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Related Manuals for Gossen MetraWatt METRALINE MF
Summary of Contents for Gossen MetraWatt METRALINE MF
- Page 1 OPERATING INSTRUCTIONS 1/5.24 3-447-226-03 METRALINE MF INSTALLATION TESTER FOR TESTING THE EFFECTIVENESS OF PROTECTIVE MEASUREMENTS IN ELECTRICAL INSTALLATIONS IN ACCORDANCE WITH IEC 60364-6, EN 61557 AND EN 50110-1 (DIN VDE 0100-600, DIN VDE 0105-100, VDE 0413)
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Page 2: Table Of Contents
Establishing Power Supply ..........................21 Switching on/off ............................... 21 7.3.1 Switching on the Instrument........................21 7.3.2 Switching off the Instrument........................21 Operation ......................................22 Selecting a Function or Subfunction......................... 22 Performing a Measurement ..........................22 Insulation Resistance Measurement ......................... 22 METRALINE MF... - Page 3 10.4 Battery Maintenance ............................59 10.4.1Changing the Batteries ..........................59 10.4.2Charging the Batteries ..........................59 10.4.3Improvement of Battery Service Life......................60 Contact, Support and Service ................................61 Certifications.....................................62 12.1 CE Declaration..............................62 12.2 Calibration Certificate ............................62 12.3 Test Report...............................62 Disposal and Environmental Protection ............................63 METRALINE MF...
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Page 4: Safety Instructions
Only use the instrument and its accessories within the limits of the specified technical data and conditions (ambient con- ditions, IP protection code, measuring category etc.). Do not use the instrument in potentially explosive atmospheres. Danger of explosion! Do not use the instrument in atmospheres subject to fire hazard. Danger of fire METRALINE MF... - Page 5 (such as access protection), as well as other appropriate measures to prevent unauthorized access to the data. Protect the device against unauthorized tampering. Use the functions provided by the instrument (e.g. key lock/sealing/ lock function) as well as other appropriate measures (e.g. restricting physical access to the instrument). METRALINE MF...
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Page 6: Applications
INTENDED USE / USE FOR INTENDED PURPOSE METRALINE MF is a professional, multifunctional, hand-held test instrument intended to perform all the measurements re- quired for verification of electrical safety of installations in buildings. It is designed to perform the following measurement ty-... -
Page 7: Documentation
This document is protected by copyright. Content modifications, reproduction, duplication, processing or translation in any form (including excerpts) are only permissible after previously obtaining written consent from Gossen Metrawatt GmbH. This applies in particular to storage and processing in electronic systems provided they do not exclusively serve legitimate internal purposes. -
Page 8: Identifiers
Identifiers in this document SYMBOLS IN THE DOCUMENTATION The following icons are used in this documentation: Icon Meaning Read and adhere to the product documentation. General warning symbol. Warning regarding electrical voltage. Tab. 3: Icons used in this document METRALINE MF... -
Page 9: Getting Started
2. Familiarize yourself with the tester. The Tester 10 3. Familiarize yourself with the display and instrument operation. Menu and Functions 15 4. Install the tester. Installation21 5. Configuration and operation. 6. Operation22 Further topics of interest: Maintenance 58 METRALINE MF... -
Page 10: The Tester
THE TESTER THE TESTER SCOPE OF DELIVERY Please check the scope of delivery for completeness and intactness. METRALINE MF (M520F) USB cable type A to type B Carrying case Rechargeable batteries 1.5 V Test lead 1 m Power supply Test cable with safety plug... -
Page 11: Back
THE TESTER 5.3.2 BACK Abb. 3: Back of Instrument Battery compartment cover Information label Fixing screws for battery/fuse compartment cover 5.3.3 BATTERY COMPARTMENT Abb. 4: Battery Compartment Fuse F3 Battery cells Fuse F2 Fuse F3 METRALINE MF 11 |... -
Page 12: Top
Double insulation (protection category II) European conformity marking The tester may not be disposed of with household trash "Disposal and Environmental Protection" 63. Power supply socket polarity Tab. 4: Symbols on the Tester and the Included Accessories 12 | METRALINE MF... -
Page 13: Relevant Standards
15°) Design Housing (W × H × D): Approx. 25 × 10.7 × 13.5 cm Weight: Approx. 1.30 kg (without batteries) Display: 480 × 320 TFT LCD COM-port: Data Interfaces 1000 measurements Internal memory METRALINE MF 13 |... -
Page 14: Characteristic Values
10.0 Hz … 499.9 Hz Phase rotation TRMS 50 V AC … 550 V AC 45 Hz … 400 Hz Earth resistance (R 3-wire, 4-wire 0.00 Ω … 9999 Ω Specific earth resistance 0.0 Ω … 9999 Ω 14 | METRALINE MF... -
Page 15: Menu And Functions
Decrease a value left Switch to the previous option Increase a value right Switch to the next option Switch beween different measurement modes FUNC Start a test Enter a submenu START/enter Confirm an action Tab. 5: Function Keys METRALINE MF 15 |... -
Page 16: User Interface
Here: Battery partially charged Battery low or empty Battery pack is too weak to guarantee correct result. Replace the batteries. Tab. 6: Battery Status Indication The recharge process is indicated by a LED near the power supply socket. 16 | METRALINE MF... -
Page 17: Status Field
Result not ok RCD open or tripped RCD closed Ready for measurement Temperature too high Swap test leads Wait Noise on signal Check fuses Reference measurement (optional) Single fault in IT system (optional) Tab. 7: Status Field Icons METRALINE MF 17 |... -
Page 18: Acoustic Warnings
Scaling factor IΔn Sets the nominal current Factor Sets the nominal differential trip-out current multiplier Pol. Sets the test current starting polarity Volt. Sets the nominal test voltage Freq Frequency Rotation Rotation Tab. 9: Measurement Settings 18 | METRALINE MF... -
Page 19: Setup Menu
Select time-out when measurement should stop automatically 1min 5min 10min 30min R insulation timeout no timeout Select time-out when measurement should stop automatically 1min 5min 10min 30min Supply system TN (TT) Select supply network/system Reduced low voltage (2 x 55 V) METRALINE MF 19 |... -
Page 20: Help Screen
Press the key help to enter the help screen. Press left to switch to the previous help screen. Press right to switch to the next help screen. Press help or esc to close the help screen. 20 | METRALINE MF... -
Page 21: Installation
2. The firmware version is displayed on the screen for a few seconds. Afterwards, the last set mode is displayed on the screen. The instrument is ready for operation. 7.3.2 SWITCHING OFF THE INSTRUMENT 1. Press the key on/off for a few seconds. 2. The instrument is switched off. METRALINE MF 21 |... -
Page 22: Operation
Insulation resistance: Nominal voltages 100 V and 250 V Measurement range according to 61557 from 100 kΩ … 199.9 MΩ 0.1 ÷ 199.9 (0.100 … 1.999) 0.001 ±(2% of reading + 3 digits) (2.00 … 99.99) 0.01 (100.0 … 199.9) 0.1 22 | METRALINE MF... - Page 23 24 hours. 1. Press FUNC and select R Insulation. 2. Select Volt to set the value for the nominal test value. 3. Select Limit to set the low limit resistance value. METRALINE MF 23 |...
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Page 24: Continuity Measurement
200 mA into load resistance of 2 Ω Test lead compensation up to 5 Ω Number of possible tests with a new set of batteries up to 1400 (with 2300 mAh battery cells) Automatic polarity reversal of the test voltage 24 | METRALINE MF... - Page 25 8. Make sure no voltages are present on the DUT. 9. Connect the test cables to the DUT. 10.Check the status field for warnings. 11.If the icon Ready for measurement is displayed, press START/enter. The test is performed. The test result is displayed. METRALINE MF 25 |...
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Page 26: Continuity Test
6. Press zero again to remove the compensation of test lead resis- tance. After having removed compensation, the indicator zero disappears from the status field. 7. Make sure no voltages are present on the DUT. 8. Connect the test cables to the DUT. 26 | METRALINE MF... -
Page 27: Testing Rcd
1300 1300 n.a. n.a. n.a. n.a. n.a. 1000 500 1000 1410 n.a. 2000 n.a. n.a. n.a. n.a. n.a. Tab. 11: RCD test current selection according to IEC 61009 METRALINE MF 27 |... -
Page 28: Parameters And Limits For Rcd Testing
Testing Selective (Time-delayed) RCDs Selective RCDs demonstrate delayed response characteristics. Trip-out performance is influenced due to pre-loading during measurement of contact voltage. To eliminate the pre-loading a time delay of 30 s is inserted before performing the trip-out test. 28 | METRALINE MF... -
Page 29: Contact Voltage
2. Select Mode and set the Uc mode. 3. Select I to set the value for the nominal residual current. ΔN 4. Select Type to set the RCD type. 5. Select Limit to set the limit contact value. METRALINE MF 29 |... - Page 30 9. If the icon Ready for measurement is displayed, press START/enter. The test is performed. The test result is displayed. Result Description Result ok Result not ok Contact voltage Fault loop resistance Limit Limit earth fault loop resistance value 30 | METRALINE MF...
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Page 31: Trip-Out Time
The measurement of contact voltage does not normally trip an RCD. However, the trip limit of the RCD may be exceeded because of leakage current flowing to the PE protective conductor or a capacitive con- nection between L and PE conductors. METRALINE MF 31 |... - Page 32 9. Check the status field for warnings. 10.If the icon Ready for measurement is displayed, press START/enter. The test is performed. The test result is displayed. Result Description Result ok Result not ok Trip-out time Contact voltage 32 | METRALINE MF...
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Page 33: Trip-Out Current
ΔN 4. Select Type to set the RCD type. 5. Select Pol. to set the test current starting polarity. 6. Connect the test leads to the instrument. 7. Connect the test cables to the DUT. METRALINE MF 33 |... - Page 34 8. Check the status field for warnings. 9. If the icon Ready for measurement is displayed, press START/enter. The test is performed. The test result is displayed. Result Description Result ok Result not ok Trip-out current Contact voltage Trip-out time 34 | METRALINE MF...
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Page 35: Rcd Autotest
5. Connect the test leads to the instrument. 6. Connect the test cables to the DUT. 7. Check the status field for warnings. 8. If the icon Ready for measurement is displayed, press START/enter. The autotest sequence starts. METRALINE MF 35 |... - Page 36 Test current of ½ x I ΔN Test current started with the positive half-wave at 0° Measurement normally trips an RCD within allowed time period. After performing the measurement, the autotest sequence auto- matically proceeds with step 6. 36 | METRALINE MF...
- Page 37 ½ (right) Step 6 trip-out time result, t2 (½ x I , 180°) ΔN Step 7 trip-out current (+), positive polarity Δ (−) Step 8 trip-out current (−), negative polarity Δ Contact voltage for rated I ΔN METRALINE MF 37 |...
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Page 38: Fault Loop Impedance And Prospective Fault Current Measurement
Consider accuracy of fault loop resis- tance measurement 20.00 ÷ 99.9 100 ÷ 999 1.00k ÷ 9.99k 10.0 ÷ 100.0k Nominal voltage range 93 V ÷ 134 V; 185 V ÷ 266 V (45 Hz ÷ 65 Hz) 38 | METRALINE MF... -
Page 39: Fault Loop Impedance
7. Connect the test cables to the DUT. 8. Check the status field for warnings. 9. If the icon Ready for measurement is displayed, press START/enter. The test is performed. The test result is displayed. Result Description Result ok METRALINE MF 39 |... -
Page 40: Fault Loop Impedance Test Rcd (For Rcd Protected Circuits)
7. Connect the test cables to the DUT. 8. Check the status field for warnings. 9. If the icon Ready for measurement is displayed, press START/enter. The test is performed. The test result is displayed. 40 | METRALINE MF... -
Page 41: Fault Loop Impedance Test Rs (For Adjustable Current)
ΔN 5. Select Limit to set the limit value. 6. Select F I to set the scaling factor. 7. Connect the test leads to the instrument. 8. Connect the test cables to the DUT. METRALINE MF 41 |... - Page 42 10.If the icon Ready for measurement is displayed, press START/enter. The test is performed. The test result is displayed. Result Description Result ok Result not ok Fault loop impedance Prospective fault current (displayed in amps) 42 | METRALINE MF...
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Page 43: Line Impedance And Prospective Short-Circuit Current Measurement
93 V ÷ 134 V; 185 V ÷ 266 V (45 Hz ÷ 65 Hz) Measuring Range (%) Resolution (%) Accuracy Voltage drop 0.0 ÷ 9.9 Consider accuracy of the line measure- ment (only calculated value) METRALINE MF 43 |... -
Page 44: Line Impedance Measurement
8. Check the status field for warnings. 9. If the icon Ready for measurement is displayed, press START/enter. The test is performed. The test result is displayed. Result Description Result ok Result not ok Line impedance Prospective short-circuit current 44 | METRALINE MF... -
Page 45: Voltage Drop Measurement
The test result is displayed. Result Description Result ok Result not ok Voltage drop of the test point compared to the reference point Δ Zref Line impedance of the reference point Line impedance Prospective short-circuit current METRALINE MF 45 |... -
Page 46: Phase Sequence Testing
All three-phase voltages are displayed in order of their sequence represented by the numbers 1, 2 and 3. 3. Check the status field for warnings. Result Description Freq Frequency Rotation Phase sequence -.-.- Irregular rotation value 46 | METRALINE MF... -
Page 47: Voltage And Frequency Measurement
If phase voltage is detected on the tested PE terminal, stop all measurements immediately and ensure the cause of the fault is eliminated before proceeding with any activity! 1. Press FUNC and select Voltage. 2. Connect the test leads to the instrument. 3. Connect the test cables to the DUT. METRALINE MF 47 |... - Page 48 Voltage between phase and protective conductors U N-PE Voltage between neutral and protective conductors Three-phase system test: U 1-2 Voltage between phases L1 and L2 U 1-3 Voltage between phases L1 and L3 U 2-3 Voltage between phases L2 and L3 48 | METRALINE MF...
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Page 49: Earth Resistance Measurement
If a voltage of higher than 10 V exists between test terminals, the earth resistance measurement will not be performed. 1. Press FUNC and select Earth resistance. 2. Select Mode and set the Re mode. 3. Select Limit to set the limit resistance value. METRALINE MF 49 |... - Page 50 7. If the icon Ready for measurement is displayed, press START/enter. The test is performed. The test result is displayed. Result Description Result ok Result not ok Resistance to earth Resistance of S (potential) probe Resistance of H (current) probe 50 | METRALINE MF...
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Page 51: 2Specific Earth Resistance Measurement (Ro)
6. Check the status field for warnings. 7. If the icon Ready for measurement is displayed, press START/enter. The test is performed. The test result is displayed. Result Description Result ok Result not ok Resistance to earth METRALINE MF 51 |... -
Page 52: Storing Measurements
4. Press esc to return to the record screen without changing the IDs. 5. Press START/enter to save the IDs in the actual record. The new IDs will be used for the following new records. 52 | METRALINE MF... -
Page 53: 3Recalling Results
6. All records are deleted. Note When a single record is deleted, the record number of the deleted record is not used for new records. When all records are deleted, all IDs and numbers are reset. METRALINE MF 53 |... -
Page 54: 5Saving Measurement Results To Pc
1. Start the METRAreport software on the PC. The METRAreport home screen is displayed. 2. Click on the button Refresh 3. In the dropdown menu COM Port, select the COM port the USB plug has been assigned to. 54 | METRALINE MF... - Page 55 The records saved in the instrument’s internal memory is displayed. 5. Select the checkboxes of the measurements you want to download. 6. Click on the button CSV Export. The selected records are transferred to the PC as*.csv file. METRALINE MF 55 |...
- Page 56 8. Click on the button Certificate. A certificate with the data from the selected record is generated. 9. Click on the button Generate Excel file. The selected record is transferred to the PC as*.xlsx file. 56 | METRALINE MF...
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Page 57: Storage And Transport
Damage to the product and measuring error Transport the instrument only within the limits of permissible ambient conditions (temperature, humidity etc.) "Technical Data" 13. Only use the included carrying case to transport the instrument. METRALINE MF 57 |... -
Page 58: Maintenance
The instruments are stored in accordance with the specified conditions. Drift is thus negligible for a dura- tion of 1 year and longer storage periods are highly unusual. Consequently, the instrument’s characteristic values lie within the specifications and the first calibration interval can be determined as of the date of receipt. 58 | METRALINE MF... -
Page 59: Replacing A Fuse
To achieve full charging performance all batteries must have similar charging status, type and age. Rechargeable Ni-MH batteries (size AA) with a capacity of ≥2300 mAh are inserted in the battery compartment. 1. Connect the power supply adapter to the instrument. The batteries are being charged. METRALINE MF 59 |... -
Page 60: 3Improvement Of Battery Service Life
New battery break-in New batteries must be fully charged before use. It is essential to charge and discharge the battery completely so that it can regain its maximum rated capacity. 60 | METRALINE MF... -
Page 61: Contact, Support And Service
11 CONTACT, SUPPORT AND SERVICE Gossen Metrawatt GmbH can be reached directly and simply – we have a single number for everything! Whether you require support or training, or have an individual inquiry, we can answer all of your questions here: Monday to Thursday: 8 a.m. -
Page 62: Certifications
You can find the CE declaration on our website: https://www.gmc-instruments.de/en/services/download-center/ 12.2 CALIBRATION CERTIFICATE A calibration certificate is available on demand "Contact, Support and Service" 61. 12.3 TEST REPORT A test report is available at: https://www.gossenmetrawatt.de/en/services/mygmc/ 62 | METRALINE MF... -
Page 63: Disposal And Environmental Protection
Old devices, electrical or electronic accessories and waste batteries (including rechargeable batteries) used in Germany can be returned free of charge to Gossen Metrawatt GmbH or the service provider responsible for their disposal in compliance with applicable regulations, in particular laws concerning packaging and hazardous goods. Waste batteries must be handed over in discharged state and/or with appropriate precautionary measures against short-circuiting. - Page 64 YOUR CONTACT © Gossen Metrawatt GmbH Gossen Metrawatt GmbH Prepared in Germany • Subject to change / errors excepted • Südwestpark 15 A pdf version is available on the Internet 90449 Nürnberg Germany All trademarks, registered trademarks, logos, product names,...
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