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EurotestIM

MI 3110

Instruction manual

Version 1.2.2, Code no. 20 752 063

Summary of Contents for EurotestIM

Page 1: ...EurotestIM MI 3110 Instruction manual Version 1 2 2 Code no 20 752 063...

Page 2: ...s that the MI 3110 is in compliance with subjected EU directive The full text of the EU declaration of conformity is available at the following internet address https www metrel si DoC 2022 METREL The...

Page 3: ...Help screens 17 4 1 7 Backlight and contrast adjustments 18 4 2 Function selection 18 4 3 Instruments main menu 20 4 4 Settings 20 4 4 1 Memory 21 4 4 2 Language 21 4 4 3 Date and time 21 4 4 4 Isc fa...

Page 4: ...cal specifications 49 9 1 Voltage frequency and phase rotation 49 9 1 1 Voltage 49 9 1 2 Frequency 49 9 1 3 Online terminal voltage monitor 49 9 1 4 Phase rotation 49 9 2 Line impedance and prospectiv...

Page 5: ...of Insulation monitoring devices IMD auto sequence The graphic display with backlight offers easy reading of results indications measurement parameters and messages Two LED Pass Fail indicators are pl...

Page 6: ...ecautions in order to avoid risk of electric shock while dealing with hazardous voltages In case a fuse has blown follow the instructions in this manual to replace it Do not use the instrument in AC s...

Page 7: ...easurement results The noise sign is displayed in the message field in this case Repeat the measurement Specified accuracy of tested parameters is valid only if mains voltage is stable during the meas...

Page 8: ...ttery lifetime Figure 2 2 Power supply socket polarity Symbols Indication of battery charging Figure 2 3 Charging indication Warnings related to safety When connected to an installation the instrument...

Page 9: ...case Metrel recommends repeating the charge discharge cycle at least 2 4 times If no improvement is achieved after several charge discharge cycles then each battery cell should be checked by comparing...

Page 10: ...ntrol and laboratory use Part 031 Safety requirements for hand held probe assemblies for electrical measurement and test Functionality EN 61557 Electrical safety in low voltage distribution systems up...

Page 11: ...TAB Selects the parameters in selected function 7 Backlight Contrast Changes backlight level and contrast 8 ON OFF Switches the instrument power on or off The instrument automatically turns off 15 min...

Page 12: ...socket 3 USB connector Communication with PC USB 1 1 port 4 Protection cover 5 PS 2 connector Communication with PC serial port Warnings Maximum allowed voltage between any test terminal and ground i...

Page 13: ...side 1 2 3 Figure 3 3 Back panel Legend 1 Battery fuse compartment cover 2 Back panel information label 3 Fixing screws for battery fuse compartment cover Figure 3 4 Battery and fuse compartment Lege...

Page 14: ...op EN 61557 3 R 0 1999 I 0 A kA PFC 14 1 4 Nominal voltage 100V 264V 15Hz 500Hz impedance L PE 17 Voltage frequency U 0V 440V f 15Hz 500Hz Phase rotation EN 61557 7 Nominal voltage 100V 440V 1 00 Resu...

Page 15: ...otestIM Soft carrying bag Mains measuring cable Test lead 3 x 1 5 m Test probe 3 pcs Crocodile clip 3 pcs Set of carrying straps RS232 PS 2 cable USB cable Set of NiMH battery cells Power supply adapt...

Page 16: ...s are displayed together with test terminal indication L1 and L2 test terminals are used for selected measurement 4 1 2 Battery indication The battery indication indicates the charge condition of batt...

Page 17: ...PASS Measurement result is out of pre set limits FAIL Measurement is aborted Consider displayed warnings and messages 4 1 5 Sound warnings Continuous sound Warning Dangerous voltage on the PE termina...

Page 18: ...s contrast TEST Accepts new contrast ESC Exits without changes 4 2 Function selection For selecting test measurement function the FUNCTION SELECTOR keys shall be used Keys Function selector Selects te...

Page 19: ...aluation of measurement test result Parameter OFF No limit values indication _ _ _ ON Value s results will be marked as PASS or FAIL in accordance with selected limit See chapter 5 Measurements a c LV...

Page 20: ...settings Figure 4 4 Main menu Keys Selects appropriate option TEST Enters selected option 4 4 Settings Different instrument options can be set in the SETTINGS menu Options are Recalling and clearing s...

Page 21: ...igure 4 7 Language selection Keys Selects language TEST Confirms selected language and exits to settings menu ESC Exits back to settings menu Function selector Exits back to main menu without changes...

Page 22: ...RCDs The default value of Isc factor ksc is 1 00 The value should be set according to local regulative Range for adjustment of the Isc factor is 0 20 3 00 4 4 5 Commander support The support for comma...

Page 23: ...settings will be lost The default setup is listed below Instrument setting Default value Language English Contrast As defined and stored by adjustment procedure Isc factor 1 00 Commander A1314 A1401 T...

Page 24: ...ncy and information about detected three phase connection can be stored Measurements are based on the EN 61557 7 standard See chapter 4 2 Function selection for instructions on key functionality Figur...

Page 25: ...after selection of VOLTAGE TRMS function Figure 5 4 Examples of voltage measurement in IT system Displayed results for single phase IT system U12 voltage between phase conductors U1pe voltage between...

Page 26: ...t s fuse The limit values are described in the standard EN 60364 5 52 Sub functions Z LINE Line impedance measurement according to EN 61557 3 U Voltage drop measurement See chapter 4 2 Function select...

Page 27: ...Connect test leads to the item to be tested see Figure 5 7 Press the TEST key to perform the measurement Store the result by pressing the MEM key optional Figure 5 8 Example of line impedance measure...

Page 28: ...em connection of 3 wire test lead Voltage drop measurement procedure Step 1 Measuring the impedance Zref at origin Select the U sub function using the function selector keys and keys Select test param...

Page 29: ...low Un Input voltage range L1 L2 110 V 93 V UL L 134 V 230 V 185 V UL L 266 V Notes If the reference impedance is not set the value of ZREF is considered as 0 00 The ZREF is cleared set to 0 00 if pre...

Page 30: ...es and PE when the first fault is applied as short circuit between observed line and PE See chapter 4 2 Function selection for instructions on key functionality Figure 5 11 ISFL measurement Test param...

Page 31: ...d or mains measuring cable to the instrument and tested installation see Figure 5 12 and Figure 5 13 Press the TEST key to start measurement Store the result optional Figure 5 14 Examples of measureme...

Page 32: ...minals See chapter 4 2 Function selection for instructions on key functionality Figure 5 15 IMD test Test parameters for IMD test Limit Type MANUAL R MANUAL I AUTO R AUTO I MANUAL R Minimum insulation...

Page 33: ...D function Select AUTO R or AUTO I sub function Enable and set limit values Connect 3 wire test lead to the instrument and tested item see Figure 5 16 Press the TEST key for measurement Insulation res...

Page 34: ...R2 threshold indicative insulation resistance for L2 I1 calculated first fault leakage current for R1 I2 calculated first fault leakage current for R2 Calculated first fault leakage current at thresho...

Page 35: ...matic measurement Test parameters for line impedance measurement FUSE type Selection of fuse type OFF NV gG B C K D FUSE I Rated current of selected fuse FUSE T Maximum breaking time of selected fuse...

Page 36: ...med automatically When auto sequence enters IMD testing function follow IMD test procedure see chapter 5 4 Testing of insulation monitoring devices IMD Store the result by pressing the MEM key optiona...

Page 37: ...ltage U12 Voltage between phases L1 and L2 Line impedance Z Line impedance Isc Prospective short circuit current First fault leakage current ISFL Isc1 First fault leakage current at single fault betwe...

Page 38: ...s application of 3 wire test lead PE terminal test procedure Connect 3 wire test lead or mains measuring cable to the instrument Connect 3 wire test lead or mains measuring cable to the item to be tes...

Page 39: ...formation about type and number of measurements that belong to the selected structure element object and block and fuse The main advantages of this system are Test results can be organized and grouped...

Page 40: ...easurements in selected location No of measurements in selected location and its sub locations Measurement field Type of stored measurement in the selected location No of selected test result No of al...

Page 41: ...in save test menu data structure field TAB Selects the location element Object Block Fuse Selects number of selected location element 1 to 199 MEM Saves test results to the selected location and retu...

Page 42: ...Selects number of selected location element 1 to 199 Function selector ESC Exits back to main function menu TEST Enters measurements field Keys in recall memory menu measurements field Selects the st...

Page 43: ...Exits back to main menu without changes Figure 6 7 Clearing memory in progress 6 5 2 Clearing measurement s in selected location Select DELETE RESULTS in MEMORY menu Figure 6 8 Clear measurements men...

Page 44: ...e Selects number of selected location element 1 to 199 Function selector Exits back to main menu ESC Exits back to memory menu MEM Enters measurements field for deleting individual measurements Keys i...

Page 45: ...identifies the instrument and enables data transfer between the instrument and the PC There are two communication interfaces available on the instrument USB or RS 232 The instrument automatically sele...

Page 46: ...Windows XP Windows Vista Windows 7 and Windows 8 Read the file README_EuroLink txt on CD for instructions about installing and running the program Note USB drivers should be installed on PC before usi...

Page 47: ...from a PC via the RS232 communication port This enables to keep the instrument up to date even if the standards or regulations change The upgrade can be carried with a help of special upgrading softw...

Page 48: ...with original type only otherwise the instrument may be damaged and or operator s safety impaired 8 2 Cleaning No special maintenance is required for the housing To clean the surface of the instrumen...

Page 49: ...ominal frequency range 0 Hz 14 Hz 500 Hz 9 1 2 Frequency Measuring range Hz Resolution Hz Accuracy 0 00 9 99 0 01 0 2 of reading 1 digit 10 0 499 9 0 1 Nominal voltage range 10 V 550 V 9 1 3 Online te...

Page 50: ...cy 0 00 0 99 0 01 Consider accuracy of line resistance measurement 1 0 99 9 0 1 100 999 1 1 00 k 99 99 k 10 100 k 199 k 1000 Prospective short circuit current is calculated only within measuring range...

Page 51: ...easuring range mA Resolution mA Note 0 0 19 9 0 1 calculated value See chapter 5 4 Testing of insulation monitoring devices IMD for more information about calculation of first fault leakage current at...

Page 52: ...C 40 C non condensing Storage conditions Temperature range 10 C 70 C Maximum relative humidity 90 RH 10 C 40 C 80 RH 40 C 60 C Communication transfer speed RS 232 57600 baud USB 256000 baud The error...

Page 53: ...5 3488 5 2970 8 2529 9 1354 5 250 6032 4 4399 6 3615 3 2918 2 1590 6 315 7766 8 6066 6 4985 1 4096 4 2272 9 400 10577 7 7929 1 6632 9 5450 5 2766 1 500 13619 10933 5 8825 4 7515 7 3952 7 630 19619 3 1...

Page 54: ...50 250 250 250 250 250 63 315 315 315 315 315 Fuse type C Rated current A Disconnection time s 35m 0 1 0 2 0 4 5 Min prospective short circuit current A 0 5 5 5 5 5 2 7 1 10 10 10 10 5 4 1 6 16 16 16...

Page 55: ...260 70 2 16 320 320 320 320 86 4 20 400 400 400 400 108 25 500 500 500 500 135 32 640 640 640 640 172 8 A 2 Fuse table impedances UK Fuse type B Fuse type C Rated current A Disconnection time s Rated...

Page 56: ...0 144 80 0 112 0 112 100 0 088 0 088 125 0 072 0 072 Fuse type BS 88 2 systems E and G Fuse type BS 1362 Rated current A Disconnection time s Rated current A Disconnection time s 0 4 5 0 4 5 Max loop...

Page 57: ...n Suitable accessories Optional with ordering code A Voltage frequency Test lead 3 x 1 5 m Mains measuring cable Plug commander A 1314 Tip commander A 1401 Line impedance Voltage Drop Test lead 3 x 1...

Page 58: ...essory from the instrument and installation Service repairs or adjustment of instruments and accessories is only allowed to be carried out by a competent authorized personnel C 2 Battery The commander...

Page 59: ...n 6 MEM Store recall clear tests in memory of instrument 7 BL Switches On Off backlight on instrument 8 Lamp key Switches On Off lamp Tip commander 9 Battery cells Size AAA alkaline rechargeable NiMH...

Page 60: ...r at least one second If PE terminal is connected to phase voltage both LEDs will light yellow the warning message on the instrument is displayed and instrument s buzzer is activated Figure C 4 Revers...

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