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MEGGER MIT400 CAT IV Manual

1. 55 C Operating humidity 95 RH at 0 C to 35 C 70 RH 35 C to 55 C Storage temperature range 30 C to 80 C Calibration Temperature 20 C Maximum altitude 2000 m Dust and water protection IP54 Protected against dust and splashing water The Bluetooth word mark and logo are owned by the Bluetooth SIG Inc and any use of such marks by Megger is under license ORDERING INFORMATION Item Qty Order No Item Qty Order No Basic CATIV 600 V with 250 V 500 V 1000 V insulation 1 x Red croc clip MIT400 EN 1 x Black croc clip As MIT400 50 V 100 V Pl and DAR MIT410 EN 1 x instrument rubber boot As MIT410 result storage and recall MIT420 EN 1 x Calibration certificate not included with MIT40X Bluetooth downloading version of MIT420 MIT430 EN 1 x Switched probe not included with MIT400 and MIT40X Special selectable voltage 10 100 V MIT40X EN Owners information CD Included accessories Accessories Hard case Replacement lead set 6220 813 Test leads 2 wire lead set to CAT IV 600 V consisting of SP5 remote switch probe 6220 812 1 x Red lead 1 25m complete with probe Rubber boot with stand 6231 802 1 x Black lead 1 25m complete with probe Hard case 5410 420 UK UNITED STATES OTHER TECHNICAL SALES OFFICES Registered to ISO 9001 2000 Cert no Q 09290 Archcliffe Road Dover 4271 Bronze Way Norristown USA Sydney AUSTRALIA Registered to ISO 14001 1996 Cert no EMS 61597 CT17 9EN Eng
2. TRMS measurement to 600 V a m m m m Frequency Hz 40 to 400 Hz C m a a Capacitance 0 1 nf to 10 uF ial ial Backlight E a E E m Battery condition display El C a a a Insulation Timed PI DAR Tests D o E Test button plus lock button E C a E Limit alarm pass band on INS o E E Auto power down a D a E a Other functions and features Result storage E Bluetooth downloading m Included accessories Red black silicone lead set with clips L L a E a Protective rubber boot m C a a m Remote switch probe C a a Calibration certificate with product E E a E a Batteries E o a a E 3 Year warranty m E o E E Megger SPECIFICATION All quoted accuracies are at 20 C Insulation Nominal test voltages MIT400 250 V 500 V 1000 V MIT410 420 430 50 V 100 V 250 V 500 V 1000 V MIT40X 10 V to 100 V variable 1 V increments Insulation resistance range MIT400 20 GQ MIT410 100 GQ MIT420 430 200 GQ MIT40X 200 GQ Range Full Scale Accuracy All ranges 2 2 digits up to 100 MQ Then 1000 volts 3 2 digits 0 2 per GQ 500 volts 3 2 digits 0 4 per GQ 250 volts 3 2 digits 0 8 per GQ 100 volts 3 2 digits 2 0 per GQ 50 volts 3 2 digits 4 0 per GQ 10 volts 3 2 digits 2 0 per 100 MQ Analogue range 1 GQ full scale Short Circuit Current 1 mA 0 2 mA Terminal voltage 0 20 1V Test Current on load 1 mA at min pass value of insulation specified in BS7671 HD384 and IEC
3. The range consists of five instruments Insulation buzzer The buzzer can be set to buzz if the MIT400 250 V 500 V and 1000 V insulation resistance is above a preset limit set via the MIT410 50 V 100 V 250 V 500 V and 1000 V PI DAR setup menys MIT420 50 V 100 V 250 V 500 V amp 1000 V PI DAR and CONTINUITY TESTING result storage Auto test Auto test on circuit contact enables real two MIT430 50 V 100 V 250 V 500 V amp 1000 V Bluetooth handed operation without the need to press the test download button MIT40X 10 V to 100 Vin 1 V steps 200 mA or 20 mA Either 200 mA or 20 mA continuity test currents are available 20 mA test current will INSULATION TESTING considerably increase battery life E Lead null Lead resistance compensation NULL E Test voltages 250 V to 1000 V or 50 V to 1000 V operates up to 9 99 Q of resistance insulation test voltages available uB ON OFF selected by simpl h button m Test Lock Locks insulation test on continuously MERSE A E ocala aes ates E Buzzer limit Continuity buzzer limit alarm provides adjustment of the maximum resistance the continuity buzzer sounds This is adjustable from 1 Q to 20 Q in 5 steps Test voltage display The actual test voltage is displayed on the smaller digital readout with the insulation result on the larger digital display Megger E kQ range extends resistance measurement to 1 MQ DISPLAY The display offers a com
4. 364 2 mA max EN61557 Operating range 0 10 MQ to 1 00 GQ Leakage current range 10 uA 2000 uA Leakage current 10 3 digits 3 3 digits 0 5 of rated voltage Voltage display Polarisation Index PI 10 min Iminute ratio Dielectric Absorption Ratio DAR 60 sec 30 sec ratio Notes 1 All ranges measure from 0 00 MQ upwards 2 Above specifications only apply when high quality silicone leads are being used Continuity Measurement 0 01 Q to 99 9 Q 0 to 100 Q on analogue scale Accuracy 2 2 digits 0 to 100 Q Open circuit voltage 5V 1V Test current 205 mA 5 mA 0 01 Q to 9 99 Q 20mA 1 mA 10 0 Q to 99 9 Q Zero offset at probe tips Lead resistance zeroing 0 10 typical Up to 9 99 Q MIT400 Series Industrial Insulation Testers Buzzer Variable limit 1 Q 2 Q 5 Q 10 Q 20 Q Resistance Measurement 0 01 kQ to 1000 kQ 0 to 1 MQ on analogue scale Accuracy 3 2 digits up to 50 kQ then 5 2 digits 5V 1V 1 5 mA 0 2 mA Open circuit voltage Short circuit current Voltage range 0 to 600 V d c 2 2 digits 10 mV to 600 V TRMS sinusoidal 40 to 400 Hz 2 2 digits 0 to 1000 V on Analogue scale Unspecified input level 0 10 mV 40 to 400 Hz For non sinusoidal waveforms additional specification apply 3 2 digits 101 mV to 600 V TRMS and 8 2 digits 10 mV to 100 mV TRMS Default Voltmeter Operates at gt 25 V a c or d c on any range except OFF 40 450 H
5. IT430 The MIT430 supports both test result storage and down loading Test results can be stored in the instrument and subse quently downloaded to a computer with the Megger down load manager software Data transfer is by Bluetooth with the MIT485 Bluetooth MIT400 Series Industrial Insulation Testers transmitter being enabled when the Download mode is selected on the instrument NOTE The receiving PC needs to have Bluetooth capability or a USB port fitted a Bluetooth receiver Class II 10m is acceptable SAFETY Designed to be exceptionally safe to use fast detecting circuitry prevents damage to the instruments if accidentally connected to live circuits or across phases Specifically all instruments Meet the international requirements of IEC1010 2 and EN61557 m Live circuit detection inhibits insulation testing on circuits above 50 V m Live circuit detection and test inhibit on continuity measurements E Default display of live circuit voltage on all ranges m Detection and inhibit functions even if the protection fuse has failed E Suitable for use on CAT IV applications and supply voltages to 600 V 600 V CAT IV All MIT400 instruments are designed to meet the safety requirements for use on CAT IV 600 V APPLICATIONS A Electrical installations testing The MIT400 includes all the features required for electricians and engineers working in a range of industries Available features are select
6. MIT400 CAT IV Megger Industrial Insulation Testers MIT400 CAT IV Industrial Insulation Testers a CAT IV 600 V applications a TRMS amp DC Voltage measurement Insulation testing up to 1000 V and 200 GQ m Continuity testing at 200 mA or 20 mA down to 0 01 Q Pass Fail limit alarms Combined Analogue and dual digital display a PI DAR and Timer function a Test result storage MIT420 m Bluetooth wireless data transfer MIT430 DESCRIPTION Analogue arc The display also features an analogue arc to replicate the response of a moving coil display PI and DAR Polarisation Index PI and Dielectric Absorption Ratio DAR functions The new Megger MIT400 series insulation and continuity testers has been designed for electrical testing by the utilities industrial commercial and domestic electricians The wide range of features also makes the MIT400 series 200 GQ Insulation testing from 20 GQ MIT400 to ideal for the maintenance and service repair engineer 200 GQ MIT420 and MIT430 Silicone leads High quality flexible silicone test leads are comfortable to use and prevent measurement errors on higher GQ ranges They replace the well established BM400 insulation tester range given greater functionality with simplified operation greater application range and increased safety Test inhibit prevents testing if voltages in excess of 50 V The range are detected when making insulation tests
7. bination of analogue arc and a dual digital readout Analogue arc E Full display width analogue arc E Patented arc display shows essential charge and discharge characteristics not visible on a digital display E Single pointer needle response is similar to a moving coil meter E Logarithmic display for better low insulation value measurements Dual digital display E Large main digital readout for good visibility of all main measurement results E Second digital display for additional data such as Insulation test voltage Insulation leakage current Supply frequency when measuring volts Test mode eg PI DAR or TI Timed mode MIT40X VARIABLE INSULATION VOLTAGE TESTER The MIT40X provides a unique solution for awkward insulation voltage measurement applications The MIT40X has a variable insulation test voltage from 10 V to 100 V in 1 V steps selectable in the Set Up menu Once selected this can only be changed by re configuring in the Setup menu Typical applications include Commercial avionics E Military land marine and air communications m Manufacturing production line goods E Electrostatic measurement Component testing E Battery powered traction and lifting equipment STORAGE amp DOWNLOADING RESULTS MIT420 The MIT420 is capable of saving test results for recall to the screen A simple storage structure allows for a test number and screen results to be recalled individually M
8. ed to make testing easy and fast in a range of situations Typical industries include Electrical supply companies Large and small scale electrical installation Periodic inspection and testing Cable testing B Service repair and maintenance The MIT410 and MIT420 add additional features required for engineers working on more demanding applications Functions such as PI and DAR capacitance measurement and higher insulation range increase the suitability for applications such as Manufacturing production testing Panel building Railway and other transportation Motor testing Cable inspection quality control Street lighting maintenance Avionics ground testing and maintenance Military applications M egger MIT400 Series Industrial Insulation Testers Industrial Special Apps Insulation Voltage range 400 410 420 430 40X 10 100 V variable 2 GQ 20 GQ m 50 V D a E 100 V E E E 250 V E E E a 500 V a C a a 1000 V m a E E Insulation range 20 GQ 100 GQ 200 GQ 200 GQ 2 20 GQ Leakage current display C a E m INS test voltage display a C E E a Continuity measurement 0 01 to 100 Q i a E E m Variable current limit 200 mA 20 mA a C a E a Fast buzzer selectable threshold m m a E a k Q range to 999 k Q E D E E Other functions and features Live circuit warning at 50 V a a o E E Default voltmeter a C m a
9. land Dallas TX 75237 1088 USA Toronto CANADA Trappes FRANCE T 44 0 1304 502101 T 800 723 2861 USA only Kingdom of BAHRAIN Mumbai INDIA T400_410_420 430 _40X_DS_en_V05 F 44 0 1304 207342 T 1214 333 3201 Johannesburg SOUTH AFRICA and UKsales megger com F 1214 331 7399 Conjure THAILAND wae megger com USsales megger com Megger is a registered trademark
10. z 40 Hz 99 9 Hz 0 5 1 digit 100 Hz to 450 Hz Frequency Capacitance measurement MIT420 MIT430 Measurement range Accuracy 100 pF to 10 uF 5 0 2 digits Distance by capacitance MIT420 MIT430 Arithmetic conversion from capacitance measurement on Default capacitance measurement 50nF km Capacitance range 40 nF km to 60 nF km Result storage Capacity gt 1000 test results Download Bluetooth wireless Bluetooth Class Class II Range up to 10 m Power Supply 5 x 1 5 V cells type IEC LR6 AA MN1500 HP7 AM3 ROHP Alkaline NiMH rechargeable cells may be used Battery life 2200 insulation tests with duty cycle of 5 sec ON 55 sec OFF 1000 V into 1 MQ Dimensions Instrument 220 x 92 x 50 mm 8 66 in x 3 63 in x 1 97 in Instrument case 456 x 178 x 89 mm 18 in x 7 in x 3 5 in Weight Instrument only 590 gms 775 gms with boot 20 73 oz 27 22 oz Instrument plus case 1 75kg 3 86 1b Megger MIT400 CATIV Industrial Insulation Testers Fuse Use only a 500 mA FF 1000 V 32 x 6 mm ceramic fuse of high breaking capacity HBC 50 kA minimum Glass fuses MUST NOT be fitted Safety Protection The instruments meet EN 61010 1 1995 to 600 V phase to earth Category IV Refer to safety warnings supplied E M C In accordance with IEC 61326 including amendment No 1 Temperature effects Temperature coefficient lt 0 1 per C up to 1 GQ Environmental Operating range 20 to

MEGGER MIT400 CAT IV Manual

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