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GigaOhm 5kV

MI 3202

User Manual

Version 1.4, Code No. 20 751 271

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Summary of Contents for GigaOhm 5kV

Page 1: ...GigaOhm 5kV MI 3202 User Manual Version 1 4 Code No 20 751 271...

Page 2: ...tp www metrel si Mark on your equipment certifies that this equipment meets the requirements of the EU European Union concerning safety and electromagnetic compatibility regulations 2007 2010 Metrel N...

Page 3: ...21 22 22 24 2 5 Accessories 2 6 Test leads 3 Warnings 4 Performing measurements 4 1 Switching on the instrument 5 Measurements 5 1 Generally about DC High voltage testing 5 2 Guard terminal 5 3 Insula...

Page 4: ...nctions offered by the GigaOhm 5kV Tester High Insulation Resistance measurement up to 1 T Programmable test voltage 250 V 500 V 1 kV 2 5 kV 5 kV Automatic discharge of tested object after measurement...

Page 5: ...Battery indicator It indicates condition of the battery In battery charging mode it flashes 2 Hazardous Voltage Warning icon It indicates that the voltage higher than 70 V may be present at the test t...

Page 6: ...and to set limit value 2 V key to switch to Voltage measurement mode 3 Light key to turn the display backlight ON or OFF 4 cursor key to decrease the test voltage parameter and to select limit value 5...

Page 7: ...eads connector 1 Negative Insulation Resistance test terminal OUT 2 GUARD test terminals intended to lead away potential leakage current while measuring the Insulation Both green sockets are connected...

Page 8: ...onfiguration and options or contact your distributor or see the METREL home page http www metrel si 2 6 Test leads The standard length of test leads is 2m optional lengths are 8m and 15m For more deta...

Page 9: ...on ratings High voltage banana connector red black 10kV d c basic insulation See Fig 5 High voltage tip red black 10kV d c basic insulation Alligator red black 10kV d c basic insulation See Fig 6 Guar...

Page 10: ...ges Consider all generally known precautions in order to avoid the risk of electric shock while dealing with electric installations Service intervention or recalibration procedure can be carried out o...

Page 11: ...d before starting the Insulation Resistance measurement Do not touch the tested object whilst testing it risk of electric shock In case of a capacitive test object long tested cable etc automatic disc...

Page 12: ...y low currents It compensates the effects caused by ageing temperature and humidity changes etc A new auto calibration is recommended when the temperature changes by more than 5 C Fig 7 First introduc...

Page 13: ...not recommended to connect or disconnect the instrument to mains supply while the instrument is in measuring mode measuring mode When the instrument performing insulation measurements Backlight operat...

Page 14: ...terfere with measurements using AC or pulsed voltages DC is mostly used for insulation resistance measurement tests In this type of test the voltage is defined by the appropriate product application g...

Page 15: ...the test object so as to collect most of the unwanted leakage current see the Fig 11 below IL IL IL Ut Ut IA IA IM IM A A OUT OUT OUT OUT GUARD Fig 11 Connection of GUARD terminal to measured object w...

Page 16: ...t voltage 253 V Actual test voltage measured value 102 M Insulation Resistance result Bar Analog presentation of result Measurement procedure Connect the test leads to the instrument and to the test o...

Page 17: ...mit value using the keys and Press the key again or the key START to return to into insulation resistance measurement menu Fig 13a Set up Insulation Resistance limit value Legend of displayed symbols...

Page 18: ...on display Measurement procedure Connect the test leads to the instrument and to the measured source Press the V key to select voltage mode continuous measurement will automatically start to run Warni...

Page 19: ...ully charge batteries Typical charging current is 300 mA When you charge the batteries for the first time it normally takes about 3 charge and discharge cycles for the batteries to regain full capacit...

Page 20: ...ixed the cover back in place The Instrument will only work when rechargeable batteries are inside the instrument Nominal power supply voltage is 7 2 V DC Use six NiMH cells with C size dimensions diam...

Page 21: ...or hydrocarbons Do not spill cleaning liquid over the instrument 6 5 Calibration It is essential that all measurement instruments be regularly calibrated For occasional daily use we recommend an annu...

Page 22: ...G Display range Riso Resolution Accuracy 5 999 k 1 k 1 00 9 99 M 10 k 10 0 99 9 M 100 k 100 999 M 1 M 1 00 9 99 G 10 M 10 0 99 9 G 100 M 5 of reading 3 digits 100 999 G 1 G 10 of reading 3 digits Full...

Page 23: ...age V Resolution Accuracy 0 600 1 V 3 of reading 4 V Frequency of external voltage Display range Hz Resolution Accuracy 0 and 45 65 0 1 Hz 0 2 Hz Note for frequency between 0 and 45 Hz frequency resul...

Page 24: ...nd warnings yes Display LCD segments and analogue scale with backlight ENVIRONMENT CONDITIONS Working temperature range 10 50 C Nominal reference temperature range 10 30 C Storage temperature range 20...

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