METREL EurotestAT MI 3101 Short Instructions
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METREL EurotestAT MI 3101 Short Instructions

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EurotestAT
MI 3101
Short instructions
Version 4.1, HW5, Code no. 20 751 321

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Summary of Contents for METREL EurotestAT MI 3101

  • Page 1 EurotestAT MI 3101 Short instructions Version 4.1, HW5, Code no. 20 751 321...
  • Page 2 Mark on your equipment certifies that this equipment meets the requirements of the EU (European Union) concerning safety and interference causing equipment regulations © 2006..2010 METREL No part of this publication may be reproduced or utilized in any form or by any means without permission in writing from METREL.

  • Page 3: Safety And Operational Considerations

    MI 3101 EurotestAT Safety and operational considerations 1. Safety and operational considerations 1.1. Warnings This document cannot be a substitute for the Instruction manual!  Before using EurotestAT instrument read the Instruction manual carefully,  otherwise use of the instrument may be dangerous for the operator, for the instrument or for equipment under test! Symbol on the instrument means »Read the Instruction manual with ...
  • Page 4 MI 3101 EurotestAT Safety and operational considerations 1.2. Batteries When battery cells have to be replaced or before opening battery/fuse  compartment cover, disconnect any measuring accessory connected to the instrument and power off the instrument, hazardous voltage inside! Insert cells correctly, otherwise the instrument will not operate and the batteries ...
  • Page 5 MI 3101 EurotestAT Safety and operational considerations 1.3. Communication There are two communication interfaces available on the instrument: USB and RS 232. How to select interface port on the instrument: Select the menu and then the option.  With the keys  /  select communication port ( ...

  • Page 6: Instrument Front Panel

    MI 3101 EurotestAT Instrument front panel 2. Instrument front panel Legend: 1 ..Switches the instrument power on or off. 2 ..Accesses help menus. 3 ..Adds new memory location/ Confirmation of name entered in edit mode. 4 ..Enters memory editing mode/ Deletes character on the left in edit mode. 5 ..

  • Page 7: Auto Sequence

    MI 3101 EurotestAT Auto sequence 3. Auto sequence Set function Set parameters and limits Select Auto sequence in Main menu.  /  ... Select auto sequence step or parameter.  Use cursors  /  to select appropriate  / ... Select test function or parameter value. ...
  • Page 8 MI 3101 EurotestAT Measurements 4. Measurements 4.1. Inspections Set function Set parameters Select Single test in Main menu. Item..Inspection schedules.  Use cursors  /  to find and choose the VISUAL  function. Use cursors  /  to select appropriate item. ...

  • Page 9: Insulation Resistance

    MI 3101 EurotestAT Measurements 4.2. Insulation resistance Set function Set parameters and limits Select Single test in Main menu. TEST Test configuration.  ..Use cursors  /  to find and choose the INSULATION Test voltage.  ..function. Limit Minimum insulation resistance.
  • Page 10 MI 3101 EurotestAT Measurements 4.2.1. General resistance measurement Set function Set parameters and limits Select Single test in Main menu.  Use cursors  /  to find and choose TEST Resistance measurement sub-function.  ..CONTINUITY function. Current Test current (200 mA, 7 mA). Use cursors ...
  • Page 11 MI 3101 EurotestAT Measurements 4.2.2. Continuity of star circuit connections, R1+R2, R2 Set function Set parameters and limits Select Single test in Main menu.  Use cursors  /  to find and choose TEST Resistance measurement sub-function.  ..CONTINUITY function.
  • Page 12 MI 3101 EurotestAT Measurements 4.2.3. Compensation of test leads resistance Set function Set parameters and limits Select appropriate CONTINUITY function in Single test.  Press F1 for compensating procedure.  Test circuit for compensation of test leads resistance extension lead Shorted test leads Measurement procedure Connect test cable to the instrument.
  • Page 13 MI 3101 EurotestAT Measurements 4.3.1. Continuity in ring final circuits, R1+RN, R1+R2 Set function Set parameters and limits Select Single test in Main menu.  Use cursors  /  to find and choose TEST Resistance measurement sub-function.  ..RING CONT.
  • Page 14 MI 3101 EurotestAT Measurements View results Displayed results: line conductor resistance, ..neutral conductor resistance, ..protective conductor resistance, ..(r1+r2)/4 reference value for L-PE, ... (r1+rN)/4 reference value for L-N, ..(R1+R2)max worst socket resistance L-PE, (R1+RN)max worst socket resistance L-N,...
  • Page 15 MI 3101 EurotestAT Measurements 4.3.2. Continuity in ring final circuits, Auto Set function Set parameters and limits Select Single test in Main menu.  Use cursors  /  to find and choose the RING CONT. TEST Auto  ..function.
  • Page 16 MI 3101 EurotestAT Measurements 4.4. Polarity Set function Set parameters and limits Select Single test in Main menu.  Use cursors  /  to find and choose the POLARITY No parameters in the function.  function. Measurement procedure Connect test cable to the instrument. ...

  • Page 17: Testing Rcds

    MI 3101 EurotestAT Measurements 4.5. Testing RCDs Set function Set parameters and limits Select Single test in Main menu. TEST RCD sub-function test.  ..Use cursors  /  to find and choose the Rated RCD residual current sensitivity I ...

  • Page 18: Fault Loop Impedance And Prospective Fault Current

    MI 3101 EurotestAT Measurements 4.6. Fault loop impedance and prospective fault current Set function Set parameters and limits Select Single test in Main menu. FUSE Type Selection of fuse type [---, BS88, BS3036,  ..Use cursors  /  to find and BS1361, BS1362, B, C, D].

  • Page 19: Line Impedance / Prospective Short-Circuit Current And Voltage Drop

    MI 3101 EurotestAT Measurements 4.7. Line impedance / prospective short-circuit current and Voltage drop Set function Set parameters and limits Select Single test in Main menu. FUSE Type Selection of fuse type [---, BS88, BS3036,  ..Use cursors  /  to find and BS1361, BS1362, B, C, D].
  • Page 20 MI 3101 EurotestAT Measurements Measurement procedure Line impedance Voltage drop Connect test cable to the instrument. Step 1  Connect test leads to the tested object. Connect test cable to the instrument.   Press the TEST key. Connect the test leads to the origin of ...

  • Page 21: Voltage, Frequency And Phase Sequence

    MI 3101 EurotestAT Measurements 4.8. Voltage, frequency and phase sequence Set function Select Single test in Main menu.  Use cursors  /  to find and choose the VOLTAGE function.  Circuits for voltage measurement Connection of universal test cable and optional adapter in three-phase system result 1.2.3...

  • Page 22: Resistance To Earth

    MI 3101 EurotestAT Measurements 4.9. Resistance to earth Set function Set parameters and limits Select Single test in Main menu. Test Selection of test principle [3-wire, specific  ..... Use cursors  /  to find and choose earth resistance ] ...

  • Page 23: Varistor Test

    MI 3101 EurotestAT Measurements 4.10. Varistor test Set function Set parameters and limits Select Single test in Main menu. Lo limit Minimum DC threshold voltage [50 V ÷ 1000 V].  ..Use cursors  /  to find and choose Hi limit Minimum DC threshold voltage [50 V ÷...

  • Page 24: Pe Test Terminal

    MI 3101 EurotestAT Measurements 4.11. PE test terminal Measurement procedure Connect test cable to the instrument.  Connect test leads to the tested object.  Touch PE test probe (the TEST key) for at least one second.  If PE terminal is connected to phase voltage the warning message is displayed, instrument ...
  • Page 25 MI 3101 EurotestAT Measurements 4.12. Locator Measurement procedure Select the LOCATOR function in MISC menu.  Connect test cable to the instrument.  Connect test leads to the tested object.  Press the TEST key.  Trace lines with receiver (in IND mode) or receiver plus its optional accessory. ...

  • Page 26: Maintenance

    MI 3101 EurotestAT Maintenance 5. Maintenance 5.1. Replacing fuses  M 0.315 A / 250 V, 20x5 mm This fuse protects internal circuitry of low-value resistance function if test probes are connected to the mains supply voltage by mistake. F2, F3 ...

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