Home

"user manual"

1. cesses sena 17 39 Jnstumentset and accessorleS EE 18 3 5 1 Standard SCE M2230 EE 18 3 0 2 EELER ENEE 18 ISL 19 4 1 FUNCION SEIGCHOR EE 19 AZ O CUNO EE 20 4 2 1 CORNCCHON TVDO tenui tei obe b Dun ee 20 4 2 2 elle E M 22 4 2 3 MODs DLE A MEL M NEN DII M M MIN AU OMM 23 4 2 4 Eelere EEN 23 4 2 5 Reie e 23 4 2 6 Tele EE 24 Neser 25 5 1 Voltage current power THD frequency and phase sequence o nennenn 25 5 1 1 EE 25 5 1 2 o 28 9 T 9 Vector diagr EE 30 5 1 4 TD PEE 31 5 2 Resistance Of CONNECTIONS cccccceccecceeceeceeceeteeeeeeeeeeeeeeeeeeeeeeeeeueneeseeeeeeeees 33 5 2 1 R LOWO 200 mA resistance rmieasurormienf esee nnn 34 5 2 2 Continuous resistance measurement with low curent 35 5 2 3 Compensation of test Jeaderosisiance esses nennen nennen nna 36 Data handllflig sues eia bass an ea ia eut i a a ub tte clot caa rca at DD Det D eS 38 6 1 Memory ORGANIZATION i399 50 0 vet teta Pere e Rec ined eet eet tet ned Seet DR aua 38 OS ze ec g ey EE 38 5 9 el Dn Le NOSIS ONS EE 39 MI 2230 VAFMeter Table of contests 64 Recalling test ET E 39 69 Gl aring stored dala toda adeo a A A AAEL 40 6 5 1 Clearing complete memory Content 40 6 5 2 Clearing measurement s in selected location 41 6 5 3 Clearing individual measurermients senes a ns 41 6 5 4 Renaming installation structure elements osse nnne 42 6 0 QComrmunica
2. CONTINUITY zu n T Oo wi Lit L1 zm ESI Lal S BE Figure 5 14 Example of continuous resistance measurement LI LI LI LI LI LI LI LI LI 35 MI 2230 VAFMeter Measurements Displayed result KA Resistance Keys Function selector Toggles between the main functions UP DOWN Toggles between sub functions Selects the test parameter value TAB Selects the test parameter field TEST Starts stops the measurement MEM Stores measured results recalls stored results Note a Continuous buzzer sound indicates that measured resistance is less than 2 Q 5 2 3 Compensation of test leads resistance This chapter describes how to compensate the test leads resistance in R LOWQ and CONTINUITY sub functions Compensation is required to eliminate the influence of test leads resistance and the internal resistances of the instrument on the measured resistance The lead compensation is therefore a very important feature to obtain correct result CAL CH symbol is displayed if the compensation was carried out successfully Circuit for compensating the resistance of test leads L1 L1 63 o Oo OO C2 Figure 5 15 Shorted test leads Compensation of test leads resistance procedure Select 28 6 j 19 or ewald TOR function Connect test cable to the instrument and short the L1 and L1 test leads together see Figur
3. max 8 5 mA Test lead compensation up to 5 O
4. Battery and charger indication 3 4 2 Terminal voltage monitor The terminal voltage monitor displays on line the voltages on the test terminals and information about active test terminals Li L1 Online voltages are displayed together with test terminal indication L2 o and L1 test terminals are used for selected measurement 3 4 3 Battery indication The indication indicates the charge condition of battery and connection of external charger Battery capacity indication Low battery l Battery is too weak to guarantee correct result Replace or recharge the battery cells 3 4 4 Message field In the message field warnings and messages are displayed Ei Measurement is running n Conditions on the input terminals allow starting the measurement consider other displayed warnings and messages LK Conditions on the input terminals do not allow starting the measurement consider displayed warnings and messages 16 MI 2230 VAFMeter Instrument description Result s can be stored CaL Test leads resistance in R LowQ and Continuity measurement is not compensated COL Test leads resistance in R LowQ and Continuity measurement is K compensated Fuse F1 broken 3 4 5 Result field 4 Measurement result is inside pre set limits PASS A Measurement result is out of pre set limits FAIL S Measurement is aborted Consider displayed warnings and messages 3 4 6 Help screens HELP Opens help screen The Help me
5. Functionality EN 61000 4 30 EN 61557 12 EN 61000 4 7 Testing and measurement techniques Power quality measurement methods Equipment for testing measuring or monitoring of protective measures Part 12 Performance measuring and monitoring devices PMD General guide on harmonics and interharmonics measurements and instrumentation Note about EN and IEC standards a Text of this manual contains references to European standards All standards of EN 6XXXX e g EN 61010 series are equivalent to IEC standards with the same number e g IEC 61010 and differ only in amended parts required by European harmonization procedure 10 MI 2230 VAFMeter Instrument description 3 Instrument description 3 1 Front panel 1 Legend 1 LCD 2 UP DOWN 3 TEST 4 ESC 5 TAB 6 Backlight Contrast 7 Red Green LED 8 ON OFF 9 HELP CAL 10 Function selector 11 MEM e J aur AO Figure 3 1 Front panel 128 x 64 dots matrix display with backlight Modifies selected parameter otarts measurements Goes one level back Selects the parameters in selected function Changes backlight level and contrast Pass fail functionality in Continuity R LowO measurements owitches the instrument power on or off The instrument automatically turns off 15 minutes after the last key was pressed Accesses help menus Calibrates test leads in Continuity R LowQ functions oelects test function
6. Total reactive power vector Qt Q1 Q2 VAr 17 Total apparent power vector St Pe Ot VA 18 Pt Total power factor vector PFtot lt 19 Q Generated active Power 30 Consumed active Power o O A 0 Z E eb Power Power E Qc Generation Consumption 2 DL Capacitive Inductive 180 0 s P Power Power P s Q Generation Consumption p Pfi i LL z 5 Inductive Capacitive ES o C 270 Q Figure 5 5 Vector representation of 4 quadrand power calculus 5 1 3 Vector diagram Vector diagram shows angles of voltages and current vectors in degrees Instrument shows relevant measurements for chosen connection type 2 phase or 3 phase Aaron system Vector diagram measurement procedure Select appropriate connection type see chapter 4 2 1 Connection type Configure clamp settings if needed see chapter 4 2 2 Clamp Settings Select the sub function using function selector and UP DOWN keys Measurements will start automatically Connect test lead and current clamps to the instrument Connect test lead to the item to be measured see Figure 4 3 and Figure 4 4 Embrace wires where current should be measured Press the TEST key to stop the measurement All sub functions will stop Store the result by pressing the MEM key optional Press the TEST key again to start the measurement All sub functions will start
7. otore recall clear tests in memory of instrument 11 MI 2230 VAFMeter Instrument description 3 2 Connector panel 1 2 e ool LR ee e i S N LY N 4 N Oo OO OO Figure 3 2 Connector panel Legend 1 Protection cover 2 Charger socket 3 USBconnector Communication with PC USB 1 1 port A PS 2 Communication with PC serial port and connection to optional connector measuring adapters 5 C1 Current clamp measuring input l4 6 C2 Current clamp measuring input l2 Test connector Measuring inputs outputs Warnings a Maximum allowed voltage between any test terminal and ground is 600 V a Maximum allowed voltage between Test connector terminals is 600 V a Maximum allowed voltage between test terminals C1 C2 is 3 V a Maximum short term voltage of external power supply adapter is 14 V 12 MI 2230 VAFMeter Instrument description 3 3 Back side Figure 3 3 Back panel Legend 1 Battery fuse compartment cover 2 Back panel information label Fixing screws for battery fuse compartment cover Figure 3 4 Battery and fuse compartment Legend 1 Fuse F1 M 315 mA 250 V 2 FuseF2 F4A 500V 3 FuseF3 F4A 500V 4 Serial n
8. VAF Meter MI 2230 Instruction manual Version 1 2 Code no 20 751 916 32 METREL Distributor Manufacturer METREL d d Ljubljanska cesta 77 1354 Horjul Slovenia web site http www metrel si e mail metrel metrel si 2011 METREL The trade name Metrel is trademark registered or pending in Europe and other countries No part of this publication may be reproduced or utilized in any form or by any means without permission in writing from METREL MI 2230 VAFMeter Table of contests Table of contents 1 2 3 4 mirer caw a aac aaa aa aaa acdsee edna ide teeta eed teen a 5 Safety and operational considerattons NENNEN ENEE REE REENEN ERR eere eere 6 2 1 AVarnmgs ahd let 6 22 Balleryand chnarglrig see eiied voi easet ei pe ttd ere oet eite teo errors bete bu a Ebr 8 2 2 1 New battery cells or cells unused for a longer period sseeesssss 9 2 9 tahdards Ap PICO EE 10 Instrument descrip UO D 11 3 1 Del le e ceetvoesortitar ct otenupetat etur vtutirbur vut vous vul et an vtt cea ettotiobarotutiebur vtt ebur out v ar oon 11 Siz XSOhhector Dallelessestwensmntenise ivenac maq tenet ues ubt See 12 9 9 BACK SIG EE 13 SS Display organizaloM ec ascertain ne ERU UEM ID 15 3 4 1 KEV zn e 15 3 4 2 Terminal voltage ele 16 3 4 3 EE EE EE 16 3 4 4 Message e E 16 3 4 5 FO SUE TIN eege 17 3 4 6 EE Ee 17 3 4 7 Backlight and contrast adjustments
9. results Figure 6 2 Save test menu Hemor free 99 64 Memory available for storing results Keys in save test menu TAB Selects the location element Object Block Fuse UP DOWN selects number of selected location element 1 to 199 MEM TEST Saves test results to the selected location dr SERES Exits back without saving Notes The instrument offers to store the result to the last selected location by default If the measurement is to be stored to the same location as the previous one just press the MEM key twice 6 4 Recalling test results Press the MEM key in measurement sub functions when there is no result available for storing or select MEMORY in the SETTINGS menu RECALL RESULTS DETIOBIECT Hz ELOJBLOCK AA RECALL FESULT ds SIS FUZ FLISE Gool Ho 249 E LOM Figure 6 3 Recall menu structure field Figure 6 4 Recall menu measurements selected field selected Keys in recall memory menu structure field selected TAB Selects the location element Object Block Fuse UP DOWN Selects number of selected location element 1 to 199 TEST MEM Enters measurements field Function selector ESC Exits back 39 MI 2230 VAFMeter Data handling Keys in recall memory menu measurements field selected UP DOWN Selects the stored measurement TEST MEM View selected measurement results TAB ESC Returns to installation structure field Function selector Exits
10. 12 23 31 7 Current phase angle Pp 9L p 1 2 3 8 2 MI 2230 VAFMeter Measurements Frequency reading is obtained from 10 cycles as ratio of 10 cycles and the duration of the integer cycles Frequency f n Hz 9 duration _of _10_ cycles 9 1 2 PQS In this sub function standard 2 phase and 3 phase Aaron power measurements can be performed with the instrument PQS measurement procedure Select appropriate connection type see chapter 4 2 7 Connection type Configure clamp settings if needed see chapter 4 2 2 Clamp Settings Select wef sub function using function selector and UP DOWN keys Measurements will start automatically Connect test lead and current clamps to the instrument Connect test lead to the item to be measured see Figure 4 3 and Figure 4 4 Embrace wires where current should be measured Press the TEST key to stop the measurement All sub functions will stop Store the result by pressing the MEM key optional Press the TEST key again to start the measurement All sub functions will start LI LI LI LI LI LI LI LI LI LI Figure 5 3 Power measurement in 2 phase system Displayed results for 2 phase system ZEE TT Active power on L1 channel RUIT EA Active power on L2 channel Elei Reactive power on L1 channel a E Reactive power on L2 channel Od avide Apparent power on L1 channel OF wanted Apparent power on L2 channel Ree Power factor on L1 chann
11. 2230 VAFMeter Technical specifications 8 Technical specifications 8 1 General data Power supply voltade 9 Vpc 6x1 5 V battery or accu size AA Gesn Q typical 20 h Charger socket input voltage 12 V 10 96 Charger socket input current 400 mA max Battery charging current 250 mA internally regulated Overvoltage category 600 V CAT II Protection classification double insulation Pollution degree 2 Protection degree IP 40 UISDIOV xersssisdveutisbiveb ove ii evota tob VO PUdiR 128x64 dots matrix display with backlight Dimensions w x h x d 23 cm x 10 3 cm x 11 5 cm Alegre 1 0 kg without battery cells Reference conditions Reference temperature range 10 C 30 C Reference humidity range 40 RH 70 RH Operation conditions Working temperature range 10 C 50 C Maximum relative humidity 95 RH 0 C 40 C non condensing Storage conditions Temperature range nannaneaenaana 10 C 70 C Maximum relative humidity 90 RH 10 C 40 C 80 RH 40 C 60 C The error in operating conditions could be at most the error for reference conditions specified in the manual for each function 1 of measured value 1 digit unless otherwise speci
12. Enters measurements field for deleting individual measurements Keys in dialog for confirmation to clear results in selected location TEST Deletes all results in selected location Function selector ESC Exits back without changes 6 5 3 Clearing individual measurements Select DELETE RESULTS in MEMORY menu DELETE FESULTS LEJ OEJECT AAZ ELOJBLOCK AHi FUS JFUSE Bel A Ho E 24 2 E LOM Figure 6 9 Menu for clearing individual measurement structure field selected Keys in delete results menu structure field selected TAB Selects the location element Object Block Fuse UP DOWN Selects number of selected location element 1 to 199 MEM Enters measurements field for deleting individual measurements Function selector ESC Exits back without changes Keys in delete results menu measurements field selected UP DOWN Selects measurement TEST Enters dialog box for deleting individual measurement TAB ESC Returns to structure field Function selector Exits back without changes 41 MI 2230 VAFMeter Data handling Keys in dialog for confirmation to clear selected result s TEST Deletes selected measurement result Function selector ESC Exits back without changes IELETE FESULT umENAEEEZSENES DEJ IDB ECT Baz DEJ DB TECT HHZ EL BLOCK BEI ELOJBLOCE Hal FUS FUSE mol FUS FUSE Bel Ho 3 5 Ho 4rd CLEAR RESULT WOLTAGE Ris Figure 6 10 Di
13. Figure 5 12 Example of RLOW result Displayed results T R LOWQ resistance RXETUN TT Result at positive test polarity KN Result at negative test polarity 34 MI 2230 VAFMeter Measurements Keys Function selector Toggles between the main functions UP DOWN Toggles between sub functions Selects the test parameter value TAB Selects the test parameter field TEST Starts the measurement MEM Stores measured results recalls stored results 5 2 2 Continuous resistance measurement with low current In general this function serves as standard Q meter with a low testing current The measurement is performed continuously without polarity reversal The function can also be applied for testing continuity of inductive components Test circuit for continuous resistance measurement Figure 5 13 2 wire test lead application Continuous resistance measurement procedure Select al gis sub function using the function selector and UP DOWN keys Enable and set limit optional Connect test lead to the instrument Compensate the test leads resistance if necessary see chapter 5 2 3 Disconnect from mains supply and discharge the object to be tested Connect the test leads L1 and L1 to the tested object see Figure 5 13 Press the TEST key to begin performing a continuous measurement Press the TEST key to stop measurement Store the result optional
14. LI LI LI LI LI LI LI LI LI LI 30 MI 2230 VAFMeter Measurements Figure 5 6 Vector diagram in 2 phase system Displayed results for 2 phase system let oeren Phase angle of voltage vector U p Phase angle of voltage vector U2 Dicat Phase angle of current vector 15 sevisen Phase angle of current vector l2 Figure 5 7 Vector diagram in 3 phase Aaron system Displayed results for 3 phase Aaron system lUo see incite Phase angle of voltage vector U12 EUER Phase angle of voltage vector U23 Ugg ces Phase angle of voltage vector U3 PN Phase angle of current vector pr Phase angle of current vector l2 gees Phase angle of current vector l3 Keys Function selector Toggles between the main functions UP DOWN Toggles between sub functions TAB Toggles between multiple result screens TEST Starts stops the measurement MEM otores measured results recalls stored results Vector angles are obtained from Fourier transform which is performed on 10 cycle 512 samples long samples stream For detailed explanation about angles calculus see chapter 5 1 1 5 1 4 THD THD screen shows THD total harmonic distortion of voltages currents which are measured by the instrument Instrument shows relevant measurements according to the connection type two phase or three phase Aaron system THD measurement procedure a Select appropriate connection type see chapter 4 2 1 Connection type MI 2230
15. Multiplier 00 5 01 02 5 Resistance to earth EN 61557 5 R 0 04 9999 Open circuit voltage lt ADM Short circuit current lt 20mA CAT Ill 600V Z METREL Ljubljanska 77 SI 1354 Horjul Measuring and Regulation Tel 386 175 58 200 Equipment Manufacturer d d http www metrel si 20 224 832 14 Figure 3 5 Bottom Instrument description MI 2230 VAFMeter Instrument description 3 4 Display organization 3 4 1 Key manipulation Aloltage current power THD ON Continuity Resistance Connection type 2 phase Connection type 3 phase Aaron CLAMP SETTINGS 7 MEMORY r0 00 7 SELECT LANGUAGE F 0 30 BR SD 21 SET DATE TIME te an 1 RETI Time stamp Measured parameters 3 level hierarhical structure 12 438 24 Ser EEEN IHITIAL SETTINGS Contrast Lapn uage Function Parameters will be set to default I YES id d 15 MI 2230 VAFMeter Instrument description Function name Ul 400 6 u 1541 1 Uu 3 i A 90 0 127 2 t 50 0 0H 5 180 05 142 9 Result field 180 0 5 142 393 Li LZ Label field j j j j Battery and charger Figure 3 6 Typical function display A scs Na Function name s OO Jf 0 T Result field Message field R 0 3R R Lt Terminal voltage monitor Figure 3 7 Typical function display
16. VAFMeter Measurements Measurements will start automatically Connect test lead and current clamps to the instrument Connect test lead to the item to be measured see Figure 4 3 and Figure 4 4 Embrace wires where current should be measured Press the TEST key to stop the measurement All sub functions will stop Store the result by pressing the MEM key optional Press the TEST key again to start the measurement All sub functions will start Figure 5 8 THD measurement in 2 phase system Displayed results for 2 phase system thdU4 96 Total harmonic distortion of U expressed in percent of first harmonic thdU V Total harmonic distortion of U expressed in volts thdU2 Total harmonic distortion of U2 expressed in percent of first harmonic thdU2 V Total harmonic distortion of U2 expressed in volts thdl4 96 Total harmonic distortion of l4 expressed in percent of first harmonic thdl A Total harmonic distortion of l4 expressed in volts thdl2 Total harmonic distortion of l4 expressed in percent of first harmonic thdl2 A Total harmonic distortion of l4 expressed in volts Figure 5 9 THD measurement in 3 phase Aaron system Displayed results for three phase Aaron system thdU42 96 Total harmonic distortion of U12 expressed in percent of first harmonic thdU42 V Total harmonic distortion of U11 expressed in volts thdU23 Total harmonic distortion of U23 expressed in percent of first harmo
17. be impaired a Read this user manual carefully otherwise the use of the instrument may be dangerous for the operator the instrument or for the equipment under test a Do not use the instrument or any of the accessories if any damage is noticed a Consider all generally known precautions in order to avoid risk of electric shock while dealing with hazardous voltages a Ifa fuse blows in the instrument follow the instructions in this manual in order to replace it a Do notuse the instrument in AC supply systems with voltages higher than 600 VAC a Service repairs or adjustment of instruments and accessories is only allowed to be carried out by competent authorized personnel a Use only standard or optional test accessories supplied by your distributor a The instrument comes supplied with rechargeable Ni MH battery cells The cells should only be replaced with the same type as defined on the battery compartment label or as described in this manual Do not use standard alkaline battery cells while the power supply adapter is connected otherwise they may explode a Hazardous voltages exist inside the instrument Disconnect all test leads remove the power supply cable and switch off the instrument before opening back cover MI 2230 VAFMeter Safety and operational considerations a All normal safety precautions must be taken in order to avoid risk of electric shock while working on electrical installations AN Warnings rel
18. bonding and joints Two sub functions are available a R LOWO Earth bond resistance measurement according to EN 61557 4 200 mA a CONTINUITY Continuous resistance measurement performed with 7 mA Figure 5 10 200 mA RLOW Q screen Test parameters for resistance measurement TEST Resistance measurement sub function R LOWO CONTINUITY Maximum resistance OFF 0 1 Q 20 0 Q Keys in test parameter field TAB Selects the test parameter to be set or modified UP DOWN Selects test parameter value 33 MI 2230 VAFMeter Measurements 5 2 1 R LOWO 200 mA resistance measurement The resistance measurement is performed with automatic polarity reversal of the test voltage Test circuit for R LOWO measurement Figure 5 11 Junction resistance measurement example Resistance measurement procedure Select 33892149 sub function using the function selector and UP DOWN keys Enable and set limit optional Connect test lead to the instrument Compensate the test leads resistance if necessary see chapter 5 2 3 Disconnect from mains supply and discharge the object to be tested Connect the test leads L1 and L1 to the tested object see Figure 5 77 Press the TEST key to perform the measurement After the measurement is finished store the result by pressing the MEM button optional 4 0 00 Vv R 8 Sk R Lit D
19. digts 30 300 3000 A VAARIK Excluding clamps 0 000 k 9999 k 1 5 of rdg 4 digts l With A 1398 0 000 k 9999 k 4 digits 2 of rdg 4 digts Clamps 10A With A 1395 8 3 5 of rdg 4 digts 30 300 3000 A ln er JaMod oa A D CD O c lt D S JoMod juoJeddy 47 MI 2230 VAFMeter Technical specifications 8 7 Power factor PF 1 00 1 00 8 8 Cos DPF 0 00 1 00 8 9 Phase angle Measuring range Resolution Accuracy 180 0 180 0 8 10 Voltage and current THD Resolution 0 Unange lt THDy lt 20 Urange Unange Voltage range V Resolution O Inange lt THD lt 100 Inange Range Current range A 8 11 Resistance Continuity 8 11 1 Resistance R LOWQ Measuring range according to EN6155 is 0 16 Q 1999 Q Measuring range R Q Resolution Accuracy 0 00 19 99 3 96 of reading 3 digits 20 0 199 9 A 200 1999 Open circuit voltage 6 5 VDC 9 VDC Measuring current min 200 mA into load resistance of 2 Q Test lead compensation up to 5 O The number of possible tests gt 2000 with a fully charged battery Automatic polarity reversal of the test voltage 8 11 2 Resistance CONTINUITY 00 199 DI O 0 0 4 19 9 SC 2 199 fe Open circuit voltage 0 00n00n00naann 6 5 VDC 9 VDC Short circuit current
20. AFMeter Instrument operation 4 2 Settings Different instrument options can be set in the SETTINGS menu Options are a Setting the connection type ice E EHE a Setting the current clamps SELECT LANGUAGE a Recalling and clearing stored results SET DATE TIME a Selection of language a Setting the date and time SE Q Setting the instrument to initial SELECT LANGUAGE E IIIA Esel tuos a Show Instrument data Figure 4 1 Options in Settings menu Keys UP DOWN Selects appropriate option TEST Enters selected option Function selector Exits back to main function menu 4 2 1 Connection type CONNECTION TYPE In Connection type menu instrument z PHASE 3 PHASE Aaron wiring can be selected Figure 4 2 Configuration of connection type Parameters to be set Connection in single phase L1 11 only or two phase four poles systems 20 MI 2230 VAFMeter Instrument operation Device Under Test 3 Phase Aaron Figure 4 4 3 phase Aaron connection Keys UP DOWN Selects appropriate option TEST Confirms selection ESC Function selector Exits back without confirmation 21 MI 2230 VAFMeter Instrument operation 4 2 2 Clamp Settings
21. CLAMP SETTINGS In Clamp settings menu the C1 and C2 measuring inputs can be configured MEM SAVE Figure 4 5 Configuration of current clamp measuring inputs Selection of clamp input Keys UP DOWN Selects current clamp measuring input TEST Enters clamp menu ESC Function selector Exits back Parameters to be set in Clamp menu Model Model of current clamp Measuring range of current clamp Selection of parameters Keys UP DOWN Selects appropriate option TEST Enables changing data of selected parameter MEM Confirms selection ESC Function selector Exits back Changing data of selected parameter Keys UP DOWN Sets parameter TEST Confirms set data MEM Confirms selection ESC Function selector Exits back 22 MI 2230 VAFMeter Instrument operation 4 2 3 Memory In this menu the stored data can be recalled and deleted See chapter 6 Data handling for more information SEL IS ALL MEMORY L ka C CLEAR Figure 4 6 Memory menu Keys UP DOWN Selects option TEST Enters selected option ESC Function selector Exits back 4 2 4 Language In this menu the language can be set ELECT LANGUAGE Figure 4 7 Language selection Keys UP DOWN Selects language TEST Confirms selected language and exits to settings menu ESC Function selector Exits back without confirmation 4 2 5 Date and time In this menu date and time can be set Figure 4 8 Setti
22. ace cable Switch on the PC and the instrument Run the EurolinkPRO program The PC and the instrument will automatically recognize each other The instrument is prepared to download data to the PC The program EurolinkPRO is a PC software running on Windows XP Windows Vista and Windows 7 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 using the USB interface Refer to USB installation instructions available on installation CD 43 MI 2230 VAFMeter Maintenance 71 Maintenance Unauthorized persons are not allowed to open the VAFMeter instrument There are no user replaceable components inside the instrument except the battery and fuse under rear cover 7 1 Fuse replacement There is a fuse under back cover of the instrument a F1 M 0 315 A 250 V 20x5 mm This fuse protects internal circuitry for continuity functions if test probes are connected to the mains supply voltage by mistake during measurement a F2 F 4 A 500 V 32x6 mm This fuse protects internal circuitry for continuity functions if test probes are connected to the mains supply voltage by mistake during measurement a F3 F 4 A 500 V 32x6 mm This fuse protects internal circuitry for continuity functions if test probes are connected to the mains supply voltage by mistake during measurement Warnings A Disconnect all measuring accessory and switc
23. alog for confirmation Figure 6 11 Display after measurement was cleared 6 5 4 Renaming installation structure elements Default structure elements are Object Block and Fuse In the PCSW package Eurolink PRO default names can be changed with customized names that corresponds the measured object Refer to PCSW Eurolink PRO HELP menu for information how to upload customized names structure to the instrument RECALL FESULT OET APFARTMENT 1 ELO MAIN BOARD A FUSIEITCHEN Figure 6 12 Example of menu with customized installation structure names 6 6 Communication Stored results can be transferred to a PC A special communication program on the PC automatically 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 selects the communication mode according to detected interface USB interface has priority PS 2 RS 232 cable minimum connections 1 to 2 4 to 3 3 to 5 PS 2 for MI 2230 9 pin D female for PC Figure 6 13 Interface connection for data transfer over PC COM port 42 MI 2230 VAFMeter Data handling How to transfer stored data RS 232 communication connect a PC COM port to the instrument PS 2 connector using the PS 2 RS232 serial communication cable USB communication connect a PC USB port to the instrument USB connector using the USB interf
24. ated to measurement functions Voltage current power THD metering a The user can browse through all sub functions while the measurements are running Pressing the TEST key starts stops all sub functions a Before starting any measurement the current Clamp settings and Connection type in Settings menu should be checked Select appropriate current clamp model and measuring range that are best fitted to the expected current values a Consider polarity of current clamp arrow on test clamp should be oriented toward connected load otherwise result will be negative Continuity functions a Continuity measurements should only be performed on de energized objects a Parallel impedances or transient currents may influence test results MI 2230 VAFMeter Safety and operational considerations 2 2 Battery and charging The instrument uses six AA size alkaline or rechargeable Ni MH battery cells Nominal operating time is declared for cells with nominal capacity of 2100 mAh Battery condition is always displayed in the lower right display part In case the battery is too weak the instrument indicates this as shown on Figure 2 1 This indication appears for a few seconds and then the instrument turns itself off TOO LOW Gl Figure 2 1 Discharged battery indication The battery is charged whenever the power supply adapter is connected to the instrument The power supply socket polarity is shown on Figure 2 2 Internal circuit cont
25. back E LONG rD 00 Fs B E k 16 Di Figure 6 5 Example of recalled measurement result Keys in recall memory menu measurement results are displayed HELP Toogles between multiple result screens TEST MEM Returns to measurements field Function selector ESC Exits back 6 5 Clearing stored data 6 5 1 Clearing complete memory content select CLEAR ALL MEMORY in MEMORY menu A warning will be displayed CLEHR i d LO All saved results Will be los Figure 6 6 Clear all memory menu Keys in clear all memory menu UP DOWN selects YES or NO TEST Confirms clearing memory if YES is selected Exits back without changes if NO is selected Function selector ESC Exits back without changes CLEARING MEMORY Figure 6 7 Clearing memory in progress 40 MI 2230 VAFMeter Data handling 6 5 2 Clearing measurement s in selected location Select DELETE RESULTS in MEMORY menu DELETE REGUIL TC DETIOBRIECT Baz DELETE FESULT 2 DEJ E JECT ae ELOJBLOCK Hl gt FUS FUSE bel Ho 5 Figure 6 8 Clear measurements menu data structure field selected Keys in delete results menu structure field selected TAB Selects the location element Object Block Fuse UP DOWN Selects number of selected location element 1 to 199 TEST Enters dialog box for deleting all measurements in selected location and its sub locations Function selector ESC Exits back without changes MEM
26. e 5 15 Press the HELP CAL key to compensate leads resistance Press TEST to verify compensation 36 MI 2230 VAFMeter Measurements Displayed results CAL ial eM Test leads compensated LHL eent Test leads not compensated Key HELP CAL Starts compensation of test leads resistance procedure CALIBRATION CALIBRATION e s E Figure 5 16 Result with old calibration Figure 5 17 Result with new calibration value value Note a The highest value for lead compensation is 5 Q If the resistance is higher the compensation value is set back to default value CAL is displayed if no calibration value is stored 37 MI 2230 VAFMeter Data handling 6 Data handling 6 1 Memory organization Measurement results together with all relevant parameters can be stored in the instrument s memory After the measurement is completed results can be stored to the flash memory of the instrument together with the sub results and function parameters 6 2 Data structure The instrument s memory place is divided into 3 levels each containing 199 locations The number of measurements that can be stored into one location is not limited The data structure field describes the location of the measurement which object block fuse and where can be accessed In the measurement field there is information about type and number of measurements that belong to the selected structure element object and block and fuse The main adva
27. ed Voltages Currents Frequency Active reactive and apparent powers Phase angles cos and power factors Resistance Continuity tests LU UU UL The graphics display with backlight offers easy reading of results indications measurement parameters and messages The operation of the instrument is designed to be as simple and clear as possible and no special training except for the reading this instruction manual is required in order to begin using the instrument In order for operator to be familiar enough with performing measurements in general and their typical applications it is advisable to read Metrel handbook Modern Power Quality Measurement Techniques The instrument is equipped with the entire necessary accessory for comfortable testing MI 2230 VAFMeter Safety and operational considerations 2 Safety and operational considerations 2 1 Warnings and notes In order to maintain the highest level of operator safety while carrying out various tests and measurements Metrel recommends keeping your VAFMeter instrument in good condition and undamaged When using the instrument consider the following general warnings A General warnings related to safety a The A symbol on the instrument means Read the Instruction manual with special care for safe operation The symbol requires an action a If the test equipment is used in a manner not specified in this user manual the protection provided by the equipment could
28. el Eu GE Power factor on L2 channel DPF4 Displacement power factor Cosq on L1 channel DEP sss Displacement power factor Cosq5 on L2 channel 28 MI 2230 VAFMeter Measurements Figure 5 4 Power measurements in 3 phase Aaron system Displayed results for 3 phase Aaron system Poteras Total active power ar eee Total reactive power d TETE Total apparent power ETT Total Power factor Keys Function selector Toggles between the main functions UP DOWN Toggles between sub functions TEST Starts stops the measurement MEM otores measured results recalls stored results All active power measurements represent RMS values of the 512 samples of instantaneous power over a 10 cycle time interval Phase active 1024 d 1024 W PE 10 fr Ebo 1024 amp Vri lo INL pr f Apparent and reactive power power factor and displacement power factor Cos q are calculated according to the following equations Phase apparent power U I VA p 1 2 11 Phase reactive power Q Sign Q JS P MA p 1 2 12 1 9 0 180 Sign of reactive power Sign Q p 1 2 13 1 9 e 0 180 P Phase power factor PF SCH p 1 2 14 P DPF Cos oi Coso Cos gu gi p 1 2 15 Total active reactive and apparent power and total power factor are calculated according to the following equations Total active power Pt P1 P2 IW 16 29 MI 2230 VAFMeter Measurements
29. fied in the manual for particular function 8 2 Voltage Measuring range V Resolution V Crest factor 10 0 600 0 0 5 of reading 3 digits Result Ivpe True r m s trms Input impedance eee 8 8 MQ Nominal frequency rangde DC 45 Hz 65 Hz 8 3 Frequency Measuring range Hz Resolution Hz 45 00 65 00 MI 2230 VAFMeter Technical specifications Frequency is measured on voltage channel L1 if present Otherwise frequency of current channel 1 is measured 8 4 Current A 1398 10A current clamps Measuring range A Resolution mA Accuracy 10 00 19 99 10 1 5 of reading 2 digits Result bvpe True r m s trms Input resistance 10 Q 8 5 Current A 1395 flex clamps Range 3 0 29 9 A 3 of reading 2 digits 300 A 30 0 299 9 A 3 of reading 2 digits 3000 A 300 0 A 999 9 A 0 1 NW ee 000 A 6000 A Sieg Mita Result bvpe True r m s trms Input resistance 2f KQ 8 6 Power W VA Var nner emer W VAr VA Excluding clamps 0 000 k 9999 k 1 5 of rdg 4 digts 5 With A 1398 0 000 k 9999 k 4 digits 2 of rdg 4 digts Clamps 10A With A 1395 3 5 96 of rdg 4 digts 30 300 3000 A PEERS 3932K Excluding clamps 0 000 k 9999 k 1 5 9o of rdg 4 digts 3 With A 1398 0 000 k 9999 k 4 digits 2 of rdg 4 digts Clamps 10A With A 1395 8 3 5 of rdg 4
30. h off the instrument before opening battery fuse compartment cover hazardous voltage inside a Replace blown fuse with original type only otherwise the instrument may be damaged and or operator s safety impaired Position of fuse can be seen in Figure 3 6 in chapter 3 3 Back side 7 2 Cleaning No special maintenance is required for the housing To clean the surface of the instrument use a soft cloth slightly moistened with soapy water or alcohol Then leave the instrument to dry totally before use Warnings a Do not use liquids based on petrol or hydrocarbons a Do not spill cleaning liquid over the instrument 7 3 Periodic calibration It is essential that the test instrument is regularly calibrated in order that the technical specification listed in this manual is guaranteed We recommend an annual calibration Only an authorized technical person can do the calibration Please contact your dealer for further information 7 4 Service For repairs under warranty or at any other time please contact your distributor 44 MI 2230 VAFMeter Maintenance 7 5 Upgrading the instrument The instrument can be upgraded from a PC via the RS 232 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 software and the communication cable as shown on Figure 6 13 Please contact your dealer for more information 45 MI
31. handbook Set of carrying straps 3 5 2 Optional accessories See the attached sheet for a list of optional accessories that are available on request from your distributor 18 MI 2230 VAFMeter Instrument operation 4 Instrument operation 4 1 Function selection For selecting test function the FUNCTION SELECTOR shall be used Keys Select test measurement function FUNCTION 4 lt VAF gt Voltage and frequency phase sequence power THD SELECTOR a RLOWO Resistance of earth connections and bondings a SETTINGS General instrument settings UP DOWN Selects sub function in selected measurement function TAB Selects the test parameter to be set or modified Selects screen to be viewed if results are split into more screens TEST Runs selected test measurement function MEM Stores measured results recalls stored results ESC Returns back to higher levels Keys in test parameter field UP DOWN Changes the selected parameter TAB Selects the next measuring parameter Function selector Toggles between the main functions MEM otores measured results recalls stored results General rule regarding enabling parameters for evaluation of measurement test result OFF No limit values indication __ Parameter Value s results will be marked as PASS or FAIL in ON SE accordance with selected limit See chapter 5 for more information about the operation of the instrument test functions 19 MI 2230 V
32. i u V pg 12 23 31 2 j l The instrument has 7 voltage ranges internally which are switched automatically regarding the measured voltage Current values are measured according to the following equation 1 1024 Phase current I YI A p 1 2 3 ra BP 3 j l The instrument has 4 current ranges internally which are switched automatically regarding the measured current Measurement of phase angles is performed on fundamental components of current and voltage Synchronization channel voltage U41 U12 or current l4 is drawn on positive x axis and has angle zero In 2 phase connection phase angles are measured between 26 MI 2230 VAFMeter Measurements voltage and current voltages U4 and U2 and currents l and l2 according to the figure and formulas bellow De S e L2 L1 5 2 j2 Voltage to current phase angle 9 U U P p 1 2 4 Voltage to voltage phase angle o 9 U U l 5 Current to current phase angle o 9 9 1 PI 6 In 3 phase Aaron connection angles shown on instrument represents voltage and current angles of voltages and current vectors in vector diagram Synchronization channel voltage U42 or current 4 is drawn on positive x axis and has angle zero Figure bellow graphically represents phase angles values and its meanings x Us U Load Voltage phase angle Qu 9 U L pg
33. iessenssinins Frequency of voltage U4 If U4 is to low frequency of l4 is shown EE Phase angle between voltages U4 and U2 Diecast Phase angle between currents l4 and l2 Figure 5 2 UIf measurement in 3 phase Aaron system 25 MI 2230 VAFMeter Measurements Displayed results for three phase Aaron system OV Z esses Measured voltage between phases L1 and L2 leben Measured voltage between phases L2 and L3 BS eee Calculated voltage between phases L3 and L1 KE Measured current I on phase L1 Dosono Current calculated l2 on phase L2 eegene Measured current l3 on phase L3 u42 Phase angle of voltage U42 ua Phase angle of voltage U23 Qua1 Phase angle of voltage Us UK E Phase angle of current 12 on phase L1 ioa Phase angle of current l23 on phase L2 OT Phase angle of current I3 on phase L3 Diss Frequency of voltage U42 If U12 is to low freq of current on phase L1 is shown Keys Function selector Toggles between the main functions UP DOWN Toggles between sub functions TAB Toggles between multiple result screens TEST Starts stops the measurement MEM otores measured results recalls stored results All voltage and current measurements represents RMS values of 512 samples of the voltage magnitude over a 10 cycle time interval Voltage values are measured according to the following equation Phase voltage U E V p 1 2 1 1024 Phase to phase voltage Upg u
34. llor EE 42 SE ie dE uer EE 44 7 1 PUSS elen E EE 44 1 2 Cleaning ee 44 ko Ee Le lee Met Ee EE 44 JE iic ttr 44 Fo Upgrading the IistPrielil rsrsrsr eiouer evel sta datei ated ada stecepalstisdaD aiuta odo spa anus 45 8 Technical specifications leeeeeeeeeeeseenee nennen nne nn nnn nnn nn nnne nnn anas 46 Gel ee e Re E 46 oM MM Le 46 cfe MM i es e n 46 8 4 Current A 1398 10A current Campe 4T 8 5 Current A 1395 flex dampel nennen 47 O D POWE W WAG VAN aee E 47 Or POWCFIACIOR EE 48 88 OGOSqQeDPEPu esiti risen e nitur iti me dtc rime meet em 48 99 Phase ne TETTE UU 48 6 10 Vollage ard curent IPD ee dee irae obe E E Es 48 O41 Resistance 7 CONUMUNY gege 48 OLI T 3esistalce I LOW aiii tici Ie d tat ribera idc 48 8 11 2 Jdxesistance CONTINUITY ni RR uva ve md eon Dd vetus dU Ba iue 48 MI 2230 VAFMeter Preface 1 Preface Congratulations on your purchase of the VAFMeter Volt Ampere Phase Meter instrument and its accessories from METREL The instrument was designed on a basis of rich experience acquired through many years of dealing with electric installation test equipment The VAFMeter instrument is professional multifunctional hand held test instrument intended to perform measurements required in order for a total inspection of electrical installations and devices in buildings and industry The following measurements and tests can be perform
35. lls that have been left unused for a longer period more than 3 months Ni MH cells can be subjected to these chemical effects sometimes called the memory effect As a result the instrument operation time can be significantly reduced during the initial charging discharging cycles of the batteries In this situation Metrel recommend the following procedure to improve the battery lifetime Procedure Notes gt Completely charge the battery At least 14h with in built charger This can be performed by using the gt Completely discharge the battery instrument normally until the instrument is fully discharged Repeat the charge discharge cycle Four cycles are recommended in order to at least 2 4 times restore the batteries to their normal capacity Notes a The charger in the instrument is a pack cell charger This means that the battery cells are connected in series during the charging The battery cells have to be equivalent same charge condition same type and age a One different battery cell can cause an improper charging and incorrect discharging during normal usage of the entire battery pack it results in heating of the battery pack significantly decreased operation time reversed polarity of defective cell a If no improvement is achieved after several charge discharge cycles then each battery cell should be checked by comparing battery voltages testing them in a cell charger etc It is very likely that onl
36. ng date and time Keys TAB Selects the field to be changed UP DOWN Modifies selected field TEST Confirms new setup and exits ESC Function selector Exits back without confirmation 23 MI 2230 VAFMeter Instrument operation Warning a If the batteries are removed for more than 1 minute the set time and date will be lost 4 2 6 Initial settings INITIAL SETTINGS In this menu the instrument settings and measurement parameters and limits can be set to initial factory values ML Figure 4 9 Initial settings dialogue Keys UP DOWN Selects YES or NO TEST Restores default settings if YES selected Exits back without changes if NO selected ESC Function selector Exits back without changes Warning a Customized settings will be lost when this option is used a Ifthe batteries are removed for more than 1 minute the custom made settings will also be lost The default setup is listed below Instrument setting Default value Contrast As defined and stored by adjustment procedure English Clamp settings Model A1398 Range 10A Connection type Function Sub function Parameters limit value Low Ohm Resistance R LOWQ No limit CONTINUITY No limit Note a Initial settings reset of the instrument can be recalled also if the TAB key is pressed while the instrument is switched on 24 MI 2230 VAFMeter Measurements 5 Measurements 5 1 Voltage current power THD frequenc
37. nic thdU23 V Total harmonic distortion of U23 expressed in volts thdUs4 96 Total harmonic distortion of U3 expressed in percent of first harmonic thdU3 V Total harmonic distortion of U3 expressed in volts thdl42 96 Total harmonic distortion of current l4 on L1 in percent of first harmonic thdl42 A Total harmonic distortion of current l4 on L2 in amperes thdlo3 Total harmonic distortion of current l2 on L2 in percent of first harmonic thdl23 A Total harmonic distortion of current l2 on L2 in amperes thdla4 96 Total harmonic distortion of current l3 on L3 in percent of first harmonic thdla4 A Total harmonic distortion of current l3 on L3 in amperes Keys Function selector Toggles between the main functions 32 MI 2230 VAFMeter Measurements UP DOWN Toggles between sub functions TAB Toggles between multiple result screens TEST Starts stops the measurement MEM otores measured results recalls stored results Total harmonic distortion is calculated according to the following calculus 25 Total voltage harmonic distortion THD p 1 2 3 20 25 2 Total voltage harmonic distortion V THD Sun D Ee n 2 o LA p 25 L h Total current harmonic distortion THD gt 2 spe 1 2 3 21 25 Total current harmonic distortion A THD ld h jJ p 1 2 3 22 n 2 5 2 Resistance of connections The resistance measurement is performed in order to ensure good
38. ntages of this system are a Test results can be organized and grouped in a structured manner that reflects the structure of typical electrical installations a Customized names of data structure elements can be uploaded from EurolinkPRO PCSW a Simple browsing through structure and results a Test reports can be created with no or little modifications after downloading results to a PC FECALL FESULTS DEJ B TIECT Bel ELOJBLOCK Gool FUSIFUSE Bel AO Zei RE LOM Figure 6 1 Data structure and measurement fields Data structure field Memory operation menu Data structure field a 1 level OBJECT al OBJECT Default location name object and its successive number a 2 level BLOCK op BLOCK Default location name block and its successive number a 3 level FUSE Default location name fuse and its successive FUSE HB number a 001 No of selected element No of measurements in selected location Ho 28 E1121 No of measurements in selected location and its sub locations 38 MI 2230 VAFMeter Data handling Measurement field R LOWS Type of stored measurement in the selected location Ha f 245 No of selected test result No of all stored test results in di selected location 6 3 Storing test results After the completion of a test the results and parameters are ready for storing LS icon is displayed in the information field By pressing the MEM key the user can store the
39. nu contains schematic diagrams for illustrating how to properly connect the instrument to electric installation After selecting the measurement you want to perform press the HELP key in order to view the associated Help menu Help menus is not available in LowQ Continuity functions as HELP key is used for calibration Keys in help menu UP DOWN Selects next previous help screen TAB Scrolls through help screens ESC Function selector Exits help menu HELF COMTE LOHS Figure 3 8 Examples of help screens 3 4 7 Backlight and contrast adjustments With the BACKLIGHT key backlight and contrast can be adjusted Click Toggles backlight intensity level Locks high intensity backlight level until power is turned off or the key is pressed again Keep pressed for 2s Bargraph for LCD contrast adjustment is displayed Keep pressed for 1 s 17 MI 2230 VAFMeter Instrument description LCD CONTRAST SE Figure 3 9 Contrast adjustment menu Keys for contrast adjustment DOWN Reduces contrast UP TEST Increases contrast Accepts new contrast 3 5 Instrument set and accessories 3 5 1 Standard set MI 2230 Instrument Instruction manual Calibration Certificate Test lead 4 x 1 5 m Test probe 4 pcs Two A 1398 10 A current clamps Crocodile clip 4 pcs set of NiMH battery cells Power supply adapter CD with instruction manual EuroLink Software and Modern Power Quality Measurement Techniques
40. rols charging and assures maximum battery lifetime e Figure 2 2 Power supply socket polarity The instrument automatically recognizes the connected power supply adapter and begins charging the batteries if they are present Symbols Indication of connected power d supply and battery charging if batteries are present Figure 2 3 Charging indication m A When connected to an installation the instruments battery compartment can contain hazardous voltage inside When replacing battery cells or before opening the battery fuse compartment cover disconnect any measuring accessory connected to the instrument and turn off the instrument a Ensure that the battery cells are inserted correctly otherwise the instrument will not operate and the batteries could be discharged a If the instrument is not to be used for a long period of time remove all batteries from the battery compartment a Alkaline or rechargeable Ni MH batteries size AA can be used Metrel recommends only using rechargeable batteries with a capacity of 2100mAh or above a Do not recharge alkaline battery cells a Use only power supply adapter delivered from the manufacturer or distributor of the test equipment to avoid possible fire or electric shock MI 2230 VAFMeter Safety and operational considerations 2 2 1 New battery cells or cells unused for a longer period Unpredictable chemical processes can occur during the charging of new battery cells or ce
41. umber label o X Battery cells oize AA alkaline rechargeable NiMH 13 MI 2230 VAFMeter Legend 1 2 3 Bottom information label Neck belt openings Handling side covers Continuity R Low EN 61557 4 R 0 12 1999 Test current min 200mA at 2 Open circuit voltage 6 5V 0119 0V Continuity 7mA R 00 19000 Test current max 8 5mA Open circuit voltage 6 5V 9 0V Insulation resistance EN 61557 2 R 0 18M 1900 OM UN 50Vew 100 Ve 250 Ve R 0 12M 999M1 Un 500V 1kV U OV 5 1200V Nominal voltages 100V 250V 500V 1kV Measuring current min 1mA at RNZUN 11k M Short circuit current lt 3mA Line impedance EN 61557 3 RL N L 0 17 19990 IPsc 0 20A 1 4KA v Nominal voltage 100V 440V 15Hz 500Hz Fault loop impedance EN 61557 3 Ree 0 17 1999 IPrc 0 14A v 0 1 4kA Nominal voltage 100V 264V 15Hz 500Hz Voltage frequency U OV O 440V f 15Hz 500Hz Phase rotation EN 61557 7 Nominal voltage 100V 440V 15Hz PO0Hz Results 1 2 3 or 2 1 3 RCD EN 61557 6 Ic 10mA 30mA 100mA 300mA 500mA 1A Nominal voltage 100V 1 264V 15Hz 1500Hz Contact voltage Uc 0 Dese 100 0V Rs 0 00 10 00k Rs Uc lin Tripping time non delayed time delayed RCDs 1 0ms 300ms 500ms 2 0ms 1 150ms 200ms 5 0ms 40ms 150ms Uc 0 0V 1100 0V Tripping current 1 0 20 iN O 1 1 0l N AC 01 50 bn A t Oms O 300ms Uc 0 0V 100 0V
42. y and phase sequence 5 1 1 UIF UIF screen shows RMS root means square voltages currents and phase angles which are measured by the instrument Instrument show relevant measurements for chosen connection type 2 phase or 3 phase Aaron system UIF measurement procedure Select appropriate connection type see chapter 4 2 1 Connection type Configure clamp settings if needed see chapter 4 2 2 Clamp Settings Select the IS sub function using function selector and UP DOWN keys Measurements will start automatically Connect test lead and current clamps to the instrument Connect test lead to the item to be measured see Figure 4 3 and Figure 4 4 Embrace wires where current should be measured Press the TEST key again to stop the measurement All sub functions will stop Store voltage measurement result by pressing the MEM key optional Press the TEST key to start again the measurement All sub functions will start LI LI LI LI LI LI LI LI LI LI 30 8 2 0 Du 50 0 0Hz 120 075 150 1 Figure 5 1 Ulf measurement in 2 phase system Displayed results for 2 phase system D MEM RMS Voltage between L1 and L1 conductors d DNE RMS Voltage between L2 and L2 conductors liegen Current measured on l4 current clamps De Current measured on l2 current clamps QUA esses Phase angle between voltage U and current l4 fundamentals QU2 12 Phase angle between voltage U and current l2 fundamentals T ae
43. y some of the battery cells are deteriorated a The effects described above should not be confused with the normal decrease of battery capacity over time Battery also loses some capacity when it is repeatedly charged discharged Actual decreasing of capacity versus number of charging cycles depends on battery type This information is provided in the technical specification from battery manufacturer MI 2230 VAFMeter Safety and operational considerations 2 3 Standards applied The VAFMeter instrument is manufactured and tested in accordance with the following regulations Electromagnetic compatibility EMC EN 61326 Electrical equipment for measurement control and laboratory use EMC requirements Class B Hand held equipment used in controlled EM environments Safety LVD EN 61010 1 EN 61010 2 030 EN 61010 031 EN 61010 2 032 Safety requirements for electrical equipment for measurement control and laboratory use Part 1 General requirements Safety requirements for electrical equipment for measurement control and laboratory use Part 2 030 Particular requirements for testing and measuring circuits Safety requirements for hand held probe assemblies for electrical measurement and test Safety requirements for electrical equipment for measurement control and laboratory use Part 2 032 Particular requirements for hand held and hand manipulated current sensors for electrical test and measurement

"user manual"

Contents

Download Pdf Manuals

Related Search

Related Contents

&quot;user manual&quot;

Contents

Download Pdf Manuals

Related Search

Related Contents

"user manual"