons Refer to instruction manual...
  • Page 9: First Steps

    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.
  • Page 10: Getting To Know The Product

    6 First steps Getting to know the product Connecting probes The required probes are permanently connected or integrated. It is not possible to connect any additional sensors. Switching the instrument on and off Switching on Press and hold down (2 sec) the On/Off key.
  • Page 11: Establishing A Bluetooth Connection

    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.   When the instrument is started up, ® Bluetooth is enabled for approx. 60 seconds to establish a connection to the testo Smart App.
  • Page 12: Establishing A Bluetooth Connection To The Testo Smart App

    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...
  • Page 13: Using The Product

    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.
  • Page 14 7 Using the product Flow velocity reading Parameter 2 selected unit ► Print Illumination MENU/ENTER testo 512-2 On/Off MODE/END ◄ ->0<- Battery indicator Differential pressure reading Parameter 1 unit ► Print Illumination MENU/ENTER...
  • Page 15: Implementing Settings

    7 Using the product Implementing settings Selecting, opening and setting functions Press the relevant key to select the functions Secondary assignment (long press) All keys with a white corner have a secondary assignment, which can be selected by pressing and holding the key (1 sec). Adjustable functions Ensure correct settings: all settings are transferred immediately.
  • Page 16: Opening Configuration Mode

    (“IMPER”) units of measurement and confirm with MENU/ENTER.  The currently set unit flashes. ◄ ► Press to set the required unit and confirm with MENU/ENTER. Setting the area (testo 512-1 only) Configuration mode is open, “AREA” is displayed. ...
  • Page 17: Setting The Pitot Tube Factor "P.fact" (Testo 512-1 Only)

    The ambient temperature is required for internal calculations in the measuring instrument and is measured, but not displayed as a separate measurement parameter in the measurement view. Setting the absolute pressure (testo 512-1 only) The absolute pressure is required for pressure compensation of the flow velocity reading.
  • Page 18: Setting Alarm Thresholds

    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.
  • Page 19: Carrying Out A Reset Of The Measuring Instrument

    Positive overpressure measurement (+) Negative overpressure measurement (-) Differential pressure measurement (+ -) Connecting a pitot tube (testo 512-1 only) Connect the pressure hoses (4 or 6 mm) to the pressure connection nipples with the correct signs. Attach the pressure hoses to the connection ends of the pitot tube.
  • Page 20: Changing The Measurement Channel Display

    Changing the measurement channel display Switch the display of the second parameter between speed (m/s, fpm) and volume flow (m³/h, cfm, l/s (512-1 only)): Press ►. Freezing a reading, displaying the maximum/minimum value The current reading can be frozen.
  • Page 21 7 Using the product Press MODE/END.  flashes.  The number of readings recorded is displayed in the upper line, while the current reading is displayed in the lower line. To record readings (in the desired quantity): Press MENU/ENTER (several times). To end measurement and calculate the mean value: Press MODE/END.
  • Page 22: Carrying Out Continuous Mean Calculation

    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.
  • Page 23: Controls Via Testo Smart App

    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.
  • Page 24 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.
  • Page 25: App Options

    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. ...
  • Page 26: Application Menus

    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.
  • Page 27: Making Measuring Instrument Settings

    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.
  • Page 28 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.
  • Page 29: Configuring The Measuring Instrument Menu

    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.
  • Page 30: Setting Auto Off

    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...
  • Page 31: Configuring Alarms

    For example: If 20% of the area is covered, the correction factor must be set to 0.8 (80% free space). The correction factor can only be set via the testo Smart App and not directly on the measuring instrument. Settings tab is open.
  • Page 32: Setting The Area

    “SYNC DONE”. Setting the area The cross-sectional area of the measuring point can be set both via the testo Smart App and directly on the measuring instrument. The display of this setting on the measuring instrument cannot be hidden.
  • Page 33: Setting The Absolute Pressure (Testo 512-1 Only)

    8 Controls via testo Smart App Setting the absolute pressure (testo 512-1 only) The absolute pressure is required for pressure compensation of the flow velocity reading. The absolute pressure must be measured using a separate instrument or obtained from the local weather station.
  • Page 34: Exporting Readings

    8 Controls via testo Smart App Deselect the “check mark” to hide a measuring instrument’s measurement channel. Click ▼ to select the unit of a measurement channel. Click to confirm the settings. Exporting readings Export Report Delete Click on Select Memory.
  • Page 35: Pdf Export

    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. ...
  • Page 36: Maintaining The Product

    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.
  • Page 37: Technical Data

    10 Technical data Technical data testo 512-1 Feature Value Measurement parameters Pa, hPa/mbar, kPa, psi, in²Hg, in²H2O, mm²H2O, mm²Hg m/s, fpm m³/h, cfm, l/s Accuracy ±(0.3 Pa + 1% of the measuring value) ±1 digit (0 to 25 hPa) ±(0.1 hPa + 1.5% of the measuring value) ±1 digit (25.001 to 200 hPa)
  • Page 38 10 Technical data testo 512-2 Feature Value Measurement parameters Pa, hPa/mbar, kPa, psi, in²Hg, in²H2O, mm²H2O, mm²Hg Accuracy 0.5% of the measuring range Resolution 1 hPa Measuring range 0 to +2000 hPa Operating temperature -20 to +50 °C Storage temperature -20 to +50 °C...
  • Page 39: Tips And Assistance

    ® locked for 3 s. 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.
  • Page 40: Accessories And Spare Parts

    11 Tips and assistance Accessories and spare parts Description Order no. ® Bluetooth /IRDA printer 0554 0621 For a complete list of all accessories and spare parts, please refer to the product catalogues and brochures or visit our website www.testo.com...
  • Page 41 Testo SE & Co. KGaA Celsiusstr. 2 79822 Titisee-Neustadt Germany Phone: +49 (0)7653 681-0 E-mail: info@testo.de www.testo.com 0970 9512 en 01 - 10.2022...

This manual is also suitable for:

512-20560 15120560 2512

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