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EurotestPV Lite 

MI 3109 

Instruction manual

 

Version 1.6.2, Code no. 20 752 022 

 

 

Summary of Contents for EurotestPV Lite

Page 1: ...EurotestPV Lite MI 3109 Instruction manual Version 1 6 2 Code no 20 752 022...

Page 2: ...ent meets the requirements of the EU European Union concerning safety and electromagnetic compatibility regulations 2013 2017 METREL The trade names Metrel Smartec Eurotest Autosequence are trademarks...

Page 3: ...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 Initial settings 22 4 4 5 Clamp Settings 23 4 4 6 Synchronization A 1378 PV Remote unit 23 4 4 7 Solar settings...

Page 4: ...RFID reader 59 6 6 Communication 60 6 6 1 USB and RS232 communication 60 6 6 2 Bluetooth communication 61 7 Upgrading the instrument 63 8 Maintenance 64 8 1 Fuse replacement 64 8 2 Cleaning 64 8 3 Pe...

Page 5: ...V systems Voltages currents and power in PV systems Inverter and PV panels Calculation of efficiencies and STC values in PV systems Uoc Isc measurements Environmental parameters Temperature and Irradi...

Page 6: ...risk of electric shock while dealing with hazardous voltages If a fuse blows follow the instructions in this manual in order to replace it Use only fuses that are specified Do not use the instrument i...

Page 7: ...instrument Test tips have removable caps If they are removed the protection falls to CAT II Check markings on accessories cap off 18 mm tip CAT II up to 1000 V cap on 4 mm tip CAT II 1000 V CAT III 6...

Page 8: ...panel string array Positive and earth Continuity functions If a voltage of higher than 10 V AC or DC is detected between test terminals the continuity resistance test will not be performed Before perf...

Page 9: ...battery 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 instrum...

Page 10: ...is 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 compar...

Page 11: ...2 032 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...

Page 12: ...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 minutes after the last key was...

Page 13: ...asuring input for external probes 7 PS 2 connector Communication with PC serial port Connection to optional measuring adapters Connection to barcode RFID reader Connection to Bluetooth dongle Warnings...

Page 14: ...nd 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 Legend 1 Fuse F2 F3 FF 315 mA 1000 V d c B...

Page 15: ...440V f 15Hz 500Hz Phase rotation EN 61557 7 Nominal voltage 100V 440V 1 00 Results 1 2 3 or 2 1 3 5Hz 5 Hz RCD EN 61557 6 I 10mA 30mA 100mA 300mA 500mA 1A Nominal voltage 100V 264V 15Hz 500Hz R Low EN...

Page 16: ...MI 3109 EurotestPV Lite Instrument description 16 3 4 2 Optional accessories See the attached sheet for a list of optional accessories that are available on request from your distributor...

Page 17: ...ead should be used for the test 4 1 2 Battery indication The battery indication indicates the charge condition of battery and connection of external charger Battery capacity indication Low battery Bat...

Page 18: ...nal DC voltage is detected Measurements are blocked Fuse is broken 4 1 4 Results Measurement result is inside pre set limits PASS Measurement result is out of pre set limits FAIL 4 1 5 Help screens HE...

Page 19: ...xits without changes 4 2 Function selection For selecting test measurement function within each test mode the FUNCTION SELECTOR keys shall be used Keys Function selector Selects test measurement funct...

Page 20: ...nu SINGLE TEST individual tests AUTOTEST test sequence acc to IEC EN 62446 SETTINGS Instrument settings Figure 4 3 Main menu Keys Selects appropriate option TEST Enters selected option 4 4 Settings Di...

Page 21: ...Figure 4 6 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 change...

Page 22: ...If the batteries are removed for more than 1 minute the custom made settings will be lost The default setup is listed below Instrument setting Default value Language English Contrast As defined and st...

Page 23: ...irms set data ESC Disable changing data of selected parameter Function selector Exits back to main menu without changes Note Measuring range of the instrument must be considered Measurement range of c...

Page 24: ...ime and date will be uploaded to the PV Remote unit RESULT Values of measured environmental parameters will be downloaded to the instrument Saved STC results will be corrected accordingly Keys Selects...

Page 25: ...n be also created on the PC or mobile device and then sent to the instrument PCSW EurolinkPRO and some Android applications support this feature Figure 4 13 PV module settings menu Parameters of PV mo...

Page 26: ...type OVERWRITE Enters menu for storing changed data of selected PV module type DELETE Deletes selected PV module type DELETE ALL Deletes all PV module types Keys Selects option TEST Enters selected me...

Page 27: ...V cell Pyran Irr min Minimal valid solar irradiance for calculation 500 1000 W m2 T sensor Temperature for calculation Tamb Tcell Mod Ser Number of modules in serial 1 30 Mod Par Number of modules in...

Page 28: ...If detected PV Safety Probe has priority Keys Selects option TEST Confirms selected option and exits back to settings menu ESC Exits back to settings menu without changes Function selector Exits back...

Page 29: ...UP DOWN Selects option TEST Confirms selected option ESC Exits back to Settings menu Function selector Exits back to main menu without changes 4 4 9 2 Searching for the Metrel Powermeter with Bluetoot...

Page 30: ...ate properly Figure 4 22 Menu for initialization of Bluetooth dongle s INIT BT DONGLES EurotestPV Lite Initializes Bluetooth dongle for EurotestPV Lite instrument PowerQ series Initializes Bluetooth d...

Page 31: ...ge and beep Following message is displayed if dongle was initialized properly EXTERNAL BT DONGLE SEARCHING OK 6 The successfully initialized Bluetooth dongle A 1436 is now ready to be connected to a M...

Page 32: ...panel string array negative and earth followed by a test between panel string array positive and earth See chapter 4 2 Function selection for instructions on key functionality The input voltage is di...

Page 33: ...ent double click for continuous measurement and later press to stop the measurement After the measurement is finished wait until tested item is fully discharged Store the result by pressing the MEM ke...

Page 34: ...surement performed with 7 mA See chapter 4 2 Function selection for instructions on key functionality Figure 5 5 200 mA RLOW Test parameters for resistance measurement TEST Resistance measurement sub...

Page 35: ...igure 5 7 Example of RLOW result Displayed result R R LOW resistance R result at positive polarity R result at negative test polarity U actual voltage on test inputs 5 2 2 Continuous resistance measur...

Page 36: ...ce This chapter describes how to compensate the test leads resistance in both continuity functions R LOW and CONTINUITY Compensation is required to eliminate the influence of test leads resistance and...

Page 37: ...strument one DC and one AC signal can be measured at the same time For 3 phase inverters one DC and three AC signals can be measured at the same time with a combination of a Metrel Powermeter and the...

Page 38: ...Measurements 38 Connection for PV inverter measurement Figure 5 15 Connection with universal PV test lead DC side Figure 5 16 Connection with universal PV test lead AC side Figure 5 17 Connection with...

Page 39: ...EurotestPV Lite Measurements 39 Figure 5 18 Connection with PV Safety Probe AC side Figure 5 19 Connection with A 1385 AC and DC sides Figure 5 20 Connection to Metrel Powermeter for 3 phase AC measu...

Page 40: ...using the function selector keys and keys Connect PV safety probe and current clamp to the instrument see figures 5 15 to 5 18 or Connect PV test lead A 1385 and current clamps to the instrument see f...

Page 41: ...asurement results on the Powermeter best to be in Power measurements menu Press the TEST key to perform the measurement Results from both instruments are displayed on the EurotestPV Lite screen A C me...

Page 42: ...instruction manual Contact Metrel or distributor for detailed information which Metrel Powermeters are suitable for this measurement 5 4 PV panel test PV panel test is intended to check proper operat...

Page 43: ...cedure Select PANEL sub function using the function selector keys Connect universal PV test lead PV safety probe current clamp s and sensors to the instrument see Figure 5 27 and Figure 5 28 Connect a...

Page 44: ...ts Notes Before starting the PV measurements settings of PV module type and PV test parameters should be checked For calculation of STC results PV module type PV test parameters Uoc Isc Irr and Tcell...

Page 45: ...rameters Select ENV function and MEAS sub function using the function selector keys and keys Connect environmental probes to the instrument see Figure 5 31 Connect probes to the item to be tested seeF...

Page 46: ...g of environmental parameters Exits menu for changing selected parameter without changes Figure 5 33 Example of manually entered results Displayed results Irr Tamb or Tcell are the same as if measured...

Page 47: ...nect universal PV test lead PV safety probe and sensors optional to the instrument see Figure 5 35 and Figure 5 36 Connect accessories to the item to be tested see Figure 5 35 and Figure 5 36 Check va...

Page 48: ...er to Appendix E for further information The Irr and T measurements should be carried out immediately before the Uoc Isc test Environmental conditions must be stable during the tests For best results...

Page 49: ...the function selector keys and keys Check or set PV module and PV testing parameters and limits optional Connect universal PV test lead PV safety probe to the instrument Connect environmental probes t...

Page 50: ...test Environmental conditions must be stable during the tests For best results PV remote unit A 1378 should be used 5 8 Automatic measurement procedure according to IEC EN 62446 Auto The Auto functio...

Page 51: ...the instrument optional Connect accessories to the PV system see Figure 5 43 Press the TEST key to perform the measurement After the measurement is finished wait until tested item is fully discharged...

Page 52: ...Measurement of cell temperature before test The standard IEC 61829 recommends procedure for choosing and recording appropriate conditions for measurement One of the recommendations is that the temper...

Page 53: ...number of measurements that belong to the selected structure element object and inverter and string and panel The main advantages of this system are Test results can be organized and grouped in a str...

Page 54: ...uccessive number 001 No of selected element No of measurements in selected location No of measurements in selected location and its sub locations Measurement field Type of stored measurement in the se...

Page 55: ...ave test menu data structure field TAB Selects the location element Object Inverter String Panel Selects number of selected location element 1 to 199 MEM Saves test results to the selected location an...

Page 56: ...r 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 stored measureme...

Page 57: ...memory in progress 6 5 2 Clearing measurement s in selected location Select DELETE RESULTS in MEMORY menu Figure 6 8 Clear measurements menu data structure field selected Keys in delete results menu i...

Page 58: ...cation 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 in delete results menu measureme...

Page 59: ...installation structure elements are Object Inverter String and Panel When the instrument is in the Save results menu location ID can be scanned from a barcode label with the barcode reader or can be...

Page 60: ...tomatically recognize each other The instrument is prepared to communicate with the PC How to configure a RS232 link between instrument and PC Connect a PC COM port to the instrument PS 2 connector us...

Page 61: ...ally carry out the setup of a Bluetooth connection It is preferred to use this option if it exists This option is supported by Metrel s Android applications If this option is not supported by the sele...

Page 62: ...Android device to enter the code Enter code NNNN to correctly configure the Bluetooth link The name of a correctly configured Bluetooth device must consist of the instrument type plus serial number eg...

Page 63: ...ded 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 so...

Page 64: ...n fuse with original type only otherwise the instrument or accessory may be damaged and or operator s safety impaired 8 2 Cleaning No special maintenance is required for the housing To clean the surfa...

Page 65: ...solution V Accuracy 0 1200 1 3 of reading 3 digits Nominal voltages 50 VDC 100 VDC 250 VDC 500 VDC 1000 VDC Open circuit voltage 0 20 of nominal voltage Measuring current min 1 mA at RN UN 1 k V Short...

Page 66: ...1999 1 Open circuit voltage 6 5 VDC 9 VDC Measuring current min 200 mA into load resistance of 2 Test lead compensation up to 5 The number of possible tests 2000 with a fully charged battery Automati...

Page 67: ...0 199 9 0 1 1 5 of reading 5 digits 200 999 1 1 5 of reading DC Current Measuring range A Resolution mA Accuracy 0 00 19 99 10 1 5 of reading 5 digits 20 0 199 9 100 1 5 of reading 200 299 999 1000 1...

Page 68: ...ltage Measuring range V Resolution V Accuracy 0 0 15 0 0 1 indicative 15 1 199 9 0 1 2 of reading 2 digits 200 999 1 2 of reading DC Current Measuring range A Resolution A Accuracy 0 00 9 99 0 01 2 of...

Page 69: ...W m2 Accuracy 0 999 W m2 1 4 5 digits 1 00 1 75 kW m2 10 4 Measuring principle Monocrystall PV cell temperature compensated Operation conditions Working temperature range 20 C 55 C Protection degree...

Page 70: ...g without battery cells Reference conditions Reference temperature range 10 C 30 C Reference humidity range 40 RH 70 RH Operation conditions Working temperature range 0 C 40 C Maximum relative humidit...

Page 71: ...x 1 5 m PV Safety probe A 1384 R LOW resistance Continuity PV continuity test lead 2 x 1 5 m Panel Isc Uoc I V curve Universal PV test lead 3 x 1 5 m PV Safety probe A 1384 PV MC 4 adapters PV MC3 ada...

Page 72: ...measurements WP stands for DC Working Point of the inverter should be actual MPP of the connected PV string but not necessary Inverter AC 3 1 cos AC meas i meas i i i P U I U I and phase are measured...

Page 73: ...e of temperature being measured as or where NOCT is nominal operating temperature of the cell data supplied by the panels manufacturer and is coeff of temperature of power characteristic of PV module...

Page 74: ...el TSTC is temperature at STC Tmeas is measured temperature Rs is serial resistance of panel string M is number of modules in serial and N is number of modules in parallel Istc Ustc Calculated values...

Page 75: ...t method must be converted to a single value result This can be done using the bellow equation which is based on the electrical substitute model of PV modules and returns the same or close value to th...

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