METREL MI 3211 TeraOhmHP 10 kV Instruction Manual
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MI 3211 TeraOhmHP 10 kV
MI 3215 TeraOhmHP 15 kV
Instruction manual
Ver. 1.1.1, code no. 20 753 388

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Summary of Contents for METREL MI 3211 TeraOhmHP 10 kV

  • Page 1 MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Instruction manual Ver. 1.1.1, code no. 20 753 388...
  • Page 2 Mark on your equipment certifies that it meets requirements of all subjected UK regulations. Hereby, Metrel d.o.o. declares that the MI 3211 and MI 3215 are in compliance with Radio Equipment Regulations 2017 and all other subjected UK regulations. The full text of the UK declaration of conformity is available at the following internet address https://www.metrel.si/UK-DoC.
  • Page 3: Table Of Contents

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Table of Contents General description....................6 Warnings and notes ....................6 1.1.1 Safety warnings ....................6 1.1.2 Warnings related to batteries ................. 7 1.1.3 Warnings related to safety of measurement functions ........7 1.1.4...
  • Page 4 MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Table of Contents 5.1.4 Operations on Structure objects ..............28 5.1.5 Searching in Memory Organizer ..............29 Single tests ......................30 Selection modes ....................30 Single test screens ....................30 6.2.1 Single test start screens ................
  • Page 5 MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Table of Contents Appendix C Programming of Auto Sequences® on Metrel ES Manager ......67 Auto Sequence® Editor workspace ................ 67 Managing groups of Auto Sequences® ..............68 C.2.1 Auto Sequences® Name, Description and Image editing ....... 70 C.2.2...
  • Page 6: General Description

    (reset) the test equipment and to discharge the test object manually! • Metrel Auto Sequences® are designed as guidance to tests in order to significantly reduce testing time, improve work scope and increase traceability of the tests...
  • Page 7: Warnings Related To Batteries

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV General description performed. Metrel assumes no responsibility for any Auto Sequence by any the selected Auto Sequence. This includes type and number of tests, sequence flow, test parameters and limits.
  • Page 8: General Notes

    LCD screenshots in this document are informative only. Screens on the instrument may be slightly different. • Metrel reserve the right to make technical modifications without notice as part of the further development of the product. 1.1.5 Markings on the instrument Read the Instruction manual with special care to safety operation«.
  • Page 9: Standards Applied

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV General description Instrument is protected by reinforced insulation. Mark on your equipment certifies that it meets requirements of all subjected EU regulations. Mark on your equipment certifies that it meets requirements of all subjected EU regulations.
  • Page 10: Instrument Set And Accessories

    • Mains cable • USB cable • Bag for accessories • Calibration Certificate • Short form instruction manual • PC SW Metrel ES Manager, Instruction manual: download from WebCD page (link included) • Instrument MI 3215 TeraOhmHP 15 kV •...
  • Page 11: Instrument Description

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Instrument description 3 Instrument description Colour TFT display with touch screen LED hazard indicator (high voltage warning) Keypad ) Rx test terminal (G) Guard terminal ) Rx test terminal Mains supply input...
  • Page 12: Instrument Operation

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Instrument operation 4 Instrument operation The instrument can be manipulated via a keypad or touch screen. Cursor keys are used to: • select appropriate option; • Left, right, up, down;...
  • Page 13: Virtual Keyboard

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Instrument operation Swipe (press, move, lift) up/ down is used to: • Scroll content in same level. • Navigate between views in same level. Long press (touch surface with fingertip for at...
  • Page 14: Terminal Voltage Monitor

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Instrument operation 4.4.1 Terminal voltage monitor The terminal voltage monitor displays true RMS voltage conditions on the test terminals for voltages >30 V. If terminal voltage >50 V is detected, noise icon is displayed, LED hazard indicator is blinking and warning sound is on (if enabled).
  • Page 15 MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Instrument operation Low battery level is detected. The measurement is aborted. Voltage breakdown is detected. The measurement immediately ends. The voltage or current noise at the test terminals exceeds the permitted level.
  • Page 16 MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Instrument operation Conditions on the input terminals allow starting the measurement; consider other displayed warnings and messages. Conditions on the input terminals do not allow starting the measurement, consider displayed warnings and messages.
  • Page 17: Instrument Main Menu

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Instrument operation From the instrument Main Menu four main operation menus can be selected. Single Test Menu for selecting single tests Auto Sequences® Menu for selecting Auto sequence® Memory Organizer...
  • Page 18: Power Save

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Instrument operation Auto Sequence® groups Managing lists of Auto Sequences® User accounts Managing user accounts Profiles Instrument profiles (This setting is visible only if more than one profile is available.)
  • Page 19: Settings

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Instrument operation 4.6.2 Settings Touch screen Set Touch screen on / off. Keys & touch sound Set key touch sound on / off. HV warning Sound Set high voltage sound warning on / off.
  • Page 20: About

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Instrument operation 4.6.4 About In this menu instrument data (name, serial number, FW (firmware) and HW (hardware) version, profile code, HD (hardware documentation) version, and date of calibration) can be viewed.
  • Page 21: Managing Accounts

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Instrument operation User sign out: select Sign out Change user password (individual users can change their password): Select Change password, set new password. Account manager sign out: is automatic by exiting the Account manager menu.
  • Page 22: Instrument Profiles

    Workspaces contain all relevant data (measurements, parameters, limits, structure objects) of an individual work. Export files can be read by Metrel applications that run on other devices. Exports are suitable for making backups of important works. To work on the instrument an Export should be imported first from the list of Exports and converted to a Workspace.
  • Page 23: Auto Sequence® Groups

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Instrument operation Select Open selected Workspace in Memory Organizer Delete Delete selected Workspace Export Export selected Workspace into an Export Import Import selected Export to a Workspace Delete Delete selected Export The Auto Sequences in the instrument can be organized by using lists.
  • Page 24 MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Instrument operation Open Open the selected Auto Sequence® group in the Auto Sequences® main menu. Delete Delete the selected Auto Sequence® group.
  • Page 25: Memory Organizer

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Memory Organizer 5 Memory Organizer Memory Organizer is an environment for storing and working with test data. The data is organized in a multilevel tree structure with Structure objects and Measurements. For a list of available structure objects see Appendix A - Structure objects.
  • Page 26: Operations On Measurements

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Memory Organizer 5.1.2 Operations on measurements Start Test Start a new measurement Clone Copy selected measurement as an empty measurement under the same Structure object Copy, Paste Copy a selected measurement as an empty measurement to...
  • Page 27: Measurement Statuses

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Memory Organizer 5.1.3 Measurement statuses Measurement statuses indicate the status of a measurement or a group of measurements in the Memory Organizer. Statuses of Single tests Passed finished single test with test results...
  • Page 28: Operations On Structure Objects

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Memory Organizer 5.1.4 Operations on Structure objects Start Test Start a new measurement (proceeds to menus for selection of measurement). Parameters View / edit parameters. Add Measurement Add a new empty measurement. Menu for adding new measurement will open.
  • Page 29: Searching In Memory Organizer

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Memory Organizer 5.1.5 Searching in Memory Organizer In Memory organizer it is possible to search for different structure objects and their parameters. Header line (Workspace), Search Enter Search menu Search...
  • Page 30: Single Tests

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Single tests 6 Single tests There are different modes for selecting single tests available. In Single tests main menu three modes for selecting single tests are available. Groups View groups of similar tests...
  • Page 31: Single Test Start Screens

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Single tests Name of function Control panel (Options) Statuses, info, warnings Parameters (white) and limits (red) Sub-result Main result Logarithmic scale bar graph Graph Results Control panel (graph options) Time axis Result axis 6.2.1 Single test start screens...
  • Page 32: Single Test Screens During Test

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Single tests Help View help screens 6.2.2 Single test screens during test End single test Prev Go to previous screen Next Go to next screen Testing procedure (during the test)
  • Page 33 MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Single tests Start test Start a new single test Save Save the result Parameters View parameters Comment Add comment to the measurement Prev Go to previous screen Next Go to next screen...
  • Page 34: Single Test (Inspection) Screens

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Single tests Visual and Functional inspections are a special type of single tests. Items to be visually or functionally checked are displayed. Appropriate statuses can be applied. Selected inspection Overall status...
  • Page 35: Single Test (Inspection) Result Screen

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Single tests Header line (name of inspection), Apply or clear the overall status to complete apply Pass or Fail or Checked or Clear inspection Select items, Apply or clear the status of an individual item...
  • Page 36 MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Single tests Start test Start a new inspection Save results Save the result Comment Add comment to the inspection Help View help screens A new inspection was started from a...
  • Page 37: Help Screens

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Single tests 6.3.4 Help screens Help screens contain diagrams for proper connection of the instrument. Help Open help screen Go to other help screens...
  • Page 38: Single Test Measurements

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Single tests 6.4.1 Inspection Test results / sub-results .....Pass .....Fail .....Checked Test circuit...
  • Page 39: Voltage And Frequency

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Single tests 6.4.2 Voltage and Frequency Test results / sub-results U ....Voltage (True RMS) Freq ...Frequency (dominant frequency) Test parameters Duration Duration: [Off, Custom, Test circuits...
  • Page 40: Insulation Resistance

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Single tests 6.4.3 Insulation resistance Test results / sub-results Riso Insulation resistance Measured voltage Measured current Capacitance (displayed after measurement) Time Elapsed time (displayed during measurement) Start Delayed start [3, 2, 1]...
  • Page 41 MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Single tests Test circuits...
  • Page 42: Diagnostic Test

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Single tests 6.4.4 Diagnostic Test Test results / sub-results Riso Insulation resistance Measured voltage Measured current Resistance at timer 1 Resistance at timer 2 Resistance at timer 3 Capacitance (displayed after measurement)
  • Page 43 MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Single tests Test object temperature (informative value) *MI 3211, **MI 3215 Test limits Limit Low Limit Riso: [Off, Custom, 100 kΩ 100 GΩ] Test circuits...
  • Page 44 MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Single tests Note Calculated results: • ���� = ��3/��2 • ������ = ��2/��1 • ���� = ��������/(�� ∗ ��) Idis Discharging current after 1 minute in nA Test voltage in Volts...
  • Page 45: Step Voltage Test

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Single tests 6.4.5 Step Voltage Test Test results / sub-results Riso Insulation resistance Measured voltage Measured current Capacitance (displayed after measurement) Insulation resistance at U1 Insulation resistance at U2 Insulation resistance at U3...
  • Page 46 MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Single tests Temperature [Off, Custom] Test object temperature (informative value) *MI 3211, **MI 3215 Test limits Limit Low Limit Riso: [Off, Custom, 100 kΩ 100 GΩ] Testing voltage Test circuits...
  • Page 47: Withstanding Voltage Test

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Single tests 6.4.6 Withstanding Voltage Test Test results / sub-results Measured voltage Measured current Test parameters U start Start test voltage [50 V 10000 V]*, [50 V 15000 V]** U end...
  • Page 48 MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Single tests Testing voltage Test circuits...
  • Page 49: Auto Sequences

    7 Auto Sequences® Auto Sequences® are pre-programmed sequences of measurements. The Auto Sequences® can be pre-programmed on PC with the Metrel ES Manager software and uploaded to the instrument. On the instrument parameters and limits of individual single test in the Auto Sequence®...
  • Page 50: Organization Of Auto Sequences® In Auto Sequences® Menu

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Auto Sequences® Go to location Go to location in Auto Sequences® menu Start Test Start Auto Sequence View View Auto Sequence 7.1.1 Organization of Auto Sequences® in Auto Sequences® menu The Auto Sequence®...
  • Page 51: Auto Sequence® View Menu

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Auto Sequences® After the test sequence is finished, the Auto Sequence® result menu is shown. Details of individual tests can be viewed and the results can be saved to Memory organizer.
  • Page 52: Indication Of Loops

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Auto Sequences® Options Single tests Header Options: Parameters View/edit parameters Start Test Start of Auto Sequence® Help View help screens Enable multiple points testing: set Multiple points, see Managing multiple points.
  • Page 53: Auto Sequence Result Screen

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Auto Sequences® Examples of actions controlled by flow commands Pauses during the Auto Sequence (texts, warnings, pictures) Buzzer sound On / Off mode The offered options in the control panel depend on the selected single test, its result and the programmed test flow.
  • Page 54 MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Auto Sequences® Auto Sequence name Short code Overall status Options Description Status of single test Single tests Result screen options: Start Test Start a new Auto Sequence® View View results, parameters and limits of individual measurements.
  • Page 55 MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Auto Sequences® Structure object in the structure tree A new Auto Sequence® was Saving under the last selected Structure object will be started from the Auto Sequence® offered by default. The user can select another main menu Structure object or create a new Structure object.
  • Page 56: Maintenance

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Maintenance 8 Maintenance It is essential that all measuring instruments are regularly calibrated in order for the technical specification listed in this manual to be guaranteed. We recommend an annual calibration.
  • Page 57: Communications

    MI 3215 TeraOhmHP 15 kV Technical specifications 9 Communications The instrument can communicate with the Metrel ES Manager PC software. There are three communication interfaces available on the instrument: RS-232, USB, and Bluetooth. Instrument can also communicate to various external devices (Android devices).
  • Page 58: Technical Specifications

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Technical specifications 10 Technical specifications 10.1 Nominal test voltage range ......(50 V 10 kV Voltage step ............ 50 V (50 V 1 kV) 100 V (1 kV 15 kV)** Voltage output accuracy ........
  • Page 59 MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Technical specifications Measuring range in dependence on nominal voltage (Un) Range (full scale resistance R <100 V 100 GΩ <250 V 200 GΩ <500 V 500 GΩ <1000 V 1 TΩ...
  • Page 60 MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Technical specifications Voltage Um Range Resolution Accuracy 30 V 999 V (3 % of reading + 3 D) 1.00 kV 9.99 kV 10 V 10.0 kV 16.0 kV** 100 V**...
  • Page 61 MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Technical specifications HV generator current capability* (mains supply) 12500 10000 7500 5000 2500 R iso [MΩ] Limiting current = 4.0 mA Limiting current = 3.5 mA Limiting current = 3.0 mA Limiting current = 2.5 mA...
  • Page 62: Insulation Resistance, Diagnostic Test, Step Voltage Test, Withstanding Voltage Test 58 10.2 Voltage Meter

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Technical specifications 10.2 Range Resolution Accuracy 0.1 V (2 % of reading + 3 D) 999 V Range Resolution Accuracy 65.0 Hz 0.1 Hz (0.2 % of reading + 1 D) Result type ............
  • Page 63: General Data

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Technical specifications 10.3 Battery power supply ........14.4 V DC (4.4 Ah, Li-ion pack) Battery charging time ........4 h (deep discharge) Battery operation time: Auto - off timer ..........15 min (idle state)
  • Page 64 MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Technical specifications Temperature range .......... -20 Maximum relative humidity ......90 %RH (-10  C) 80 %RH (40  C) USB communication: USB ..............USB 2.0 Hi speed interface Connector ............standard USB connector - type B Bluetooth communication: Bluetooth module ...........
  • Page 65: Appendix A Structure Objects

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Structure objects Appendix A Structure objects Structure Symbol Default name Description Node Node Project Project Location Location Element Universal element...
  • Page 66: Appendix B Profile Notes

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Profile notes Appendix B Profile Notes So far there are no specific profile notes for this instrument.
  • Page 67: Appendix C Programming Of Auto Sequences® On Metrel Es Manager

    Programming of Auto Sequences® on Metrel ES Manager The Auto Sequence® Editor is a part of the Metrel ES Manager software. In Auto Sequence® Editor an Auto Sequence® can be pre-programmed and organized in groups, before uploaded to the instrument.
  • Page 68: Managing Groups Of Auto Sequences

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Programming of Auto Sequences® Figure C.2: Example of an Auto Sequence® header Figure C.3: Example of a measurement step Figure C.4: Example of an Auto Sequence® result part C.2 Managing groups of Auto Sequences®...
  • Page 69 MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Programming of Auto Sequences® File operation options: Opens starting Auto Sequence® Editor screen. Opens a file (Group of Auto Sequences®). Creates a new file (Group of Auto Sequences®). Saves / Saves as the opened Group of Auto Sequences® to a file.
  • Page 70: Auto Sequences® Name, Description And Image Editing

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Programming of Auto Sequences® Right click on the selected Auto Sequence® or Folder opens menu with additional possibilities: Auto Sequence®: Edit Name, Description and Image (see Figure C.6). Folder: Edit folder name Auto Sequence®: Copy to clipboard...
  • Page 71: Search Within Selected Auto Sequence® Group

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Programming of Auto Sequences® Figure C.6: Editing the Auto Sequence® header C.2.2 Search within selected Auto sequence® group By entering the text into search box and click on the search icon, found results are highlighted with orange background and first found result (Folder or Auto Sequence®) is...
  • Page 72: Single Tests

    The Result step contains the Result screen flow command by default. Other Flow commands can also be added to the Result step. C.3.2 Single tests Single tests are the same as in Metrel ES Manager Measurement menu. Limits and parameters of the measurements can be set. Results and sub- C.3.3 Flow commands Flow commands are used to control the flow of measurements.
  • Page 73: Description Of Flow Commands

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Programming of Auto Sequences® Copy Paste before A measurement step / flow command can be copied and pasted above selected location on the same or on another Auto Sequence®. Copy Paste after...
  • Page 74: Custom Inspection Programming

    MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Programming of Auto Sequences® Result screen This flow commands control the proceeding after the Auto Sequence® has ended. Parameters: Auto Sequence® results are stored in the momentary workspace. A new Node with the date and time will be created. Under the Node, Auto Sequence®...
  • Page 75 MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Programming of Auto Sequences® Figure C.8: Custom Inspection Editor Workspace Custom Inspection Editor Main menu options: Opens existing Custom Inspection Data file. By selecting, menu for browsing to location of *.indf file containing one or more Custom Inspections data appear on the screen.
  • Page 76 MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Programming of Auto Sequences® Edit Name and Scope of Inspection Inspection Name edit: Click to the Inspection Name field to start editing it. Drag cursor, with left mouse button pressed, to select letters and words.
  • Page 77: Applying Custom Inspections

    C.6.2 Applying Custom Inspections Custom inspections can be applied in Auto Sequences®. Direct assignment of Custom inspection to the Metrel ES manager structure objects is not possible. After custom created Inspection Data file is opened, available inspections are listed in Custom Inspections tab of Single test area of Auto Sequence®...
  • Page 78 MI 3211 TeraOhmHP 10 kV MI 3215 TeraOhmHP 15 kV Contacts METREL d.o.o. Ljubljanska cesta 77 SI-1354 Horjul Slovenia Phone: +386 (0)1 75 58 200 Fax: +386 (0)1 75 49 226 Email: info@metrel.si...

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