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CS 2890 Power Simulator / Calibrator

Operating the instrument

Figure 24: Common display symbols and labels on SCOPE screen

4.1 Instrument status bar

Instruments status bar is placed on the top of the screen. It indicates different
instrument states. Icon descriptions are shown in table below.

Status bar

Figure 25: Instrument status bar

Table 11: Instrument status bar description

Indicates battery charge level.

Indicates that charger is connected to the instrument. Batteries will be
charged automatically when charger is present.

Indicates that instrument is overheated and does not provide requested
output signals.

Instrument simulates pure resistive generator network.

Instrument simulates inductive generator network.

Instrument simulates capacitive generator network.

Instrument simulates pure resistive load network.

Instrument simulates capacitive load network.

Содержание CS 2890

Страница 1: ...Power Simulator Calibrator CS 2890 Instruction manual Version 1 4 2 Code No 20 752 950...

Страница 2: ...http www metrel si e mail metrel metrel si Mark on your equipment certifies that it meets European Union requirements for EMC LVD ROHS regulations 2019 METREL No part of this publication may be repro...

Страница 3: ...3 Instrument info 25 4 Operating the instrument Power Simulator 26 4 1 Instrument status bar 27 4 2 Instrument keys 28 4 3 Instrument Main Menu 29 4 3 1 Power Simulator Menu 29 4 3 2 Fundamental volta...

Страница 4: ...883 61 6 1 2 Calibration of voltage input for Class S PQA MI 2883 example 63 6 1 3 Calibration of voltage input for Class A PQA MI 2892 example 64 6 1 4 Calibration of PQ Analyser current inputs MI 28...

Страница 5: ...e 11 Instrument status bar description 27 Table 12 Shortcut keys 28 Table 13 Function keys 29 Table 14 Instrument Main menu options 29 Table 15 Shortcut keys 34 Table 16 Instrument screen symbols and...

Страница 6: ...ate 63 Table 38 MI 2892 voltage calibration performed with CS 2890 Uncertainty based on substandard Volt meter Keysight 34461 64 Table 39 MI 2883 current calibration performed with CS 2890 Uncertainty...

Страница 7: ...alues to default one 24 Figure 20 Voltage Current value is NOT Adjusted marked with sign 24 Figure 21 Voltage Current value IS Adjusted without sign 25 Figure 22 Instrument info screen 25 Figure 23 Po...

Страница 8: ...52 Figure 60 Change sequence submenu screen 53 Figure 61 CS 2890 and MI 2892 connection Power Simulator mode 57 Figure 62 Recommended simulation practice 58 Figure 63 Calibrator output terminals 61 F...

Страница 9: ...for calibrating and adjusting procedures of Metrel Power Quality devices MI 2883 MI 2885 MI 2892 and MI 2893 Figure 1 CS 2890 Power Simulator Calibrator instrument 1 1 Main Features 1 1 1 Power Simula...

Страница 10: ...y with CS 2890 uncertainty bellow 0 12 calibration of Class A PQ Analysers could be performed by use of substandard Volt meter with the accuracy class at least 0 05 1 1 1 1 Adjustment of CS 2890 outpu...

Страница 11: ...ter charger is connected otherwise they may explode Hazardous voltages exist inside the instrument Disconnect all test leads remove the power supply cable and switch off the instrument before removing...

Страница 12: ...l equipment for measurement control and laboratory use Part 031 Safety requirements for hand held probe assemblies for electrical measurement and test Note about EN and IEC standards Text of this manu...

Страница 13: ...ys 3 ARROW keys Moves cursor and selects parameters 4 ENTER key Step into submenu 5 ESC key Exits any procedure confirms new settings 6 SHORTCUT keys Quick access to main instrument functions 7 LIGHT...

Страница 14: ...rator before plugging in or plugging out test leads Figure 3 Front connector panel Front connector panel layout 1 Clamp on current transformers I1 I2 I3 IN output terminals 2 Voltage L1 L2 L3 GND N ou...

Страница 15: ...cessories 2 4 1 Standard accessories Table 1 Power Calibrator Simulator standard accessories Description Pieces Flexible shielded current leads A 1504 4 Colour coded voltage measurement leads A 1594 5...

Страница 16: ...eneral setup options Colour Model Select colours for displaying phase measurements Calibration Select calibration mode Instrument info Information about the instrument Table 3 Keys in General setup me...

Страница 17: ...MI 2892 and MI 2893 Fundamental voltage Select calibration test point for voltage output 5 500 V Note In the calibration mode voltage is generated via terminals L1 L2 Fundamental current Select volta...

Страница 18: ...lues To enter into ADJUSTMENT menu press F1 ADJUST button from the Calibration screen Figure 9 Calibrator screen Default and Adjusted CS 2890 voltage output Note Default CS 2890 voltage output is note...

Страница 19: ...e 10 Adjustment screen Table 8 Description of Calibrator options Fundamental voltage Select voltage calibration test point for adjustment Fundamental current Select current voltage calibration test po...

Страница 20: ...CS 2890 voltage between terminals L1 L2 by using Calibration certificate Figure 11 CS 2890 Calibration certificate voltage output Selection of 5V on the CS 2890 generates 5 00450V on the CS 2890 outp...

Страница 21: ...dard Volt meter Connect substandard Volt meter to CS 2890 Figure 13 Connection for the voltage adjustment procedure using substandard Volt meter Connect L1 and L2 outputs from the CS 2890 to substanda...

Страница 22: ...tputs L1 L2 L3 N at all calibration points should be adjusted Figure 15 CS 2890 Calibration certificate current output Selection of 50mV on the CS 2890 generates 50 019mV on the CS 2890 output value f...

Страница 23: ...eter to CS 2890 using special adapter A 1669 Current output should be burned with 110 k or parallel connected PQ Analyser Figure 17 Connection diagram for current adjustment procedure using substandar...

Страница 24: ...lues are valid till o Manual Reset by pressing RESET button under Adjustment menu Figure 19 Reset of Adjusted values to default one Leaving Calibration menu Power On Off does not reset of Adjustment v...

Страница 25: ...alue IS Adjusted without sign 3 3 Instrument info Basic information concerning the instrument company serial number firmware and hardware version can be viewed in this menu Figure 22 Instrument info s...

Страница 26: ...nstrument functionality The instrument front panel consists of a colour LCD display and keypad Generated waveforms and instrument status are shown on the display Basic display symbols and keys descrip...

Страница 27: ...bar Table 11 Instrument status bar description Indicates battery charge level Indicates that charger is connected to the instrument Batteries will be charged automatically when charger is present Ind...

Страница 28: ...Cursors Enter Escape Other keys Light and Power on off keys Function keys F1 F2 F3 F4 are multifunctional Their current function is shown at the bottom of the screen and depends on selected instrumen...

Страница 29: ...Simulator function is displayed From this menu all instrument options are manipulated The CS 2890 default menu screen is always Simulator screen Figure 26 Main menu Simulator window Table 14 Instrume...

Страница 30: ...ection 4 9 Edit menu for details If all other voltage options harmonics flicker events are disabled then output voltage will be equal to fundamental voltage 4 3 3 Fundamental current Power Simulator c...

Страница 31: ...simulate generator where voltage and current have opposite direction Phase shift between voltage and current defined by Network character phase shift is additionally shifted for 1800 These settings w...

Страница 32: ...nerator can be adjusted by entering the submenu with ENTER key and setting the flicker parameters See section 4 8 Flickers for details how to adjust parameters 4 3 9 Voltage unbalance By using left an...

Страница 33: ...trol of network equipment Transient voltage transient See section 4 10 Events for event setup and configuration 4 3 13 Event occurrence By using left and right cursor user can change time interval of...

Страница 34: ...instrument channels and section 4 11 Swap connection terminals for details Figure 30 Swapping instrument channels 4 3 15 Factory reset Factory reset set instrument settings to factory default settings...

Страница 35: ...s between inductive capacitive network character Long press 2 s Changes between load generator network type 4 5 Scope screen Voltage and current parameters can be observed in the scope screen Currentl...

Страница 36: ...hows voltage and current waveform dual graph F3 Selects between phase neutral all phases and line view 1 2 3 N Shows waveforms for phase L1 1 2 3 N Shows waveforms for phase L2 1 2 3 N Shows waveforms...

Страница 37: ...d2 Ifund3 with relative phase angle to Ufund1 Table 19 Keys in Phase diagram screen F2 U I I U Selects voltage for scaling with cursors Selects current for scaling with cursors F4 UNBAL Switches to UN...

Страница 38: ...voltage ratio u0 Zero sequence current ratio i0 Table 21 Keys in Unbalance diagram screen F2 U I I U Shows voltage unbalance measurement and selects voltage for scaling with cursors Shows current unb...

Страница 39: ...e or current harmonics are shown All values presented are in of phase fundamental voltage current Figure 37 Voltage harmonics settings screen Figure 38 Current harmonics settings screen If Manual opti...

Страница 40: ...f fundamental voltage current harmonic Table 23 Keys in Harmonics METER screens F1 RESET Reset all harmonics to zero F2 SET Refresh activate currently set manual harmonics F3 VIEW Enters window to swi...

Страница 41: ...THDU in V and in of fundamental voltage x 1 2 3 n Ix THD Total current harmonic distortion THDI in ARMS and in of fundamental current x 1 2 3 n Table 25 Keys in Harmonics BAR screen F3 Selects betwee...

Страница 42: ...stem frequency Pst value may be set as desired in ranges 0 50 to 5 00 in 0 10 steps whereas CPM and U U values are defined according to IEC61000 4 15 standard Figure 41 Flicker settings menu Descripti...

Страница 43: ...User can move between parameters using cursor keys By pressing ENTER key parameter value selection window is displayed By pressing cursor keys parameter value is changed Selection window can be closed...

Страница 44: ...to default values by using RESET option This will discard all but frequency changes made Table 28 Instrument screen symbols and abbreviations L1 L2 L3 N Phases Urms Phase voltage Uphase Voltage phase...

Страница 45: ...a few seconds 400 300 200 100 0 100 200 300 400 0 0 02 0 04 0 06 0 08 0 1 0 12 0 14 0 16 0 18 0 2 U V T s Figure 47 Dip event 80 UNom 4 periods long Dip can be manually triggered with Dip shortcut key...

Страница 46: ...00 400 0 00 0 05 0 10 0 15 0 20 U V T s Figure 49 5 periods long swell 110 UNom Swell can be manually triggered with Swell shortcut key or can be periodically repeated according to EVENT OCCURRANCE se...

Страница 47: ...lection window 4 10 3 Interrupt Interruption is condition where output voltage at the output terminals drops to selected interrupt level usually too few percent of nominal voltage 400 300 200 100 0 10...

Страница 48: ...closed Figure 52 Interrupt settings submenu Table 32 Keys in interrupt settings submenu F4 SET Refresh activate currently set interrupt Scrolls cursor between options Modifies parameter ENTER Enters...

Страница 49: ...nrush on current In practice inrush current event will generate approximately 50 overshoot of Fundamental current and it will last about 10 seconds Inrush event can be manually triggered with Swell sh...

Страница 50: ...l signal superimposed sinusoidal voltage signals in the frequency range 70 Hz to 3 000 Hz 400 300 200 100 0 100 200 300 400 0 00 0 01 0 02 0 03 0 04 0 05 0 06 0 07 0 08 0 09 0 10 U V T s Figure 56 Gen...

Страница 51: ...submenu Table 34 Keys in signalling settings submenu F4 SET Refresh activate currently set signalling Scrolls cursor between options Modifies parameter ENTER Enters parameter value selection window R...

Страница 52: ...setting in MAIN MENU By entering the submenu next options are available Phase type user can switch between Single L1 and Poly phase event type New settings will apply when SET is pressed or when Trans...

Страница 53: ...physically swapping cables New settings will apply when SET is pressed or when Swap connections submenu is closed Figure 60 Change sequence submenu screen Table 36 Keys in Swap connections screen F1...

Страница 54: ...wn on figure 5 Close instrument cover Note Do not turn off the instrument while microSD card is accessed Doing so may cause data corruption and permanent data lost Note SD Card should have single FAT3...

Страница 55: ...e RECALL function key Figure 63 SAVE RECALL window Table 37 SAVE RECALL screen F1 SAVE Save actual parameters setup under predefined name into SD card Note up to 8 setups could be saved YES save param...

Страница 56: ...e selected parameters setup from the SD card ENTER Enters parameter value selection window Modifies parameter in selection window Returns to the Main menu Exits from parameter value selection window Y...

Страница 57: ...MI 2892 connection Power Simulator mode I1 current output from Power Simulator should be connected to I1 input of PQA I2 current output from Power Simulator to I2 input of PQA and similar for inputs I...

Страница 58: ...ctly follow the guidelines in order to avoid common problems measurement and simulation mistakes Figure below shortly summarizes recommended simulation practice Each step is then shortly described in...

Страница 59: ...amental voltage on simulator site Phase current clamps in order to provide correct current measurements A 1033 clamps with proper A V ratio should be chosen as seen in simulator s main screen Neutral...

Страница 60: ...890 calibration certificate is under Annex II CS 2890 Calibration CertificateThis procedure is valid for Class S PQ Analysers Using substandard Volt meter proposed accuracy at least 0 05 In this case...

Страница 61: ...1000 A 1 V ratio As a reference value can be used for voltage and current calibration Reference value from the CS 2890 Calibration certificate Reference value measured with substandard Volt meter Fig...

Страница 62: ...libration voltage test points for PQ Analysers Nominal voltage range 50 V Calibrated voltages 5V 50V 75V Nominal voltage range 110V Calibrated voltages 11V 110V 165V Nominal voltage range 150V Calibra...

Страница 63: ...cate Perform Adjustment procedure for all voltage calibration points before starting calibration procedure check section 3 2 2 Adjustment of voltage output Reference Frequency UUC Uncertainty Error Li...

Страница 64: ...tio 1 1 Connection 4W Synchronisation U1 System frequency 50 Hz Reference Frequency UUC Uncertainty Error Limit Unom 50V Input V Hz V V V V L1 N 5 50 5 01 0 01 0 01 0 05 L1 N 50 50 50 02 0 01 0 02 0 0...

Страница 65: ...or Class S or by using substandard volt meter valid for Class A Connect output I1 from CS 2890 to input I1 on the unit under test MI 2885 output I2 to input I2 and similar for other inputs outputs acc...

Страница 66: ...50 02 0 04 0 02 0 25 I3 50 50 50 04 0 04 0 04 0 25 N 50 50 50 12 0 04 0 12 0 25 I1 100 50 99 94 0 07 0 06 0 50 I2 100 50 99 93 0 07 0 07 0 50 I3 100 50 100 0 0 07 0 0 50 N 100 50 100 1 0 07 0 1 0 50...

Страница 67: ...50 01 0 02 0 01 0 13 I3 50 50 50 02 0 02 0 02 0 13 N 50 50 50 07 0 02 0 07 0 13 I1 100 50 99 96 0 03 0 04 0 25 I2 100 50 99 95 0 03 0 05 0 25 I3 100 50 100 0 0 03 0 0 25 N 100 50 100 1 0 03 0 1 0 25...

Страница 68: ...I 2892 In ADJUSTMENT Menu Perform Adjustment for all calibration points Item 3 2 2 In CALIBRATOR Menu set Instrument name 2892 for Power master Press shortcut key and set Nominal voltage 50V Connectio...

Страница 69: ...report values In CALIBRATOR Menu set Fundamental voltage 75 V Read voltage values for L1 L2 L3 GND N and compare them with Certificate report values Press shortcut key and set Nominal voltage 110V Ret...

Страница 70: ...and compare them with Certificate report values In CALIBRATOR Menu set Fundamental voltage 165 V Read voltage values for L1 L2 L3 GND N and compare them with Certificate report values Note 1 Continue...

Страница 71: ...r all calibration points all phase and neutral currents Item 3 2 3 In CALIBRATOR Menu set Instrument name 2892 for Power master Press shortcut key and set Current clamp range 100A Connection 4W System...

Страница 72: ...port values In CALIBRATOR Menu set Fundamental current 0 200 V Read current values for L1 L2 L3 N and compare them with Certificate report values Press shortcut key and set Nominal clamp range 1000A R...

Страница 73: ...nt values for L1 L2 L3 N and compare them with Certificate report values Table 43 Calibration procedure current 6 2 3 Frequency Short overview of necessary performed steps for frequency calibration te...

Страница 74: ...alue Compare it with value from the MI 2892 Certificate report Press shortcut key and set Current clamp range 1000A Connection 4W Synchronization I1 System frequency 50 Hz or 60 Hz Return to MAIN MENU...

Страница 75: ...MI 2892 Certificate report Table 44 Calibration procedure frequency 6 3 Power Quality Analyser adjustment procedure In case that calibration results are not under specified limits the UUC should be ad...

Страница 76: ...n battery charger is present External DC supply charger 100 240 V 50 60 Hz 1 5 A CAT II 300 V 12 V DC min 3 A Maximum supply consumption 12 V 3 A while charging batteries Battery charging time 3 5 hou...

Страница 77: ...Flicker type Flicker range Resolution Accuracy Pst 0 5 5 0 0 1 1 7 2 6 Voltage harmonics Harmonics range Resolution Accuracy UhN 1 100 of fundamental output voltage 1 5 of UhN UhN generated harmonic v...

Страница 78: ...budget like stability resolution and influence quantities It is recommended that for measuring uncertainty calculation user follow the guidelines from EA 4 02 document Expression of the Uncertainty of...

Страница 79: ...d and the instrument is switched off before opening battery compartment cover 2 Insert batteries as shown in figure below insert batteries correctly otherwise the instrument will not operate and the b...

Страница 80: ...ies for the first time make sure to charge batteries for at least 24 hours before switching on the instrument Notes Rechargeable NiMH batteries type HR 6 size AA are recommended The charging time and...

Страница 81: ...that the batteries are connected in series during the charging so all batteries have to be in similar state similarly charged same type and age Even one deteriorated battery or just of another type ca...

Страница 82: ...ructions USB cable Figure 68 PowerView update function 9 1 2 Upgrade procedure 1 Connect PC and instrument with USB cable 2 Establish USB communication between them In PowerView go to Tools Options me...

Страница 83: ...will notify you that new version of FW is available Click on Yes to proceed Figure 72 New firmware is available for download 6 After update is downloaded FlashMe application will be launched This appl...

Страница 84: ...M port where instrument is connected Click then on Continue to proceed Figure 74 FlashMe configuration screen 8 Instrument upgrade process should begin Please wait until all steps are finished Note th...

Страница 85: ...ed to the instrument Inbuilt protection circuit controls the charging procedure and assure maximal battery lifetime Batteries will be charged only if their temperature is less than 40 0 C If the instr...

Страница 86: ...that the instrument is regularly calibrated If used continuously on a daily basis a three month calibration period is recommended otherwise annual calibration is sufficient 11 2 Service For repairs un...

Страница 87: ...r Simulator Calibrator Annex 87 12 Annex I MI 2892 Calibration Certificate Example of Calibration certificate for MI 2892 from which you can get List of calibration test points Reference value for the...

Страница 88: ...CS 2890 Power Simulator Calibrator Annex 88...

Страница 89: ...CS 2890 Power Simulator Calibrator Annex 89...

Страница 90: ...CS 2890 Power Simulator Calibrator Annex 90...

Страница 91: ...CS 2890 Power Simulator Calibrator Annex 91...

Страница 92: ...CS 2890 Power Simulator Calibrator Annex 92...

Страница 93: ...wer Simulator Calibrator Annex 93 13 Annex II CS 2890 Calibration Certificate Example of Calibration certificate for CS 2890 from which you can get Exact Reference value for the specific measurement t...

Страница 94: ...CS 2890 Power Simulator Calibrator Annex 94...

Страница 95: ...CS 2890 Power Simulator Calibrator Annex 95...

Страница 96: ...CS 2890 Power Simulator Calibrator Annex 96...

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