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MC133 user manual ptk

1. MC 133 Power calibrator POWERTEK 5 Multimeter The calibrator includes a built in multimeter which can measure DC voltage DC current and frequency Measured signal should be connected to the METER INPUT terminals Terminals mA COM are for current measurements Terminals V COM are for voltage and frequency measurements The manufacturer does not recommend connection of multimeter inputs to calibrator outputs Such connection can result in presence of high voltage at multimeter inputs which can damage the multimeter 5 1 Function selection e Measurement function should be selected in Main menu item Meter e Press UP DOWN display buttons or use the rotary knob to select one of the following functions Voltage DC voltage range 10V Current DC current range 20mA Frequency frequency range 10 kHz x Notes The multimeter can be used as a DC multimeter with ranges 10V and 20mA Frequency measurement is possible up to 15 kHz Input signal must be within 0 2 to 5 V range Square wave or pulse shape of the input signal is expected 39 Operation manual POWERTEK MC 133 MC 133i Power calibrator 6 Calibrator setup menu Main menu The calibrator allows many other less frequently used parameters to be set Setup menu is used to set these parameters Setup menu is opened by pressing MENU button If output terminals are connected they will be disconnected and the following display
2. PHASe ENABIle HARMonic lt y gt MODulation SHAPe DUTY FREQuency MODulation PIH VOLTage lt n gt PHASe ENABIle IHARmonic CURRent lt n gt PHASe ENABIle IHARmonic FREQuency IHARmonic PDIP VOLTage lt n gt PHASe ENABIle CHANee CURRent lt n gt PHASe ENABle CHANee FREQuency TIME TRIGger INPut SYNChronization REPetition Operation manual lt DNPD gt lt CPD gt ON OFF lt DNPD gt lt CPD gt ON OFF lt DNPD gt lt DNPD gt lt CPD gt ON OFF lt DNPD gt lt DNPD gt lt CPD gt SIN RECT OFF lt DNPD gt lt DNPD gt lt DNPD gt lt CPD gt ON OFF lt DNPD gt lt DNPD gt lt CPD gt SIN RECT OFF lt DNPD gt lt DNPD gt lt DNPD gt lt DNPD gt lt DNPD gt lt CPD gt ON OFF lt DNPD gt lt DNPD gt lt DNPD gt lt CPD gt ON OFF lt DNPD gt lt DNPD gt lt DNPD gt lt DNPD gt lt DNPD gt lt CPD gt ON OFF lt DNPD gt lt DNPD gt lt DNPD gt lt CPD gt ON OFF lt DNPD gt lt DNPD gt lt DNPD gt lt DNPD gt lt DNPD gt lt DNPD gt lt DNPD gt lt CPD gt OFF IN3 lt CPD gt OFF ON lt CPD gt ONE REPeat 74 MC 133 Power calibrator POWERTEK EAC ENERgy POWer POWer UNIT VOLTage
3. POWERTEK MC 133 MC 133i Power calibrator 10 Verification test Procedure recommended for verifying parameters of the calibrator is described in this chapter During tests it is not necessary access to the interior of the instrument Required equipment Following instruments are required for performance verification test e 81 2 digit multimeter type HP3458A or Fluke 8508A or other type with accuracy 0 01 on AC voltage e Multifuntion calibrator POWERTEK M142 or M140 with DCranges 10V 20mA and AC range 10V 15kHz e resistance shunt 10 mQ 100 mQ Burster 1280 or other type with accuracy 0 01 e counter HP 53181A HO 53130 BM 642 or other with accuracy 0 001 e powermeter 0 02 0 05 like Zimmer LMG9SREF Applied Precision RS2110S HP8903A Distortion analyzer and scope with bandwidth min 20 MHz 100 khz bandwidth is recommended for THD measuring of AC signals Configuration of the calibrator Calibrator should be tested directly from the front panel terminals To suppress influence of noise or interference with power line frequency in measuring circuit it is recommended following setting of the calibrator in Main menu 1 Current coil Coil Off Voltage sources GND GndUOn 3 Current sources GND GndI On Note If it is grounded neither calibrator nor standard meter higher level can occur on the output terminals In general when calibrator is connected to the standard meter ground loops can be arise through powe
4. MC 133 Power calibrator POWERTEK Pressing On Off softkey disables enables the active output Only enabled outputs will be connected after pressing the On button Enabled outputs are highlighted by blue rectangle above the output name After the AC power on all outputs of connected phase units channels are enabled P Tharmonic 17 43 11 5 2088 gao 166 088 U o GndU On 8 86 GndI On Sense 2b Coil Off Sync Int Frequency 560 000 Hz Interharmonic 70 000 Hz On Off Channel Info Mode Pressing Info button displays informative window There is displayed used range for every output Value of used range is important for uncertainty calculation because the uncertainty is not displayed in P Interharmonic mode Internal multimeter is not available in P Interharmonic mode 1 Setting the amplitude RMS value of voltage current e Repeatedly press the Sel button in the middle of cursor buttons until the voltage current value appears in edit mode blue background e The value can be set using numeric keyboard and confirmed by pressing V mA A softkey The value can be set using cursor buttons or rotary knob as well e Output terminals are disconnected if new amplitude is set e Next folders outputs are activated by repeatedly pressing Channel softkey 2 Setting the phase e Repeatedly press the Sel button in the middle of cursor buttons until the phase value appears in e
5. lt CPD gt TIME IN1 IN2 This command selects the input for energy counting control lt CPD gt represents the counting mode e TIME energy counting is controlled by time e INI energy counting is controlled by pulses on input 1 e IN2 energy counting is controlled by pulses on input 2 If query is sent calibrator returns the selected counting mode Example EAC INP TIME selects the counting mode which is controlled by time Note Command switches the calibrator in Energy AC mode SOUR EDC ENER Operation manual 104 MC 133 Power calibrator POWERTEK This query returns the set value of energy using standard exponential format Example 100 60 Ws is returned as 1 006000e 002 Note Query switches the calibrator in Energy DC mode SOUR EDC POW This query returns the set value of power using standard exponential format Example 100 60 W is returned as 1 006000e 002 Note Query switches the calibrator in Energy DC mode SOUR EDC VOLT lt DNPD gt This command sets the output voltage value lt DNPD gt Parameter represents the value of the output voltage expressed in V If query is sent calibrator returns the value of output voltage using standard exponential format Example 110 12 V is returned as 1 101200e 002 Example Voltage 230 5V EDC VOLT 230 5 Note Command switches the calibrator in Energy DC mode SOUR EDC CURR lt DNPD gt This command sets the output curr
6. CURRent CURRent PHASe POLarity FREQuency TIME COUNt INPut EDC ENERgy POWer VOLTage CURRent TIME COUNt INPut EACI ENERgy POWer VOLTage CURRent CURRent PHASe FREQuency TIME COUNt INPut EDCI ENERgy POWer VOLTage CURRent TIME COUNt INPut VAC VOLTage FREQuency VDC VOLTage lt CPD gt W VA VAR lt DNPD gt lt DNPD gt lt DNPD gt lt CPD gt LEAD LAG lt DNPD gt lt DNPD gt lt DNPD gt lt CPD gt TIME IN1 IN2 lt DNPD gt lt DNPD gt lt DNPD gt lt DNPD gt lt CPD gt TIME IN1 IN2 lt DNPD gt lt DNPD gt lt DNPD gt lt DNPD gt lt DNPD gt lt DNPD gt lt CPD gt TIME IN1 IN2 lt DNPD gt lt DNPD gt lt DNPD gt lt DNPD gt lt CPD gt TIME IN1 IN2 lt DNPD gt lt DNPD gt lt DNPD gt Operation manual POWERTEK MC 133 MC 133i Power calibrator CAG CURRent lt DNPD gt FREQuency lt DNPD gt CDC CURRent lt DNPD gt CACI CURRent lt DNPD gt FREQuency lt DNPD gt CDCI CURRent lt DNPD gt Operation manual 76 MC 133 Power calibrator POWERTEK SOUR MODE This command returns selected mode of the calibrator PAC PDC PACI PDCI PACE PDCE PHAR PIH EAC EDC EACI ED
7. SOUR PDIP VOLT lt n gt PHAS lt DNPD gt This command sets the phase angle between voltage output in channel lt n gt and internal reference phase lt DNPD gt Represents the phase angle in degrees 97 Operation manual POWERTEK MC 133 MC 133i Power calibrator If query is sent calibrator returns the set value of the phase angle using standard exponential format Example 156 3 is returned as 1 563000e 002 Example PDIP VOLT1 PHAS 0 PDIP VOLT2 PHAS 120 PDIP VOLT3 PHAS 240 Note Command switches the calibrator in Power Dip Swell mode SOUR PDIP VOLT lt n gt ENAB lt CPD gt ON OFF This command enables disables the voltage output in channel lt n gt Disabled outputs are OFF also during OUTP ON ON enables the output OFF disables the output If query is sent calibrator returns ON if the output is enabled or OFF if it is disabled Example PDIP VOLT1 ENAB ON Note Command switches the calibrator in Power Dip Swell mode SOUR PDIP VOLT lt n gt CHAN lt DNPD gt This command sets the level of change Dip Swell t3 period for voltage output in channel lt n gt lt DNPD gt Represents the voltage in V If query is sent calibrator returns the value of output voltage using standard exponential format Example 110 12 V is returned as 1 101200e 002 Example Dip Swell change 23 05V in channel 1 PDIP VOLT1 CHAN 23 05 Note Command switches the calibrator i
8. If query is sent calibrator returns SIN RECT or OFF Example PHAR CURR1 MOD SHAP SIN Note Command switches the calibrator in Power Harmonic mode SOUR PHAR CURR lt n gt MOD DUTY lt DNPD gt This command sets the duty cycle of rectangular modulation for current output in channel lt n gt lt DNPD gt Represents the duty cycle in Operation manual 92 MC 133 Power calibrator POWERTEK If query is sent calibrator returns the duty cycle using standard exponential format Example 50 is returned as 5 000000e 001 Example PHAR CURRI MOD DUTY 50 Note Command switches the calibrator in Power Harmonic mode SOUR PHAR FREQ lt DNPD gt This command sets the frequency in Power Harmonic mode lt DNPD gt Parameter represents the value of frequency expressed in Hz If query is sent calibrator returns the value of frequency using standard exponential format Example 50Hz is returned as 5 000000e 001 Example Frequency 60Hz PHAR FREQ 60 Notes Command switches the calibrator in Power Harmonic mode SOUR PHAR FREQ MOD lt DNPD gt This command sets the modulation frequency in Power Harmonic mode lt DNPD gt Parameter represents the value of modulation frequency expressed in Hz If query is sent calibrator returns the value of modulation frequency using standard exponential format Example 5Hz is returned as 5 000000e 000 Example Modulation frequency 5 3Hz PHAR FREQ MOD 5 3
9. In case there are more phase channels repeat steps a to d also for Current MOD 2 and Current MOD 3 10 Multimeter calibration Built in multimeter calibration consists of the calibration of 10 V voltage range 20 mA current range and 10 kHz frequency range External calibrator of higher precision class should be used to calibrate the built in multimeter Powertek M142 If accurate external calibrator is not available an 81 2 digit multimeter is recommended for calibration a 10 V DC voltage range calibration Select Meter from the calibration menu Press Select softkey to select the first calibration point 0 V Make short on calibrators input terminals METER INPUT V COM Main value presents the calibration point Leave value 0 000 and press Write softkey Select calibration point 10 V Operation manual 54 MC 133 Power calibrator POWERTEK 55 b c Connect external voltage 10 V to the calibrator input terminals METER INPUT V COM Exact value can be measured by paralel standard voltmeter Adjust main value on the display It should be equal to the value measured by standard multimeter Use lt gt v A cursor buttons rotary knob or numeric keyboard to adjust the main value Confirm new value by pressing Write softkey 20 mA DC current range calibration Select Meter from the calibration menu Press Select softkey to select the first calibration point 0 mA Make short on calibrators input
10. Next folders outputs are activated by repeatedly pressing Channel softkey Setting Dip Swell time periods Repeatedly press the Sel button in the middle of cursor buttons until reuiered time period t1 t2 t3 t4 or t5 appears in edit mode blue background The value can be set using numeric keyboard and confirmed by pressing ms s softkey The value can be set using cursor buttons or rotary knob as well Output terminals are disconnected if new time is set Next folders outputs are activated by repeatedly pressing Channel softkey 4 5 Generation of electric energy The calibrator can generate exact value of electric power and energy Power function modes provides output voltage at VOLTAGE OUTPUT HI LO terminals and output current at CURRENT OUTPUT HI LO terminals Depending on the setting of the calibrator voltage up to 280 Vef can be present at the terminals Power setting range 0 0 VA to 8400 VA each channel Voltage setting range 1 V to 280 V Current setting range 0 008 A to 30A Power factor setting range 1 to 1 phase 0 to 359 99 31 Operation manual POWERTEK MC 133 MC 133i Power calibrator Time setting range 1 to 10000 s Frequency setting range DC 15 Hz to 1 kHz Control in the energy mode e Press E button on the calibrator and then select AC or DC mode by pressing AC or DC button The display shows the following data main value running ener
11. Note Command switches the calibrator in Energy AC high current mode SOUR EACI CURR lt DNPD gt This command sets the output current value in Energy AC high current mode lt DNPD gt Parameter represents the value of the output current expressed in A If query is sent calibrator returns the value of output current using standard exponential format Example 11 012 A is returned as 1 101200e 001 107 Operation manual POWERTEK MC 133 MC 133i Power calibrator Example Current 23 05A EACI CURR 23 05 Note Command switches the calibrator in Energy AC high current mode SOUR EACI CURR PHAS lt DNPD gt This command sets the phase angle between voltage and current lt DNPD gt Represents the phase angle between the output voltage and current in degrees PHAS UNIT DEG or specified as a value of the power factor PHAS UNIT COS If query is sent calibrator returns the set value of the phase shift between the output voltage and current using standard exponential format Example 156 3 is returned as 1 563000e 002 Example EACI PHAS 250 2 sets 250 2 phase shift between the output voltage and current PHAS UNIT DEG EACI PHAS the calibrator returns 2 502000e 002 Example EACI PHAS 0 554 sets power factor 0 554 PHAS UNIT COS EACI PHAS the calibrator returns 5 540000e 001 LAG Note Command switches the calibrator in Energy AC high current mode SOUR EACI CURR POLarity lt CP
12. Notes Command switches the calibrator in Power Harmonic mode SOUR PIH This command switches the calibrator in Power Interharmonic mode Example PIH SOUR PIH VOLT lt n gt lt DNPD gt 93 Operation manual POWERTEK MC 133 MC 133i Power calibrator This command sets the output voltage value in channel lt n gt lt DNPD gt Parameter represents the value of the output voltage expressed in V lt n gt Parameter represents the output channel 1 2 or 3 If query is sent calibrator returns the value of output voltage using standard exponential format Example 110 12 V is returned as 1 101200e 002 Example Voltage 230 5V in channel 1 PIH VOLT1 230 5 Note Command switches the calibrator in Power Interharmonic mode SOUR PIH VOLT lt n gt PHAS lt DNPD gt This command sets the phase angle between voltage output in channel lt n gt and internal reference phase lt DNPD gt Represents the phase angle in degrees If query is sent calibrator returns the set value of the phase angle using standard exponential format Example 156 3 is returned as 1 563000e 002 Example PIH VOLT1 PHAS 0 PIH VOLT2 PHAS 120 PIH VOLT3 PHAS 240 Note Command switches the calibrator in Power Interharmonic mode SOUR PIH VOLT lt n gt ENAB lt CPD gt ON OFF This command enables disables the voltage output in channel lt n gt Disabled outputs are OFF also during OUTP ON ON e
13. V Set limits V Range V Table AC voltage Current AC function Current AC x Table AC current Voltage DC function Voltage DC x Table DC voltage 49 Operation manual POWERTEK MC 133 MC 133i Power calibrator Current DC function Current DC x Nominal value A Set limits A Range A Table DC current Voltage AC modulation function Voltage MOD x Table MOD AC voltage Operation manual 50 MC 133 Power calibrator POWERTEK Current AC modulation function Current MOD x Nominal value A Set limits A Range A Table MOD AC current Multimetr Meter 50u 200 u 50 nA 500 nA 200 mHz Table Multimeter 51 Operation manual POWERTEK MC 133 MC 133i Power calibrator 7 4 Full calibration procedure Required instruments Following pages describe procedure of the full calibration Following instruments are required for calibration 81 2 digit multimeter type HP3458A or Fluke 8508A or other type with accuracy 0 001 on DC voltage Calibrator Powertek M142 or M140 with DC ranges 10V 20mA a AC range 10V 10kHz Resistance shunt 10 mQ 100 mQ Burster 1280 or other type with accuracy 0 01 Counter HP 53181A HO 53130 BM 642 or other with accuracy 0 001 Powermeter 0 02 0 05 Zimmer LG95 or better HP8903A Distortion analyzer and scope with bandwidth min 20 MHz are recommended for THD measuring of AC signals Calibration procedure l Conne
14. energy counting is controlled by pulses on input 2 If query is sent calibrator returns the selected counting mode Example EDC INP TIME selects the counting mode which is controlled by time Note Command switches the calibrator in Energy DC mode SOUR EACI ENER This query returns the set value of energy using standard exponential format Example 100 60 Ws is returned as 1 006000e 002 Operation manual 106 MC 133 Power calibrator POWERTEK Note Query switches the calibrator in Energy AC high current mode SOUR EACI POW This query returns the set value of power using standard exponential format Example 100 60 W is returned as 1 006000e 002 Note Query switches the calibrator in Energy AC high current mode SOUR EACI POW UNIT lt CPD gt W VA VAR This command selects units for power in the Energy AC high current mode If query is sent calibrator returns actual units in Energy AC high current mode Example Select unit W for Energy AC high current mode EACI UNIT W Note Command switches the calibrator in Energy AC high current mode SOUR EACI VOLT lt DNPD gt This command sets the output voltage value lt DNPD gt Parameter represents the value of the output voltage expressed in V If query is sent calibrator returns the value of output voltage using standard exponential format Example 110 12 V is returned as 1 101200e 002 Example Voltage 230 5V EACI VOLT 230 5
15. returned as 5 000000e 001 Example period t1 100ms period t2 20ms period t3 30s period t4 200ms period t5 Os PDIP TIME 0 1 0 02 30 0 2 0 Notes Command switches the calibrator in Power Dip Swell mode SOUR PDIP TRIG INP lt CPD gt OFF IN3 This command enables disables external trigger for Dip Swell mode Operation manual 100 MC 133 Power calibrator POWERTEK OFF disables external trigger for Dip Swell function IN3 enables external trigger for Dip Swell function TTL falling edge applied to input IN3 If query is sent calibrator returns IN3 if external trigger is enabled or OFF if it is disabled Example PDIP TRIG INP IN3 Note Command switches the calibrator in Power Dip Swell mode SOUR PDIP TRIG SYNC lt CPD gt OFF ON This command enables disables synchronization of Dip Swell shape OFF Dip Swell shape starts immediately after trigger E ON start of Dip Swell shape is synchronized with the phase 0 If query is sent calibrator returns ON if synchronization is enabled or OFF if it is disabled Example PDIP TRIG SYNC ON Note Command switches the calibrator in Power Dip Swell mode SOUR PDIP TRIG REP lt CPD gt ONE REP This sets automatic repetition of generated Dip Swell shape ONE trigger starts generation of one Dip Swell shape REP trigger starts repeated generation of Dip Swell shapes If query is sent calibrator returns
16. the output name After the AC power on all outputs of connected phase units channels are enabled Pte abet bis stereo AAN 5 o U o I1 Voltage Phase i GndU On Dip Suell 10 0088 U H Frequency 56 000 Hz Coil Off Sync Int 1 08085 1 pgas 1 00005 mw ee a ae t3 ee 5205 eee 42 05 w t4 Input IN2 1 6688 s Sync Off On Off Channel Trigger Mode Pressing Trigger button starts generation of Dip Swell shape Generation can be started triggered also from input IN3 Dip Swell shape is divided into five time periods Length of these periods can be changed Active period is during the generation shown in the box tl Voltage Current amplitude is generated during period t1 after trigger t2 amplitude is fluently changed to Dip Swell amplitude t3 Dip Swell amplitude is generated t4 amplitude is fluently changed to Voltage Current amplitude t5 Voltage Current amplitude is generated There are following trigger parameters in Setup menu Dip Swell repetition One Shot trigger starts generation of one Dip Swell shape Repeat trigger starts repeated generation of Dip Swell shapes Dip Swell synchronization Sync Off Dip Swell shape starts immediately after trigger Sync On start of Dip Swell shape is synchronized with the phase 0 Dip Swell ext trigger Input Off Dip Swell can be triggered only internal keyboard or remote control Input IN3 Dip Swell can be triggered internal or by external TTL
17. 11 Re Current 1668 88 mA olla Current 1000 08 mA tae p A Di oi 2 Sync Int Phase E Sync Int Input value Phase 60 Frequency 56 000 Hz Ut a Y Input R e Main power value is recalculated using new set phase and existing setting of current and voltage The calculation is only made if active or reactive power is displayed e Next folders outputs are activated by repeatedly pressing Channel softkey 3 Setting the frequency AC power only e Repeatedly press the Sel button in the middle of cursor buttons until the frequency value appears in edit mode blue background e The value can be set using numeric keyboard and confirmed by pressing Hz softkey The value can be set using cursor buttons or rotary knob as well Setting the power in P Harmonic mode model MC 133 only Mode is used for generation harmonic signal composed of up to 50 harmonic components All components can be defined independently for all outputs 3x voltage 3x current Beside this mode allows modulation by sine or square signal Each calibrators output U1 U2 U3 I1 I2 I3 is displayed as a folder The folder U1 is active after selecting the Harmonic mode Next folders are activated by repeatedly pressing Channel softkey Pressing On Off softkey disables enables the active output Only enabled outputs will be connected after pressing the On button Enabled outputs are highlighted by blue rectangle above the output name A
18. 240V Frequency test Function Range Value Hz Frequency Hz Deviation allowed Hz FREQ 10 kHz 10000 0 0 59 Table IX Multimeter test Function Range Value Frequency Hz Deviation allowed FREQ 10 kHz 10000 0 Hz 0 5 Hz V DC 10 Vv 10 0 V 1 3 mV V DC 10 Vv 10 0 V 1 3 mV A DC 20 mA 0 02 A 3 3 pA A DC 20 mA 0 02 A 3 3 pA Table X 65 Operation manual POWERTEK MC 133 MC 133i Power calibrator 11 System control The calibrator is equipped with RS232 serial line IEEE 488 bus and the TCP IP Ethenet connection System connectors are located at the rear panel For the remote control to work properly interface parameters must be set in the system menu For RS232 line communication speed can be set 1200 to 115200 Bd For IEEE 488 bus an address from range 0 to 30 is allowed For Ethernet connection can be set IP address The calibrator can be only controlled by one of interfaces at a time It is therefore necessary to select one of the interfaces RS232 Ethernet IEEE488 using the system menu 11 1 TEEE 488 bus properties The instrument performs the following functions based on IEEE488 bus commands SH1 AHI T5 L3 RL1 DC1 SRI one The instrument also recognizes the following general commands Dio Dios DCL Device Clear reset the calibrator DIO3 3115 DIO7 Dios Di08 SDC Selected Device Clear reset the calibrator wep omau EOL End or Identify Message Terminator close the message NDAC 8 20 GND
19. 9 Auxiliary input Auxiliary input terminals for energy counting and for AC output signal synchronization 10 Meter input 13 Operation manual POWERTEK MC 133 MC 133i Power calibrator Input terminals for internal multimeter The COM terminal is common for all measuring The V terminal is for DC voltage 10V and frequency 10kHz measuring The mA terminal is for DC current 20mA measuring 11 Current output Current outputs HI and LO terminals 12 Voltage output Voltage outputs HI and LO terminals Terminals OUTPUT black background are main output for 2 wire connection and source for 4 wire connection Terminals SENSE are for sensing in 4 wire connection Colors on display Common rules are used for applied color of labels and values 1 Red color is applied when displayed value is measured by the calibrator 2 Blue color is applied for parameters or values which can be set up or modified directly from front panel keyboard or via Main menu 3 Black color is used for fix values labels notes parameters which cannot be modified and for other fix text with general information purpose 4 Meaning of display buttons is always shown the lowest line If there is no description above display button the button is not active in selected function Operation manual 14 MC 133 Power calibrator POWERTEK 3 2 Rear panel Rear panel includes ventilation holes power cord socket with integrated main
20. ONE if repetition is disabled or REP if it is enabled Example PDIP TRIG REP ONE Note Command switches the calibrator in Power Dip Swell mode SOUR EAC ENER This query returns the set value of energy using standard exponential format Example 100 60 Ws is returned as 1 006000e 002 Note Query switches the calibrator in Energy AC mode SOUR EAC POW This query returns the set value of power using standard exponential format Example 100 60 W is returned as 1 006000e 002 101 Operation manual POWERTEK MC 133 MC 133i Power calibrator Note Query switches the calibrator in Energy AC mode SOUR EAC POW UNIT lt CPD gt W VA VAR This command selects units for power in the Energy AC mode If query is sent calibrator returns actual units in Energy AC mode Example Select unit W for Energy AC mode EAC UNIT W Note Command switches the calibrator in Energy AC mode SOUR EAC VOLT lt DNPD gt This command sets the output voltage value lt DNPD gt Parameter represents the value of the output voltage expressed in V If query is sent calibrator returns the value of output voltage using standard exponential format Example 110 12 V is returned as 1 101200e 002 Example Voltage 230 5V EAC VOLT 230 5 Note Command switches the calibrator in Energy AC mode SOUR EAC CURR lt DNPD gt This command sets the output current value in Energy AC mode lt DNPD gt Paramet
21. On button to indicate the connection of output terminals Control sequence when output voltage over 100 V is selected When output voltage over 100 V is selected the information section of the display shows the symbol which informs that a life threatening voltage will be present at the output terminals If the output terminals are currently connected they will be disconnected when output voltage over 100 V is selected ON button must be pressed to reconnect the output signal to the output terminals After the ON button is pressed ON LED is lit and the information section of the display shows the symbol notifying the user about the connection of the dangerous output signal to the output terminals Voltage and frequency can be set without the outputs being disconnected The output terminals are automatically disconnected when changing between AC and DC ranges or when changing the function mode Overloading of output terminals If the output terminals are overloaded or short circuited in the voltage mode the calibrator disconnects the signal from the output terminals and reports Output Overload Setting the voltage in modes Udc Basic and Uac Basic The calibrator allows several ways of setting the value of generated voltage 1 Setting the voltage e Repeatedly press the Sel button in the middle of cursor buttons until the voltage value appears in edit mode blue background e The value can be set using numeric keyboard a
22. POWERTEK MC133 100002 1 22 Operation complete OPC This command sets the OPC bit in the ESR Event Status Register when all pending operations are complete Operation complete OPC This command returns 1 to the output queue after all pending operations are complete Option identification OPT This command return the instrument s harware fitment The reply is formatted as follows 1 a2 a3 0 0 0 0 Where 1 indicates that the main unit channel 1 is fitted must be al indicates that additional unit channel 2 is fitted a2 indicates that additional unit channel 3 is fitted 0 position reserved for future use al 0 unit channel 2 is not fitted al 1 unit channel 2 is fitted a2 0 unit channel 3 is not fitted a2 1 unit channel 3 is fitted Wait to Continue command WAI Prevents the instrument from executing any further commands or queries until all previous remote commands have been executed 119 Operation manual POWERTEK MC 133 MC 133i Power calibrator Reset RST This command resets the calibrator to its initial status Test operation TST This command launches an internal self test Return the self test result 0 for pass or 1 for fail Status byte reading STB This query returns number in range 0 to 255 with information about content of register STB which carries the MSS bit status Service Request Enable SRE lt
23. Power AC basic mode e Date and time e Remote control state Local keyboard Remote computer B Main area This section displays the set up values of generated signals and the data related to the calibrator status The section includes the following types of data 1 Main value There is displayed main output value with the unit and indication of AC or DC picture There is displayed also achal position of cursor V A if the parameter is in edit mode Position of cursor can be changed using keys lt gt and parameter can be changed using keys A v or using the rotary knob If output voltage exceeds 50V sign of danger voltage is displayed before main value 2 Auxiliary parameters This section displays auxiliary parameters of actually selected function e Voltage functions power and energy e Current functions power and energy e Phase Power factor functions power and energy e Frequency AC functions e Power energy e Dose of energy energy 3 Measured value Value measured using internal multimeter with unit Value over is displayed if measured signal is out of range 4 Outputs state Operation manual 12 MC 133 Power calibrator POWERTEK 6 Window displays which phase units are connected one phase to three phase which terminals are used for signal generation and also informs about output voltage higher than SOV Symbols displayed in window r warning displayed if o
24. V DC 30 0 V 18 0 7 6 V DC 30 0 V 20 0 8 0 V DC 30 0 V 22 0 8 6 V DC 30 0 V 24 0 9 1 V DC 30 0 V 26 0 9 6 V DC 30 0 V 28 0 10 1 V DC 30 0 V 30 0 10 5 V DC 30 0 V 12 0 6 0 V DC 30 0 V 14 0 6 4 V DC 30 0 V 16 0 7 0 V DC 30 0 V 18 0 7 6 V DC 30 0 V 20 0 8 0 V DC 30 40 LV 22 0 8 6 V DC 30 0 YV 24 0 9 1 V DC 30 0 V 26 0 9 6 V DC 30 0 V 28 0 10 1 V DC 30 0 V 30 0 10 5 Table I DC voltage test Function Range Value V Frequency Hz Deviation allowed mV V DC 10 0 YV 10 0 35 V DC 10 0 YV 1 0 0 3 5 V DC 70 0 V 70 0 24 5 V DC 70 0 V 70 0 24 5 V DC 140 0 V 140 0 49 0 V DC 140 0 V 140 0 49 0 V DC 280 0 V 280 0 98 0 V DC 280 0 V 280 0 98 0 Table II 30 V AC Basic range with linearity test Function Range Value V Frequency Hz Deviation allowed mV V AC 30 0 V 12 0 55 6 0 V AC 30 0 V 14 0 59 6 4 V AC 30 0 V 16 0 55 7 0 V AC 30 0 V 18 0 55 7 6 V AC 30 0 YV 20 0 55 8 0 V AC 30 0 V 22 0 55 8 6 V AC 30 0 V 24 0 55 9 1 V AC 30 0 V 26 0 55 9 6 V AC 30 0 YV 28 4 0 59 10 1 V AC 30 0 V 30 0 55 10 5 Table III 63 Operation manual POWERTEK MC 133 MC 133i Power calibrator AC voltage test Function Range Value V Frequency Hz Deviatio
25. and current is expressed as power factor you can change its polarity using Lead Lag softkey The Lead polarity presents capacity load current before voltage The Lag polarity presents inductance load voltage before current Operation manual 20 MC 133 Power calibrator POWERTEK Power units Units softkey The calibrator can display AC power in one of three ways e apparent power in VA e active power in W e reactive power in VAr Use Units softkey to open the units selection menu Select the required expression using cursor buttons or the rotary knob Confirm the selection by pressing the rotary knob or the Select softkey The value of displayed power is recalculated together with new units selection DC power can be expressed only in W The calibrator can display the phase relation of output voltage and current as power factor 1 to 1 or as phase shift in degrees 0 to 359 99 Main menu is used to change the method of displaying the phase relation Power modes Mode softkey Output power can be generated in different power modes AC power Mode Name Description Basic Pac Basic AC power basic mode Phase shift between channels output voltages are fixed 120 and 240 All parameters are the same for all channels Number of active channels can be defined in Main menu 1 2 or 3 High I Pac High I Mode is available only if all 3 channels are connected In this mode c
26. below Main menu the optional current coil must be connected to the output terminals The calibrator can be used to calibrate clamp Ammeters up to 1500 A Overloading the terminals When external circuit connected to current output terminals is disconnected or there is higher voltage at the load than permitted the calibrator disconnects the output terminals and displays Output Overload message The same message can be displayed when 50 turn coil is used for AC current output at frequencies above 80 Hz It depends on the set current and the type of ammeter connected Current modes Mode softkey Output current can be generated in different current modes AC current 37 Operation manual POWERTEK MC 133 MC 133i Power calibrator Mode Name Description Basic Iac Basic AC current basic mode Only first channel 1 is controlled in this mode High I Iac High I Mode is available only if all 3 channels are connected In this mode current outputs of all channels are connected in parallel using the MC133 01 High Current Adapter Current range is increased three times DC current Mode Name Description Basic Idc Basic DC current basic mode Only first channel 1 is controlled in this mode High I Idc High I Mode is available only if all 3 channels are connected In this mode current outputs of all channels are connected in parallel using the MC133 01 High Current Adapter Current r
27. caused by some improper connections Do not damage the output terminals by plugging in bananas thicker than the terminals were designed for e Whenever possible use the setup menu to ground Lo output terminals GndU On GndI On e Do not overload the power stages by leaving the calibrator switched on with the load connected for a long time especially on 30 A current range and 140 V and 280 V voltage ranges If the instruments to be calibrated are not connected to calibrator s output terminals using original cables ensure that cables suitable for the calibration voltage and current are used Maximum output voltage can reach 280 V AC and the maximum output current can reach 30 A AC Regular maintenance The calibrator does not require any special maintenance of electrical or mechanical parts If is gets dirty the case and the display can be cleaned by a wool rag moistened with alcohol The calibrator should be calibrated in the recommended 12 month intervals A calibration center should perform the calibration Operation manual 58 MC 133 Power calibrator POWERTEK What to do in case of failure If an obvious failure occurs during the operation e g the display is not lit the fan is not turning the calibrator must be switched off immediately First check the fuse located in the power cord receptacle Procedure is following e Remove the end of power cord from the mains connector at the rear panel e Ins
28. falling edge signal applied to input IN3 Internal multimeter is not available in P Dip Swell mode 1 Setting the amplitude RMS value of voltage current Operation manual 30 MC 133 Power calibrator POWERTEK Repeatedly press the Sel button in the middle of cursor buttons until the voltage current value appears in edit mode blue background The value can be set using numeric keyboard and confirmed by pressing V mA A softkey The value can be set using cursor buttons or rotary knob as well Output terminals are disconnected if new amplitude is set Next folders outputs are activated by repeatedly pressing Channel softkey Setting the phase Repeatedly press the Sel button in the middle of cursor buttons until the phase value appears in edit mode blue background The value can be set using numeric keyboard and confirmed by pressing softkey The value can be set using cursor buttons or rotary knob as well Next folders outputs are activated by repeatedly pressing Channel softkey Setting the amplitude RMS value of Dip Swell Repeatedly press the Sel button in the middle of cursor buttons until the Dip Swell value appears in edit mode blue background The value can be set using numeric keyboard and confirmed by pressing V mA A softkey The value can be set using cursor buttons or rotary knob as well Output terminals are disconnected if new amplitude is set
29. following items MC133 MC133f e Power calibrator main unit e Power calibrator auxiliary unit e Power cord e Power cord e Spare fuse e Spare fuse e Operational manual e Operational manual e Test report e Test report e Test cable 1000V 32A 4 pcs e Test cable 1000V 32A 4 pcs e RS232 cable The calibrator should be powered by 230 115 V 50 60 Hz mains It is a laboratory instrument whose parameters are guaranteed at 23 2 C Before powering on the instruments place it on a level surface Do not cover the vents at the bottom side and the fan opening at the rear panel MC133 01 High Current Adapter 5 Operation manual POWERTEK MC 133 MC 133i Power calibrator Standard part of delivery the three phase configuration 1xMC133 2xMC133f is the option MC133 01 Using this adapter all current outputs are connected in parallel and the configuration can deliver up to 90 A in signle phase mode 2 2 Three phase configuration Up to two auxiliary unit MC133f i can be connected to the main unit MC133 i This structure allows to generate three phase output signal It is possible to stack instruments Auxiliary units are connected to the main unit by 25 wire cable standard part of delivery Every auxiliary unit contains calibration data Phases are allocated according to following rules e Phase 1 L1 main unit e Phase 2 L2 auxiliary unit connected to the connector Unit 2 e Phase 3 L3 auxilia
30. is a decimal value which corresponds to the binary weighted sum of all bits set in the register Register is cleared after this query Example STAT QUES EVEN STAT QUES ENAB lt DNPD gt This command enables bits in the Questionable Data Enable register Selected bits are summarized at bit 3 QSS of the IEEE488 2 Status Byte register lt DNPD gt Parameter represents required value of Questionable Data Enable register If query is sent calibrator returns the value of the registr as a decimal number Example 64 is returned as 64 Example Set bit 1 in the Questionable Data Enable register other bits are 0 STAT QUES ENAB 2 STAT QUES COND This query returns the content of Questionable Condition register It is a decimal value which corresponds to the binary weighted sum of all bits in the register Register is not cleared after this query The response to the query therefore represents an instantaneous Snapshot of the register state at the time that the query was accepted Example STAT QUES COND STAT PRES This command clears all bits in the Operation Data Enable register and in the Questionable Data Enable register Example STAT PRES TEEE488 2 Common Commands Operation manual 118 MC 133 Power calibrator POWERTEK I D instrument identification IDN This command returns the identification of the manufacturer model serial number and firmware revision The reply is formatted as follows
31. mode SOUR PHAR VOLT lt n gt MOD lt DNPD gt This command sets the modulation level for voltage output in channel lt n gt lt DNPD gt Represents the modulation level in If query is sent calibrator returns the modulation level using standard exponential format Example 12 45 is returned as 1 145000e 001 8 amp 9 Operation manual POWERTEK MC 133 MC 133i Power calibrator Example PHAR VOLT1 MOD 12 45 Note Command switches the calibrator in Power Harmonic mode SOUR PHAR VOLT lt n gt MOD SHAP lt CPD gt SIN RECT OFF This command sets type of modulation for voltage output in channel lt n gt lt CPD gt SIN modulation using sinusoidal wave shape RECT modulation using rectangular wave shape OFF disables modulation If query is sent calibrator returns SIN RECT or OFF Example PHAR VOLT1 MOD SHAP SIN Note Command switches the calibrator in Power Harmonic mode SOUR PHAR VOLT lt n gt MOD DUTY lt DNPD gt This command sets the duty cycle of rectangular modulation for voltage output in channel lt n gt lt DNPD gt Represents the duty cycle in If query is sent calibrator returns the duty cycle using standard exponential format Example 50 is returned as 5 000000e 001 Example PHAR VOLT1 MOD DUTY 50 Note Command switches the calibrator in Power Harmonic mode SOUR PHAR CURR lt n gt lt DNPD gt This command sets the output cu
32. only if all 3 channels are connected In this mode current outputs of all channels are connected in parallel using the MC133 01 High Current Adapter Current range is increased three times Use Mode softkey to open the mode selection menu Select the required mode using cursor buttons or the rotary knob Confirm the selection by pressing the rotary knob or the Select softkey Output terminals are disconnected if the new mode is selected Setting the energy in modes Edc Basic and Eac Basic The calibrator allows several ways of setting the value of generated energy 1 Setting the voltage The energy power value can be changed by changing the voltage Repeatedly press the Sel button in the middle of cursor buttons until the voltage value appears in edit mode blue background The value can be set using numeric keyboard and confirmed by pressing V softkey The value can be set using cursor buttons or rotary knob as well Energy power value is recalculated using new set voltage and existing setting of current and power factor 2 Setting the current The energy power value can be changed by changing the current Repeatedly press the Sel button in the middle of cursor buttons until the current value appears in edit mode blue background The value can be set using numeric keyboard and confirmed by pressing mA or A softkey The value can be set using cursor buttons or rotary knob as
33. sent calibrator returns the polarity of the phase angle between the output voltage and current Example EAC POL LEAD sets the phase angle polarity to Lead Note Command switches the calibrator in Energy AC mode SOUR EAC FREQ lt DNPD gt This command sets the frequency in Energy AC mode lt DNPD gt Parameter represents the value of frequency expressed in Hz If query is sent calibrator returns the value of frequency using standard exponential format Example 50Hz is returned as 5 000000e 001 Example Frequency 60Hz EAC FREQ 60 Notes Command switches the calibrator in Energy AC mode 103 Operation manual POWERTEK MC 133 MC 133i Power calibrator SOUR EAC TIME lt DNPD gt This command sets the time in Energy AC mode lt DNPD gt Parameter represents the value of time expressed in s If query is sent calibrator returns the value of time using standard exponential format Example 120s is returned as 1 200000e 002 Example Time 60s EAC TIME 60 Notes Command switches the calibrator in Energy AC mode SOUR EAC COUN lt DNPD gt This command sets the pulse counter in Energy AC mode lt DNPD gt Parameter represents number of pulse counts If query is sent calibrator returns number of pulse counts using standard exponential format Example 20 is returned as 2 000000e 001 Example EAC COUN 10 Notes Command switches the calibrator in Energy AC mode SOUR EAC INP
34. table to adjust the calibrator s output in the calibration points c To adjust the calibrator s output in the calibration points press Select softkey and use lt gt v A cursor buttons rotary knob or numeric keyboard to adjust the output voltage Confirm correctly set value by pressing Write softkey If you want to skip the calibration point whose calibration you have already entered press Exit softkey d Switch output terminals OFF Disconnect multimeter and calibrator e In case there are more phase channels repeat steps a to d also for Voltage MOD 2 and Voltage MOD 3 9 AC current modulation ranges calibration P Harmonic P Interharmonic modes model MC 133 only a b c d e Select Current MOD 1 from the calibration menu and confirm by pressing Select softkey Set the same function on external multimeter Follow the instructions provided on the calibrator s display and the MOD ACI table to adjust the calibrator s output in the calibration points To adjust the calibrator s output in the calibration points press Select softkey and use lt gt v A cursor buttons rotary knob or numeric keyboard to adjust the output voltage Confirm correctly set value by pressing Write softkey If you want to skip the calibration point whose calibration you have already entered press Exit softkey Resistance shunt should be used on 2 5 10 and 30 A ranges if standard multimeter does not cover this range
35. the power in modes Edc High I and Eac High I cecececcceeesneeeeeeesneeeeeseeneeees 35 4 6 Generation of calibrated Voltage cccccssssssssccssssscssscssseeeccssssccesssseseseesssssccesseeees 35 Setting the voltage in modes Udc Basic and Uac Basic ccescccccsssseceeseeneeeeesenneeeeesseeeees 36 4 7 Generation of calibrated CUrremts seiscisccssoccescciectssscsvecbectsesesnccseevsonesnconscedeseondesechsosesnees 37 Setting the current in modes Idc Basic and Iac Basic cccceeecccceseeeeceeeeeeneeeceeeeeeeeeeenaeeees 38 Setting the current in modes Idc High I and Iac High 1 00 ececccceesneeeeeeesteeeeeseeneeees 38 X TTT casi ace eere aaao E Eea at eta etait st E totam sE es 39 Duk Function SCLC CO OM sseni aa 39 6 Calibrator setup menu MAIN MENU ssecsrrccccssescesscsssccccccsssccscssssceccssesscccsssssesesesseseees 40 Operation manual 2 MC 133 Power calibrator POWERTEK Gal Geman al WhO E EE E E E E E 40 6 2 Interface Menu e esseseessseoesesecoessseooeessooeeesoooesssoooeessooeeesooosessooossssoosesssooeeesooossssoosesssosee 41 6 3 Calibrator Men sssssssssssscsssssessesssssestsosstossevossosss serors sosot Sisters os osure Norssi 42 6 4 Mete Men sscectesscextcacisceceet tuautincst tecessacewaseatceiaubesaatubecs eeta SKEL SESS Eees iequtciedbdusech duseqnees 43 6 5 Calibration MGI scccssccscesscss isecasegd cacecuadeesasenscesecoudcacsoundcsstsasdeecedvescusbsendchoeseaicensesedseehees 44 Z
36. to 1 kHz Control in the power mode e Press P button on the calibrator and then select AC or DC mode by pressing AC or DC button The display shows the following data main value of set power in selected unit of measurement VA W VAr voltage at VOLTAGE OUTPUT HI LO terminals current through CURRENT OUTPUT HI LO terminals power factor or the phase shift between the voltage and current in frequency if AC power is selected uncertainty of set power x amp e Set desired value of power using numeric keyboard potentiometer or cursor buttons Output power is not yet connected to the output terminals e Connect the instrument to be calibrated to VOLTAGE OUTPUT HI LO and CURRENT OUTPUT HI LO terminals or short the CURRENT OUTPUT HI LO terminals e Press OUTPUT button e Green LED is lit above the On button to indicate the connection of simulated electrical power to the output terminals Connected terminals are also displayed in the Outputs state window as green circles igs eeietnds fe Me 17 32 1t 5 2008 Local O60 100 00 Wy eee 6 857 Voltage 166 668 U Gnd On Current 1888 88 mA GndI On o Sense zi Phase 6 88 coil ots Frequency 56 000 Hz Syne Int Che 1 Units Mode Desired power is connected to output terminals 19 Operation manual POWERTEK MC 133 MC 133i Power calibrator Power factor polarity Lead Lag softkey In case that phase shift between voltage
37. value of output current using standard exponential format Example 11 012 V is returned as 1 101200e 001 Example Current 23 05A in channel 1 PDCE CURRI 23 05 87 Operation manual POWERTEK MC 133 MC 133i Power calibrator Note Command switches the calibrator in Power DC extended mode SOUR PDCE CURR lt n gt ENAB lt CPD gt ON OFF This command enables disables the current output in channel lt n gt Disabled outputs are OFF also during OUTP ON ON enables the output OFF disables the output If query is sent calibrator returns ON if the output is enabled or OFF if it is disabled Example PDCE CURR1 ENAB ON Note Command switches the calibrator in Power DC extended mode SOUR PHAR VOLT lt n gt lt DNPD gt This command sets the output voltage value in channel lt n gt lt DNPD gt Parameter represents the value of the output voltage expressed in V lt n gt Parameter represents the output channel 1 2 or 3 If query is sent calibrator returns the value of output voltage using standard exponential format Example 110 12 V is returned as 1 101200e 002 Example Voltage 230 5V in channel 1 PHAR VOLT1 230 5 Note Command switches the calibrator in Power Harmonic mode SOUR PHAR VOLT lt n gt PHAS lt DNPD gt This command sets the phase angle between voltage output in channel lt n gt and internal reference phase lt DNPD gt Represents the phase angle in
38. well Energy power value is recalculated using new set current and existing setting of voltage and power factor Operation manual 34 MC 133 Power calibrator POWERTEK 3 Setting the power factor AC power only e If Ws or VArs is indicated the energy power value can be changed by changing the power factor Change of power factor does not change the output apparent energy e Repeatedly press the Sel button in the middle of cursor buttons until the power factor phase value appears in edit mode blue background e The value can be set using numeric keyboard and confirmed by pressing Lead or Lag softkey The value can be set using cursor buttons or rotary knob as well e Energy power value is recalculated using new set power factor and existing setting of current and voltage The calculation is only made if active or reactive power is displayed 4 Setting the frequency AC energy only e Repeatedly press the Sel button in the middle of cursor buttons until the frequency value appears in edit mode blue background e The value can be set using numeric keyboard and confirmed by pressing Hz softkey The value can be set using cursor buttons or rotary knob as well 5 Setting the time pulse counter e Repeatedly press the Sel button in the middle of cursor buttons until the time value or inputs IN1 or IN2 appears in edit mode blue background e The value can be set using numeric ke
39. 0 Character data parameter mene Remote interface error Received command doesn t contain valid numeric 120 Numeric data parameter 110 Remote interface error Received command isn t valid 501 Eeprom write failed 502 Eeprom read failed 503 Eeprom data lost Check calibration data Output signal over specified limits Decrease signal level or decrease the 701 704 Output overload load 703 High temperature Calibrator power stage overheated Disconnect external load Ambient Operation manual 56 MC 133 Power calibrator POWERTEK temperature is too high or forced ventilation holes are blocked 705 Input signal over specified limits Decrease signal level 722 Error in internal communication 721 Error in internal communication 730 731 Error in internal communication 732 Calibrator will be restarted 743 Error in internal communication 745 Error in internal communication 746 747 748 Error in internal communication o Amplitude of harmonic signal on voltage channel 1 is too high Reduce 750 Harmonic U 1 over range amplitudes of individual harmonic components ETE Amplitude of harmonic signal on voltage channel 2 is too high Reduce 751 Harmonic U 2 over range amplitudes of individual harmonic components Peat a Amplitude of harmonic signal on voltage channel 3 is too high Reduce 752 Harmonic U 3 over range amplitudes of individual harmonic components aa Amplitude of harmonic signal on current
40. 1000 Note Command switches the calibrator in Power AC high current mode SOUR PACI POW UNIT lt CPD gt W VA VAR This command selects units for power in the Power AC high current mode If query is sent calibrator returns actual units in Power AC high current mode Example Select unit W for Power AC high current mode PACI UNIT W Note Command switches the calibrator in Power AC high current mode SOUR PACI VOLT lt DNPD gt This command sets the output voltage value lt DNPD gt Parameter represents the value of the output voltage expressed in V If query is sent calibrator returns the value of output voltage using standard exponential format Example 110 12 V is returned as 1 101200e 002 Example Voltage 230 5V PAC VOLT 230 5 Note Command switches the calibrator in Power AC high current mode SOUR PACI CURR lt DNPD gt This command sets the output current value in Power AC high current mode lt DNPD gt Parameter represents the value of the output current expressed in A If query is sent calibrator returns the value of output current using standard exponential format Example 11 012 A is returned as 1 101200e 001 Example Current 23 05A PACI CURR 23 05 Note Command switches the calibrator in Power AC high current mode amp 1 Operation manual POWERTEK MC 133 MC 133i Power calibrator SOUR PACI CURR PHAS lt DNPD gt This command sets the phase angle bet
41. 1000 Hz Range o 008000 0300000A ooroo s ooroo ooroo 35 3 0 30001 1 00000 ooroo s ooroo ooroo 55 3 1 00001 2 00000A_ ooroo e ooroo ooroo 355 3 030 10 0001 30 0000 A When option 140 50 Current Coil is used add uncertainty 0 3 of the set current to the value specified in above table Output current is multiplied by factor 25 or 50 depending on applied coil range Hz BS a 5 5 35 _ 35 _ o Operation manual 126 MC 133 Power calibrator POWERTEK Phase and power factor Phase range 0 0 to 359 99 Frequency range 15 Hz to 1000 Hz Phase resolution 0 01 Power factor range 1 to 1 Lead Lag Power factor resolultion 0 001 Power factor uncertainty dPF 1 cos q dq cos Phase accuracy Frequency Hz Phase accuracy d 15 000 70 000 70 001 400 000 0 1 400 001 1000 00 0 4 Table valid for internal frequency synchronization Add stability of external signal for external synchronization DC power Summary range 0 008VA to 8400 VA 420 kW with current coil option 140 50 Power unit W F DC power uncertainty Voltage ranges 1V 10V 10V 30V 30V 70V 70V 140V 140V 280V OmA 300mA 0 054 0 054 0 054 0 054 0 054 300mA 1A 0 054 0 054 0 054 0 054 0 054 Current ranges 14 24 0 054 24 54 0 054 54 104 0 062 104 304 0 070 Table shows the best uncertainty 127 Operation manual POWE
42. A 02 08 Modulation Flicker Fundamental harmonic frequency range 15 Hz to 1 kHz Single harmonic 2 50 frequency range 30 Hz to 5 kHz Modulation frequency range 0 001 Hz to 50 Hz Modulation depth 0 to 30 Modulation depth resolution 0 001 RMS amplitude uncertainty 0 2 of range Waveform of modulation signal sinus rectangular Modulation depth accuracy 0 2 Dip Swell AC voltage range 0 1 V to 280 V AC current range 1 mA to 30 A Amplitude uncertainty 0 2 of range Frequency range 15 Hz to 1 kHz Timing tl range 0s to 60s t2 range 0 1 ms to 60 s t3 range 2 ms to 60s t4 range 0 1 ms to 60 s t5 range 0s to 60s range is selected according to the highest value of output signal tl t5 gt 2ms 129 Operation manual POWERTEK MC 133 MC 133i Power calibrator Multimeter Function Total range Accuracy Resolution Range DC voltage 0to 12 V 0 01 0 01 100uV 10V DC current 0 to 25 mA 0 01 0 01 100 nA 20mA 1 Hz to 15 kHz 0 005 10 uHz 0 1 Hz Operation manual 130 MC 133 Power calibrator POWERTEK General data Warm up time Operating temperature Storage temparature Reference temperature Dimensions Netto weight Power supply Power consumption Safety class 13 Accessories 60 min 23 10 C 10 to 55 C humidity lt 90 2322C 460 x 580 x 320 mm 27 kg 115 230V 50 60 Hz max 550 VA I according EN 1010 MC133 MC133f B
43. AC current calibration Operation manual 46 MC 133 Power calibrator POWERTEK e Voltage DC x DC voltage calibration e Current DC x DC current calibration e Voltage MOD x AC voltage in modes P Harmonic a P Interharmonic calibration e Current MOD x AC current in modes P Harmonic a P Interharmonic calibration Where x is ordinal number of the phase unit channel 4 Meter Calibration data of internal meter 7 3 Selection of calibration type After the calibration menu is displayed one of partial calibrations can be selected Use a and v cursor buttons to move the cursor through the list Having selected the required function to be calibrated press Select softkey The following data are shown the following example is valid for Voltage AC 1 ae ech ROHT nge 18 Vac low CiU 1 Vac high 104 38Vac low 18y 38Vac high 304 7BUac low 304 7 Vac high 78y 148Vac low 70UY 148Vac high 1404 288Vac low 148U 288Vac high 2804 The table lists recommended calibration points Having selected the required calibration point using Select softkey the following data are shown Voltage Hott Range 18Vac low 1U 1456397319 Softkeys have the following meaning Write new calibration value is entered into the memory old value is lost The calibrator returns to the previous menu Skip current calibration step is skipped old value is retained in the memory The calibrator returns to the pre
44. CDCI CURR lt DNPD gt This command sets the output voltage value in Current DC high current mode lt DNPD gt Parameter represents the value of the output current expressed in A If query is sent calibrator returns the value of output voltage using standard exponential format Example 11 012 A is returned as 1 101200e 001 Example Current 23 05A CDCI CURR 23 05 Note Command switches the calibrator in Current DC high current mode Operation manual 114 MC 133 Power calibrator POWERTEK SYSTem subsystem The subsystem enables to control various functions from the MENU SYSTem DATE lt DNPD gt lt DNPD gt lt DNPD gt TIME lt DNPD gt lt DNPD gt lt DNPD gt ERRor REMote RWLock LOCal SYST DATE lt DNPD gt lt DNPD gt lt DNPD gt This command sets system date of the calibrator lt DNPD gt lt DNPD gt lt DNPD gt Represents date in format YYYY MM DD If query is sent calibrator returns current value of system date in format YYYY MM DD where YYYY year 2000 2099 MM month 01 12 DD day 01 31 SYST TIME lt DNPD gt lt DNPD gt lt DNPD gt This command sets time of the calibrator lt DNPD gt lt DNPD gt lt DNPD gt Represents time in format HH MM SS If query is sent calibrator returns current value of system time in format HH MM SS where HH hour 00 23 MM minute 00 59 SS second 00 59 SYST ERR Query the multimeter s error qu
45. CI VAC VDC CAC CDC CACI CDCI e PAC Power AC mode e PDC Power DC mode e PACI Power AC high current mode e PDCI Power DC high current mode e PACE Power AC extended mode e PDCE Power DC extended mode e PHAR Power harmonic mode e PIH Power interharmonic mode e PDIP Power Dip Swell mode e EAC Energy AC mode e EDC Energy DC mode e EACI Energy AC high current mode e EDCI Energy DC high current mode e VAC Voltage AC mode e VDC Voltage DC mode e CAC Current AC mode e CDC Current DC mode e CACI Current AC high current mode e CDCI Current DC high current mode Example MODE SOUR PAC POW lt DNPD gt This command sets the power value in Power AC mode lt DNPD gt Parameter represents the value of the power expressed in actual units W VA VAr If query is sent calibrator returns the set value of power using standard exponential format Example 100 60 W is returned as 1 006000e 002 Example AC power 1000W PAC POW 1000 Note Command switches the calibrator in Power AC mode SOUR PAC POW UNIT lt CPD gt W VA VAR This command selects units for power in the Power AC mode 77 Operation manual POWERTEK MC 133 MC 133i Power calibrator If query is sent calibrator returns actual units in Power AC mode Example Select unit W for Power AC mode PAC UNIT W Note Command switches the calibrator in Power AC
46. Calibration NODE iainissnsnsensaccaivesusceiexcecnniuisuuias So eSEE Ere VES erst TOR S oS ET ES VESSE Reor aats 45 Tol Calibration BrinitCiples cs cccssstsssacocsecnshsnssanntesseerabenscasusd casuosbansanvacsevedssbensdanndesssdssbossunswass 45 7 2 Access to the calibration procedure ssssscsccccccssssscssssssssccscssscssssseeseccssssscsseseoes 45 T3 Selection of calibration LY PO iscsccdicstaponcnscsearevssomsneiia ssasedesvexqnteatacesixenswendeansaeadaonceunseneense 47 7 4 Full calibration POCOQUre vicseseec cccscoadesesesdecceonaesseancsdoscecncsdueonasdesstencesbeonsdeccaneessabanesene 52 O Error MESSI CES sa seveissass cents iseuncspaesscnestuvaucssapaiecosisvavasptce veces OS Re CsE Denei EOSO Oo ESD ro ESSO s R SaaS 56 9 MAIRICN ANCE sc sitsviasessiascntuasvnsdsssovncpevcsvisausssuncausueunssvasavastedcsvrdsusssossesscsunedviveunspeikeuvenvicsunsnsion 58 10 Verification TSE siricusiarsectuseusccnsavaneietev silanes bosene seose arena a cubiutvicassonisiveravueueieuaniooseeeaate 60 TIL System CONT OL casivesasssiccsetssisesavcsieeiaisebessivensssdeitsosevsavenvavdsusascostavebwedsssstesstesseveseassbescsuvsawecens 66 11 1 IEEE 488 bus properties siiussesssetisascedunsebatdcassssucasSuasedeeas sus uasovorvansensessasevaveuaseaineunsens 66 11 2 RS232 serial in SCC g scassssssssccscsadageoscsnuscescedsscessgaussvonsdenssdesoustesncducsscsteuceovassexesdsetes 66 EES C mmand SsyntaX sv secsecesssnccuulacsanscssstacscdussnstesass
47. D gt LEAD LAG This command sets the polarity of phase angle between voltage and current Command is valid only for PHAS UNIT DEG lt CPD gt Represents the polarity of phase angle between the output voltage and current If query is sent calibrator returns the polarity of the phase angle between the output voltage and current Example EACI POL LEAD sets the phase angle polarity to Lead Note Command switches the calibrator in Energy AC high current mode SOUR EACI FREQ lt DNPD gt This command sets the frequency in Energy AC high current mode lt DNPD gt Parameter represents the value of frequency expressed in Hz Operation manual 108 MC 133 Power calibrator POWERTEK If query is sent calibrator returns the value of frequency using standard exponential format Example 50Hz is returned as 5 000000e 001 Example Frequency 60Hz EACI FREQ 60 Notes Command switches the calibrator in Energy AC high current mode SOUR EACI TIME lt DNPD gt This command sets the time in Energy AC high current mode lt DNPD gt Parameter represents the value of time expressed in s If query is sent calibrator returns the value of time using standard exponential format Example 120s is returned as 1 200000e 002 Example Time 60s EACI TIME 60 Notes Command switches the calibrator in Energy AC high current mode SOUR EACI COUN lt DNPD gt This command sets the pulse counter in Energy AC hi
48. DEG sets the angle as the unit of phase shift OUTP UNIT the calibrator returns DEG OUTP CURC lt CPD gt OFF X25 X50 This command activates or deactivates the use of 25 or 50 turns current coil e OFF deactivates the current coil e X25 activates the 25 turns current coil e X50 activates the 50 turns current coil If query is sent calibrator returns X50 if the 50 turn coil is activated X25 if the 25 turn coil is activated or OFF if the current coil is deactivated Example OUTP CURC X50 activates 50 tuen current coil OUTP CURC Calibrator returns OFF X50 or X25 OUTP SYNC lt CPD gt INT LINE IN1 IN2 IN3 This command sets mode of output frequency synchronization e INT internal synchronization e LINE synchronization to power supply frequency e INI synchronization to external signal input IN1 e IN2 synchronization to external signal input IN2 Operation manual 70 MC 133 Power calibrator POWERTEK e IN3 synchronization to external signal input IN3 If query is sent calibrator returns INT LINE IN1 IN2 or IN3 according to selected synchronization mode Example OUTP SYNC INT selects frequency synchronization to internal reference OUTP SYNC Calibrator returns INT LINE IN1 IN2 or IN3 OUTP SYNC LOCK lt CPD gt 0 1 This query returns the actual state of frequency synchronization e 0 output frequnecy is not locked it is not possible to activate the output termin
49. Example 11 012 A is returned as 1 101200e 001 Example Current 23 05A PDCI CURR 23 05 Note Command switches the calibrator in Power DC high current mode 83 Operation manual POWERTEK MC 133 MC 133i Power calibrator SOUR PACE POW This query returns the set value of power using standard exponential format Example 100 60 W is returned as 1 006000e 002 Note Query switches the calibrator in Power AC extended mode SOUR PACE POW UNIT lt CPD gt W VA VAR This command selects units for power in the Power AC extended mode If query is sent calibrator returns actual units in Power AC extended mode Example Select unit W for Power AC extended mode PACE UNIT W Note Command switches the calibrator in Power AC extended mode SOUR PACE VOLT lt n gt lt DNPD gt This command sets the output voltage value in channel lt n gt lt DNPD gt Parameter represents the value of the output voltage expressed in V lt n gt Parameter represents the output channel 1 2 or 3 If query is sent calibrator returns the value of output voltage using standard exponential format Example 110 12 V is returned as 1 101200e 002 Example Voltage 230 5V in channel 1 PACE VOLT1 230 5 Note Command switches the calibrator in Power AC extended mode SOUR PACE VOLT lt n gt PHAS lt DNPD gt This command sets the phase angle between voltage output in channel lt n gt and internal reference ph
50. MC 1 33 MC 1 331 Power Calibrator Operation manual M133 Power Calibrator Powertek 20 493kU o POWERTEK MC 133 MC 133i Power calibrator Content DP Basicinformation says ctesens Ges tatsed tas auiutecede tax Gov DEEE ENEE II EATEN eee rS edine ESS 4 2 Prepar tion for OPCVOMON ii cccscsvsresiconcexuscpusbonsasvcouusopnasesssesoouuan uuehesbabacouvenseapeesiosseessnuanensnovene 5 2 1 Inspecting package contens selecting the installation location cscsscccsssssseees 5 2 2 Fhreephase COMMPUTAUIO Ml co5 cae5 carecscscos sted vanckaustaoecouacasvesutensecdcbeancasanasecsebwanesontaesectcoudnee 6 Ded POWT Olne E E E e E aat 6 2 4 Warm Up CHING os caiss ccs esiscnseckscoep enasascencosecap sawadeeshcspeceyssuscstnnsess sayecusduaskeusesesteassceastaceasetes 7 2 5 Replacement OF Tuse citsis Ssicies seceusisicaintesbariatewsctciviacdueiesmansaseseaccusansueedeseaneuseeancnerieeees 7 2 0 Safety PRE CA UMOIS oy esicvae sceacsavscesuviescineadessesnodnanavnrassoaneedoavasusssbeonedoswkensadsseonedessesanedpeaasoacs 9 3 Description of CONIMOIS scarcersiescespadviaassiseswassaessenssuserecnp tdeicoey Laveucoptontaossbakveapiorensstauavanpaaee 10 3 1 Front Mawel sa ssescas csscsusssaveossessseadeseussesancssvenessonondaeceseesnsdensadasdensesnssveesssciavesteshensedeotnsessane 10 3 2 RG Aw abel igs sess scncsoins eisecsccuncnsveseiavsancedcaceesesensseieceseaudsswuracussocessudeoorsaueasceessiseasestaassaes 15 4 Co
51. NCY 10000Hz and 10 VDC Deviations should not exceed limits in the tables bellow Note Because accuracy of calibrator output is not accurate enough in all points use external standard counter frequency or multimeter DC voltage connected in parallel to the output terminals to obtain exact value on the output Connect input current terminals of calibrator s internal multimeter to the output terminals of the standard calibrator Set appropriate value of DC current according to the table X Perform multimeter test on range 20 mA DC according to the table X Deviation should not exceed specified limit Connect distortion meter to the voltage output terminals of the calibrator Set output voltage 10 VAC frequency 1000 Hz and sin waveform Check harmonic distortion of output signal It should not exceed 0 05 If calibrator is out of limits is in some points of this test appropriate function and range should be recalibrated It is not necessary to recalibrate all functions but only this one which does not meet specification See chapter Calibration mode where recalibration procedure is described Operation manual 62 MC 133 Power calibrator POWERTEK Tables of limits 30 V DC Basic range with linearity test Function Range Value V Frequency Hz Deviation allowed mV V DC 30 0 V 12 0 6 0 V DC 30 0 YV 14 0 6 4 V DC 300 V 16 0 7 0
52. ON button the output terminals of the calibrator are connected Only those terminals are activated which are aimed for DUT connection To disconnect active terminals push the OFF button 3 Access to the Main menu After pressing the MENU button the calibrator displays the basic level of the setup menu In this menu you can change instruments setting and calibration data Previous function is recalled after pressing Exit softkey 4 2 Setting the value of output signal Edit mode Parameters of output signal can be changed in Edit mode Only parameters displayed in blue color can be changed Display can be switched to edit mode in different ways Operation manual 16 MC 133 Power calibrator POWERTEK Pressing numeric button Pressing Sel button in the middle of cursors buttons Pressing cursor button Pressing the rotary knob In edit mode is edited value highlighted by blue background Pressing the Sel button you can change among blue parameters Edit mode is finished by pressing Exit softkey Entry of the value using numeric keyboard e Use the numeric keyboard to select the desired value After the first digit is entered input box is displayed In the upper row of the input box is the name of edited parameter Using softkeys you can enter the new value in different units e Enter desired value e After the entry is complete press softkey with requested unit or press Enter button E
53. P CURR1 ENAB ON Note Command switches the calibrator in Power Dip Swell mode SOUR PDIP CURR lt n gt CHAN lt DNPD gt This command sets the level of change Dip Swell t3 period for current output in channel lt n gt lt DNPD gt Represents the current in A 99 Operation manual POWERTEK MC 133 MC 133i Power calibrator If query is sent calibrator returns the value of output current using standard exponential format Example 11 012 A is returned as 1 101200e 001 Example Dip Swell change 2 305A in channel 1 PDIP CURRI1 CHAN 2 305 Note Command switches the calibrator in Power Dip Swell mode SOUR PDIP FREQ lt DNPD gt This command sets the frequency in Power Dip Swell mode lt DNPD gt Parameter represents the value of frequency expressed in Hz If query is sent calibrator returns the value of frequency using standard exponential format Example 50Hz is returned as 5 000000e 001 Example Frequency 60Hz PDIP FREQ 60 Notes Command switches the calibrator in Power Dip Swell mode SOUR PDIP TIME lt DNPD gt lt DNPD gt lt DNPD gt lt DNPD gt lt DNPD gt This command sets the time periods t1 t2 t3 t4 and t5 in Power Dip Swell mode lt DNPD gt lt DNPD gt lt DNPD gt lt DNPD gt lt DNPD gt Parameters represent the value of times t1 t2 t3 t4 and t5 expressed in s If query is sent calibrator returns time values using standard exponential format Example 50s is
54. RTEK MC 133 MC 133i Power calibrator AC power Summary range 0 008VA to 8400 VA 420 kVA with current coil option 140 50 Frequency range 15Hz to 1000 Hz Power unit W VA VAr Current ranges Curren ranges Curren ranges Table shows the best uncertainty Power uncertainty is calculated as dP V dU dI dPF 0 017 DC AC energy Voltage range 1 V to 280 V Time range 1 s to 10 000 s Current range 0 03 A to 30 A Time resolution 0 1s Power factor range l to 1 Time interval uncertainty 0 01 0 1 s Non harmonic signals model MC 133 only Harmonic and interharmonic distortion H I products Fundamental harmonic frequency range 15 Hz to 1 kHz Fundamental harmonic amplitude uncertainty 0 2 of range Harmonics 2 50 frequency range 30 Hz to 5 kHz Interharmonic frequency range 15 Hz to 1 kHz Max of harmonic products 50 Number of interharmonic products l Frequency uncertainty 0 005 Amplitude range of H I products max 30 of RMS output value Amplitude resolution of H I products 0 001 Noise amp Distortion 60 dB Uncertainty of H I products Operation manual 128 MC 133 Power calibrator POWERTEK 30 3000 Hz 3000 5000 Hz 1 0000 10 0000 V 10 0001 30 0000 V 30 001 70 000 V 70 001 140 000 V 140 001 280 000 V 0 008000 0 300000 A 0 30001 1 00000 A 1 00001 2 00000 A 2 00001 5 00000 A 0 2 0 4 5 0001 10 0000 A 10 0001 30 0000
55. TW PAIR WINDAC Ee ata exo cw aur wire GTL Go To Local close remote control mode sun Sueno LLO Local Lock Out local control locked E SPD Serial Poll Disable close serial message status E SPE Serial Poll Enable release serial message status 11 2 RS232 serial line setting To transfer the data using RS232 bus 8N1 data format is used i e each data word includes 8 bits no parity and one stop bit The communication speed can be set using the system menu Available values 1200 2400 4800 9600 19200 38400 76800 and 115200 Bd RS 232 connector layout 4 5 Pin Name Direction Description 2 TXD Output Transmitter 6 3 3 RXD Input Receiver 5 GND Ground 9 pin connector D SUB FEMALE Operation manual 66 MC 133 Power calibrator POWERTEK Cable between the calibrator and PC configuration 1 1 PPC D Sub 1D Sub 2 ____Calibrator_ s Note It is not possible to send or receive data over RS232 or Ethernet when the calibrator is not in remote mode You should use the command SYST REM or SYST RWL 11 3 Command syntax The commands described in this chapter can be issued through all buses RS232 Ethernet IEEE488 All commands listed in this chapter are explained in two columns KEYWORD and PARAMETERS KEYWORD column includes the name of the command Each command includes one or more keywords If a keyword is in brackets it is not mandatory Non mandatory commands are us
56. The value can be set using cursor buttons or rotary knob as well 17 35 11 5 2088 A f Leeda E EE A po Pac Basic 110 00 wW Pac Basic 110 00 U Voltage Current Phase 8 856 GndU On GndI On Sense 2l Coil Off Sync Int Ch 1 Voltage Current Phase Frequency rga oao 1008 00 mA 8 08 50 088 Hz 8 856 GndU On GndI On Sense 2W Coil Off Sync Int Ch 1 e Main power value is recalculated using new set voltage and existing setting of current and power factor Setting the current e The main power value can be changed by changing the current e Repeatedly press the Sel button in the middle of cursor buttons until the current value appears in edit mode blue background e The value can be set using numeric keyboard and confirmed by pressing mA or A softkey The value can be set using cursor buttons or rotary knob as well Iaoi 17 35 11 5 2088 Local O U A a 1 8 884 Pac Basic Pac Basic 170 00 UW 170 00 U Voltage 10 0000 U GndU On Voltage 16 8888 U GndU On Current Phase GndI On Sense 2 Coil Off Sync Int Ch 1 Current Phase Frequency A 6 68 50 000 Hz GndI On Sense 24W Coil Off Sync Int Ch 1 e Main power value is recalculated using new set current and existing setting of voltage and power factor Operation manual POWERTEK MC 133 MC 133i Power calibrator 4 Setting the power factor AC power only e If W or Var i
57. a command ESR Or cleared with CLS Bit configuration of Event Status Register PON Power On bit 7 This event bit indicates that an off to on transition has occurred in the device s power supply URQ User Request bit 6 Bit is not used and it is always 0 CME Command Error bit 5 This event bit indicates that an incorrectly formed command or query has been detected by the instrument 123 Operation manual POWERTEK MC 133 MC 133i Power calibrator EXE Execution Error bit 4 This event bit indicates that the received command cannot be executed owing to the device state or the command parameter being out of limits DDE Device Dependent Error bit 3 This event bit indicates that an error has occurred which is neither a Command Error a Query Error nor an Execution Error A Device specific Error is any executed device operation that did not properly complete due to some condition such as overload QYE Query Error bit 2 The bit is set if the calibrator is addressed as talker and output queue is empty or if control unit did not pick up response before sending next query OPC Operation Complete bit 0 This event bit is generated in response to the OPC command It indicates that the device has completed all selected pending operations ESE Event Status Enable Register The Event Status Enable Register allows one or more events in the Event Status Register to be reflected in the ESB summary message bit This reg
58. acdepsbbasivenedinecdessestebusbaasesusdesausactbusssoes 67 11 4 Standard Status Data Structures sssesessooessseooeessooeeessooseessooeeesoooeesseooeessooesessoosse 122 T2 SSP CCUICUION ussursscussivvs sca yersseubsasaycau servis casenoneeeae EERE Irae NEEESE Eo Va Eo D EEE OVDE E ODD EENES ESES 126 13 ACCOSSOTTIES scctensicebamesicetcsuuinibunebivetcbeusasbveassins e Ee ar a as a assai ieaiao ons 131 3 Version 19 Operation manual POWERTEK MC 133 MC 133i Power calibrator 1 Basic information MC 133 MC 1331i Power calibrator is a multifunction calibrator to be used primarily as a standard for calibration laboratories It can be used for calibration of any measuring instrument which measures voltage current power energy phase and frequency The calibrator is equipped with a built in multimeter which can be used simultaneously with output functions Transducers of various types regulators and sensing units can be therefore checked without the need for additional measuring instruments MC 133 model is equipped with special functions for power line voltage analyzers testing It can generate calibrated harmonic and interharmonic distortion fluctuation harmonics flickers ramp signals and others MC 1331i model is delivered without the option of harmonic interharmonic functions Basic features of the calibrator include generation of calibrated DC and AC voltage in the range of 1 V to 280 V DC and AC current in the range
59. alibrator 3 Description of controls 3 1 Front panel WAAAY Ae ery Sey PARAL AAA AEA PAA A AA Rt Awe eee ee ne 11 10 9 The front panel of the calibrator includes a TFT color display control buttons and output terminals The following picture shows the control part of the front panel 1 Display buttons There are five buttons below the display whose meaning changes depending on the contents of the display These buttons usually call up the local Menu units modes etc 2 Cursor buttons Using these buttons the cursor can be controlled within allowed limits on the display The keyboard includes two buttons lt gt which allow the cursor to be set to the required position at the display The cursor can be moved to the left or right These buttons are usually used to step through the options and to move from one option to another or between the menu levels Numeric values can be set in some control modes as well In these cases the buttons marked v allow the user to increase or decrease the number at the cursor button The central button is used to select value you want to change TAB 3 Rotary knob Operation manual 10 MC 133 Power calibrator POWERTEK The rotary knob integrates several functions By turning the knob to the left or right the user can e step through the options e enter numeric values The function of the rotary knob can usually be performed by the cursor buttons The central bu
60. als e output frequency is locked to reference signal Example OUTP SYNC LOCK calibrator returns 1 or 0 OUTP ENER UNIT lt CPD gt WS WH This command sets the unit used for energy e WS energy will be expressed in Ws VAs VArs e WH energy will be expressed in Wh VAh VArh The unit remains valid even after the calibrator is switched off and back on If query is sent calibrator returns the set energy unit WS WH Example OUTP ENER UNIT WH sets Wh as energy unit OUTP ENER UNIT the calibrator returns WH MEASure a CONFigure subsyst m This subsystem allows controling the internal multimeter Keyword Parameters MEASure CONFigure lt CPD gt VOLTage CURRent FREQuency MEAS This query returns value measured by the multimeter calibrator returns the set value of power using standard exponential format Example 5 456 V is returned as 5 456000e 000 Example MEAS Calibrator returns measured value CONF lt CPD gt VOLT CURR FREQ 71 Operation manual POWERTEK MC 133 MC 133i Power calibrator This command sets the function of internal multimeter If query is sent calibrator returns VOLT CURR or FREQ according to selected multimeter function Example CONF VOLT sets the multimeter to function voltage DC Operation manual 72 MC 133 Power calibrator POWERTEK SOURce subsystem This subsystem allows controlling the individual functions of the calibrato
61. ange is increased three times Use Mode softkey to open the mode selection menu Select the required mode using cursor buttons or the rotary knob Confirm the selection by pressing the rotary knob or the Select softkey Output terminals are disconnected if the new mode is selected Setting the current in modes Idc Basic and Iac Basic The calibrator allows several ways of setting the value of generated current 1 Setting the current e Repeatedly press the Sel button in the middle of cursor buttons until the current value appears in edit mode blue background e The value can be set using numeric keyboard and confirmed by pressing mA or A softkey The value can be set using cursor buttons or rotary knob as well 2 Setting the frequency AC current only e Repeatedly press the Sel button in the middle of cursor buttons until the frequency value appears in edit mode blue background e The value can be set using numeric keyboard and confirmed by pressing Hz softkey The value can be set using cursor buttons or rotary knob as well Setting the current in modes Idc High I and Iac High I Modes are available only if all 3 channels are connected Channel 1 2 and 3 In this mode current outputs of all channels are connected in parallel using the MC133 01 High Current Adapter Current range is increased three times Current setting is the same as in modes Idc Basic a Iac Basic Operation manual 38
62. appears Setup Interface Calibrator Meter Calibration Use a or v cursor button or the rotary knob to browse the menu options Press Select softkey or press in on the rotary knob to select highlighted item Press Exit softkey to leave the selected menu level New settings are retained when the calibrator is switched off The Main menu contains items General general instruments settings display keyboard time date Interface parameters of instruments remote control Calibrator parameters of signal generation Meter parameters of multimeter Calibration instruments calibration data 6 1 General Menu Submenu contains basic parameters of display and keyboard I Volume This parameter sets the beeper volume Cursor buttons rotary knob or numeric keyboard allow to set the value in the range of 0 to 15 Press the Write softkey to set the beeper volume and return to the General menu 2 Brightness This parameter sets the display brightness Cursor buttons rotary knob or numeric keyboard allow to set the value in the range of 0 to 7 Press the Write softkey to set the display s brightness and return to the General menu Operation manual 40 MC 133 Power calibrator POWERTEK 3 Beeper This parameter enables disables the signalization of pressed key Possible states are Beep On and Beep Off Press the Select softkey or press in on the rotary knob to set the selecte
63. ase lt DNPD gt Represents the phase angle in degrees If query is sent calibrator returns the set value of the phase angle using standard exponential format Example 156 3 is returned as 1 563000e 002 Operation manual 84 MC 133 Power calibrator POWERTEK Example PACE VOLT1 PHAS 0 PACE VOLT2 PHAS 120 PACE VOLT3 PHAS 240 Note Command switches the calibrator in Power AC extended mode SOUR PACE VOLT lt n gt ENAB lt CPD gt ON OFF This command enables disables the voltage output in channel lt n gt Disabled outputs are OFF also during OUTP ON ON enables the output OFF disables the output If query is sent calibrator returns ON if the output is enabled or OFF if it is disabled Example PACE VOLT1 ENAB ON Note Command switches the calibrator in Power AC extended mode SOUR PACE CURR lt n gt lt DNPD gt This command sets the output current value in channel lt n gt lt DNPD gt Parameter represents the value of the output current expressed in A lt n gt Parameter represents the output channel 1 2 or 3 If query is sent calibrator returns the value of output current using standard exponential format Example 11 012 V is returned as 1 101200e 001 Example Current 23 05A in channel 1 PACE CURRI 23 05 Note Command switches the calibrator in Power AC extended mode SOUR PACE CURR lt n gt PHAS lt DNPD gt This command sets the phase angle betwee
64. asic accessories included in delivery Power line cord User s manual Test report Spare fuse Options extra ordered e 140 50 Option 10 Option 11 TEEE488 IEEE488 Power 131 Test cable 1000V 32A 1m RS 232 cable 1 5m MC133 only 1 pe MC133 01 High Current Adapter Three phase configuration only 1 pc l pe 1 pe l pe 1 pe 4 pe Current coil 25 and 50 turns Test lead 32A 1000V black Test lead 32A 1000V red GPIB cable 2m Application SW for transducers calibration Operation manual POWERTEK MC 133 MC 133i Power calibrator Manufacturer and Service For Uk amp European sales support service and deliveries Powertek UK 19 Cornwallis Road Bilton Rugby CV22 7HL United Kingdom New Tel 01788 519911 Fax 0870 0940135 Int l Tel 44 1788 519911 Int l Fax 44 870 0940135 Email info powertekuk com www powertekuk com For USA sales support service and deliveries Powertek US Inc 7 Third Street Holbrook NY 11741 USA Tel 1 631 6156279 Fax 1 973 273 5893 Email info powertekus com www powertekus com Operation manual 132
65. atus Enable Register QSS Summary Bit not used Read by Serial Poll Service F Request 4 lt STB Status Byte Register Generation lt 4 Read using STB aa e Read using SRE Write using SRE 7 se 5 4 3 2 14 0 SRE Service Request Enable Register Status Register Overview Status data structure contains following registers STB Status Byte Register SRE Service Request Enable Register ESR Event Status Register ESE Event Status Enable Register Output Queue STB Status Byte Register Operation manual 122 MC 133 Power calibrator POWERTEK STB is main register where information from other status registers and from output queue is collected Value of STB register is reset after switching on the calibrator or after sending command CLS This command reset the STB register except bit MAV which remains set if the output queue is not empty STB register value can be read via serial message or through general query STB Bit configuration of Status Byte Register OSS Operation Summary Status bit 7 SCPI defined The OSS bit is set to 1 when the data in the OSR Operation Status Register contains one or more enabled bits which are true RQS Request Service bit 6 The bit is read as a part of status byte only when serial message is sent MSS Master Summary Status bit 6 The MSS bit is set to 1 whenever bits ESB or MAV are 1 and e
66. ber of pulse counts using standard exponential format Example 20 is returned as 2 000000e 001 Example EDCI COUN 10 Notes Command switches the calibrator in Energy DC high current mode SOUR EDCI INP lt CPD gt TIME IN1 IN2 This command selects the input for energy counting control lt CPD gt represents the counting mode e TIME energy counting is controlled by time e INI energy counting is controlled by pulses on input 1 e IN2 energy counting is controlled by pulses on input 2 If query is sent calibrator returns the selected counting mode 111 Operation manual POWERTEK MC 133 MC 133i Power calibrator Example EDCI INP TIME selects the counting mode which is controlled by time Note Command switches the calibrator in Energy DC high current mode SOUR VAC VOLT lt DNPD gt This command sets the output voltage value in Voltage AC mode lt DNPD gt Parameter represents the value of the output voltage expressed in V If query is sent calibrator returns the value of output voltage using standard exponential format Example 110 12 V is returned as 1 101200e 002 Example Voltage 230 5V VAC VOLT 230 5 Note Command switches the calibrator in Voltage AC mode SOUR VAC FREQ lt DNPD gt This command sets the frequency in Voltage AC mode lt DNPD gt Parameter represents the value of frequency expressed in Hz If query is sent calibrator returns the value of frequen
67. channel 1 is too high Reduce 753 Harmonic I 1 over range amplitudes of individual harmonic components Amplitude of harmonic signal on current channel 2 is too high Reduce 754 Harmonic I 2 over range amplitudes of individual harmonic components Amplitude of harmonic signal on current channel 3 is too high Reduce 755 Harmonic I 3 over range _ amplitudes of individual harmonic components 57 Operation manual POWERTEK MC 133 MC 133i Power calibrator 9 Maintenance The multifunction calibrator is electronic instrument with microprocessor control All blocks which are heavily loaded during the operation are cooled by a fan Rules for correct operation Especially the following rules should be adhered to guarantee correct operation of the calibrator The calibrator can only be switched on and off by pressing the mains switch located at the rear panel e Do not connect the calibrator to other voltage than set by the voltage selector e Do not block the vent openings located at the rear panel and bottom panel The calibrator must not be operated in dusty environment It was designed to be used in a laboratory e No liquid or small objects can be permitted to enter the calibrator through the vent openings e Do not switch the calibrator outside its operating temperature range e Connect the instruments to be calibrated to proper output terminals There is no way of protecting the calibrator from the damage
68. ct the calibrator and the multimeter to the mains and let them switched on for at least three hours in a laboratory at 23 1 C 2 Press Menu button to call up the Main menu select Calibration end press Select softkey to enter the calibration menu a Enter the calibration code and press Enter button default calibration code is 0 4 AC voltage ranges calibration a Connect the voltage input terminals of the multimeter to the VOLTAGE OUTPUT HI LO terminals of the calibrator b Select Voltage AC 1 from the calibration menu and confirm by pressing Select softkey Switch calibrator s output terminals ON c Follow the instructions provided on the calibrator s display and the ACU table to adjust the calibrator s output in the calibration points d To adjust the calibrator s output in the calibration points press Select softkey and use lt gt V A cursor buttons rotary knob or numeric keyboard to adjust the output voltage Confirm correctly set value by pressing Write softkey If you want to skip the calibration point whose calibration you have already entered press Exit softkey e Switch output terminals OFF Disconnect multimeter and calibrator f In case there are more phase channels repeat steps a to e also for Voltage AC 2 and Voltage AC 3 5 AC current ranges calibration Operation manual 52 MC 133 Power calibrator POWERTEK 53 a b c d e Select Current AC 1 from the calibratio
69. cy using standard exponential format Example 50Hz is returned as 5 000000e 001 Example Frequency 60Hz VAC FREQ 60 Notes Command switches the calibrator in Voltage AC mode SOUR VDC VOLT lt DNPD gt This command sets the output voltage value in Voltage DC mode lt DNPD gt Parameter represents the value of the output voltage expressed in V If query is sent calibrator returns the value of output voltage using standard exponential format Example 110 12 V is returned as 1 101200e 002 Example Voltage 230 5V VDC VOLT 230 5 Operation manual 112 MC 133 Power calibrator POWERTEK Note Command switches the calibrator in Voltage DC mode SOUR CAC CURR lt DNPD gt This command sets the output current value in Current AC mode lt DNPD gt Parameter represents the value of the output current expressed in A If query is sent calibrator returns the value of output current using standard exponential format Example 11 012 A is returned as 1 101200e 001 Example Current 23 05A CAC CURR 23 05 Note Command switches the calibrator in Current AC mode SOUR CAC FREQ lt DNPD gt This command sets the frequency in Current AC mode lt DNPD gt Parameter represents the value of frequency expressed in Hz If query is sent calibrator returns the value of frequency using standard exponential format Example 50Hz is returned as 5 000000e 001 Example Frequency 60Hz CAC FREQ 60 Note
70. d state 4 Calibration Password This parameter sets the calibration password Calibration password is a five digit number which must be entered to access the calibration mode If the calibration password is set to 0 this information is displayed in the General menu Other values are displayed as Secret You will be prompted to enter the present calibration password use the numeric keybord and p es Enter Now you can change the calibration password Cursor buttons rotary knob or numeric keyboard allow to set the value in the range of 0 to 99999 Press the Write softkey to set the display s brightness and return to the General menu Note It is advisable to write down actual calibration code if changed If you forget the calibration code you have to send the calibrator to the manufacturer 5 Time Setting the real time The parameter can be changed using cursor buttons rotary knob or numeric keyboard 6 Date Setting the date The parameter can be changed using cursor buttons rotary knob or numeric keyboard 7 Device Information Viewing the device information Displays the serial number and software version 6 2 Interface Menu Submenu contains remote control parameters 1 Active interface Sets the type of interface used to calibrator s remote control By selecting an item from the list IEEE488 RS232 or Ethernet type can be selected The calibrator can be remotely controlled only using the selected interfac
71. degrees If query is sent calibrator returns the set value of the phase angle using standard exponential format Example 156 3 is returned as 1 563000e 002 Example PHAR VOLT1 PHAS 0 Operation manual 88 MC 133 Power calibrator POWERTEK PHAR VOLT2 PHAS 120 PHAR VOLT3 PHAS 240 Note Command switches the calibrator in Power Harmonic mode SOUR PHAR VOLT lt n gt ENAB lt CPD gt ON OFF This command enables disables the voltage output in channel lt n gt Disabled outputs are OFF also during OUTP ON ON enables the output OFF disables the output If query is sent calibrator returns ON if the output is enabled or OFF if it is disabled Example PHAR VOLT1 ENAB ON Note Command switches the calibrator in Power Harmonic mode SOUR PHAR VOLT lt n gt HARM lt y gt lt DNPD gt This command sets the level of lt y gt harmonic in output voltage in channel lt n gt lt DNPD gt Parameter represents the level of lt y gt harmonic expressed in lt n gt Parameter represents the output channel 1 2 or 3 lt y gt Parameter represents the harmonic order 1 to 50 Number 1 is for query only If query is sent calibrator returns the level of the harmonic order using standard exponential format Example 10 is returned as 1 000000e 001 Example Set harmonic order 2 to 5 3 in voltage channel 1 PHAR VOLT1 HARM2 5 3 Note Command switches the calibrator in Power Harmonic
72. dit mode blue background e The value can be set using numeric keyboard and confirmed by pressing softkey The value can be set using cursor buttons or rotary knob as well e Next folders outputs are activated by repeatedly pressing Channel softkey 3 Setting the amplitude RMS value of interharmonic component e Repeatedly press the Sel button in the middle of cursor buttons until the interharmonic value appears in edit mode blue background e The value can be set using numeric keyboard and confirmed by pressing V mA A softkey The value can be set using cursor buttons or rotary knob as well e Output terminals are disconnected if new amplitude is set e Next folders outputs are activated by repeatedly pressing Channel softkey 29 Operation manual POWERTEK MC 133 MC 133i Power calibrator Setting the power in P Dip Swell mode model MC 133 only Mode is used for generation dips or swells on the output signal All parameters can be defined independently for all outputs 3x voltage 3x current Each calibrators output U1 U2 U3 I1 I2 I3 is displayed as a folder The folder U1 is active after selecting the Dip Swell mode Next folders are activated by repeatedly pressing Channel softkey Pressing On Off softkey disables enables the active output Only enabled outputs will be connected after pressing the On button Enabled outputs are highlighted by blue rectangle above
73. e 2 IEEE488 address Sets the calibrator s IEEE488 GPIB address Cursor buttons rotary knob or numeric keyboard allow to set the value in the range of 0 to 30 Press the Write softkey to set the address and return to the Interface menu Address 02 is set by the manufacturer 3 Baud rate Sets the communication speed of RS232 bus By selecting an item from the list 1200 2400 4800 9600 19200 38400 76800 or 115200 Bd can be selected 4 Ethernet settings Unique fix IP address 41 Operation manual POWERTEK MC 133 MC 133i Power calibrator IP address Local network mask Local network gateway 6 3 Calibrator Menu Submenu contains parameters that affect generated signal 1 Voltage sources GND This parameter allows to connect Lo terminals of all voltage channels to GND In practice this means that Lo voltage terminals are grounded By selecting an item from the list GndU Off and GndU On type can be selected 2 Current sources GND This parameter allows to connect Lo terminals of all current channels to GND In practice this means that Lo current terminals are grounded By selecting an item from the list GndI Off and GndI On type can be selected It is recommended to ground all output channels GndU On GndI On If the meter to be calibrated has Lo terminal grounded it is recommended to unground the corresponding calibrator s output to exclude ground loops Note If neither the calibrator s o
74. e phase lt DNPD gt Represents the phase angle in degrees If query is sent calibrator returns the set value of the phase angle using standard exponential format Example 156 3 is returned as 1 563000e 002 Example PIH CURRI1 PHAS 0 PIH CURR2 PHAS 120 PIH CURR3 PHAS 240 95 Operation manual POWERTEK MC 133 MC 133i Power calibrator Note Command switches the calibrator in Power Interharmonic mode SOUR PIH CURR lt n gt ENAB lt CPD gt ON OFF This command enables disables the current output in channel lt n gt Disabled outputs are OFF also during OUTP ON ON enables the output OFF disables the output If query is sent calibrator returns ON if the output is enabled or OFF if it is disabled Example PIH CURR1 ENAB ON Note Command switches the calibrator in Power Interharmonic mode SOUR PIH CURR lt n gt IHAR lt DNPD gt This command sets the level of interharmonic component for current output in channel lt n gt lt DNPD gt Represents the current in A If query is sent calibrator returns the value of output current using standard exponential format Example 11 012 A is returned as 1 101200e 001 Example Interharmonic component 2 305A in channel 1 PIH CURR1 IHAR 2 305 Note Command switches the calibrator in Power Interharmonic mode SOUR PIH FREQ lt DNPD gt This command sets the frequency in Power Interharmonic mode lt DNPD gt Parameter repr
75. ed only to achieve compatibility with language standard SCPI Capitals designate the abbreviated form of the commands extended form is written in lowercase Command parameters are in brackets lt gt each parameter is separated using a comma Parameters in brackets are not mandatory Line means or and is used to separate several alternative parameters Semicolon is used to separate more commands written on one line E g SAF LR 100 5 OUTP ON Note only for RS232 and Ethernet Each command must end in lt cr gt or lt If gt Both codes lt crlf gt can be used at the same time The calibrator performs all commands written on one line of the program after it receives lt cr gt lt lf gt or lt crlf gt code Without this code the program line is ignored Description of abbreviations lt DNPD gt Decimal Numeric Program Data this format is used to express decimal number with or without the exponent lt CPD gt Character Program Data Usually it represents a group of alternative character parameters E g ON OFF 0 1 lt SPD gt String Program Data String value consisting from more parts It is used for date time setting 67 Operation manual POWERTEK MC 133 MC 133i Power calibrator A flag indicating a request for the value of the parameter specified by the command No other parameter than the question mark can be used A flag indicating a request for the paramet
76. ent value in Energy DC mode lt DNPD gt Parameter represents the value of the output current expressed in A If query is sent calibrator returns the value of output current using standard exponential format Example 11 012 A is returned as 1 101200e 001 Example Current 23 05A EDC CURR 23 05 Note Command switches the calibrator in Energy DC mode SOUR EDC TIME lt DNPD gt This command sets the time in Energy DC mode 105 Operation manual POWERTEK MC 133 MC 133i Power calibrator lt DNPD gt Parameter represents the value of time expressed in s If query is sent calibrator returns the value of time using standard exponential format Example 120s is returned as 1 200000e 002 Example Time 60s EDC TIME 60 Notes Command switches the calibrator in Energy DC mode SOUR EDC COUN lt DNPD gt This command sets the pulse counter in Energy DC mode lt DNPD gt Parameter represents number of pulse counts If query is sent calibrator returns number of pulse counts using standard exponential format Example 20 is returned as 2 000000e 001 Example EDC COUN 10 Notes Command switches the calibrator in Energy DC mode SOUR EDC INP lt CPD gt TIME IN1 IN2 This command selects the input for energy counting control lt CPD gt represents the counting mode e TIME energy counting is controlled by time e INI energy counting is controlled by pulses on input 1 e IN2
77. er represents the value of the output current expressed in A If query is sent calibrator returns the value of output current using standard exponential format Example 11 012 A is returned as 1 101200e 001 Example Current 23 05A EAC CURR 23 05 Note Command switches the calibrator in Energy AC mode SOUR EAC CURR PHAS lt DNPD gt Operation manual 102 MC 133 Power calibrator POWERTEK This command sets the phase angle between voltage and current lt DNPD gt Represents the phase angle between the output voltage and current in degrees PHAS UNIT DEG or specified as a value of the power factor PHAS UNIT COS If query is sent calibrator returns the set value of the phase shift between the output voltage and current using standard exponential format Example 156 3 is returned as 1 563000e 002 Example EAC PHAS 250 2 sets 250 2 phase shift between the output voltage and current PHAS UNIT DEG EAC PHAS the calibrator returns 2 502000e 002 Example EAC PHAS 0 554 sets power factor 0 554 PHAS UNIT COS EAC PHAS the calibrator returns 5 540000e 001 LAG Note Command switches the calibrator in Energy AC mode SOUR EAC CURR POLarity lt CPD gt LEAD LAG This command sets the polarity of phase angle between voltage and current Command is valid only for PHAS UNIT DEG lt CPD gt Represents the polarity of phase angle between the output voltage and current If query is
78. er specified by the command This command permits a value to be set as well as requested lt cr gt carriage return ASCII code 13 This code executes the program line lt f gt line feed ASCII code 10 This code executes the program line Operation manual 68 MC 133 Power calibrator POWERTEK OUTPut subsystem This subsystem enables to activate or deactivate the calibrator output Keyword Parameters OUTPut STATe lt CPD gt ON OFF LOWVoltage lt CPD gt FLOat GROund LOWCurrent lt CPD gt FLOat GROund COMPensation lt CPD gt ON OFF PHASe UNIT lt CPD gt DEG COS CURCoil lt CPD gt OFF X25 X50 SYNChronization lt CPD gt INT LINE IN1 IN2 IN3 LOCKed lt CPD gt 0 1 ENERgy UNIT lt CPD gt WS WH OUTP STAT lt CPD gt ON OFF This command activates or deactivates output terminals e ON activates the output e OFF deactivates the output If query is sent calibrator returns ON if the output is active or OFF if it is inactive Example OUTP ON activates the output OUTP the calibrator returns ON or OFF OUTP LOWV lt CPD gt FLO GRO This command connects or disconnects the Lo terminals of all voltage outputs to from GND terminal e FLOat ungrounds voltage outputs e GROund grounds voltage outputs If query is sent calibrator returns GRO when the output is grounded or FLO when floating Exa
79. ert the blade of a flat screwdriver into the opening cut in the mains voltage selector and pry out the fuse holder e Remove the fuse Replace it with new fuse of the same rating if the fuse was broken e Replace the fuse holder reconnect the power cord and switch on the calibrator If the problem persists contact the manufacturer If an obvious fault is evidenced e g a measurement range or an operating mode is not functional the user cannot correct the fault Contact the manufacturer Hidden faults can cause different symptoms and be caused by different causes Usually they cause instability of some parameter Hidden defects can be caused by unacceptable distortion degraded insulation etc In this case contact the manufacturer Sometimes it seems that the calibrator has hidden defect when the rules for correct operation are not adhered to In this case the fault is caused by the operator Most frequent cases of false hidden defects e mains voltage out of tolerance limits or unstable wrong grounding of the measurement circuit bad connection of the ground terminal of the mains outlet or several ground connection when grounding loops are formed e proximity to sources of intensive influence whose products are spread through the mains or propagated by the electromagnetic field e strong electrostatic or electromagnetic field which can cause major instability during calibration using higher impedance 59 Operation manual
80. esents the value of frequency expressed in Hz If query is sent calibrator returns the value of frequency using standard exponential format Example 50Hz is returned as 5 000000e 001 Example Frequency 60Hz PIH FREQ 60 Notes Command switches the calibrator in Power Interharmonic mode Operation manual 96 MC 133 Power calibrator POWERTEK SOUR PIH FREQ IHAR lt DNPD gt This command sets the modulation frequency in Power Interharmonic mode lt DNPD gt Parameter represents the value of modulation frequency expressed in Hz If query is sent calibrator returns the value of modulation frequency using standard exponential format Example 5Hz is returned as 5 000000e 000 Example Interharmonic frequency 72 5Hz PIH FREQ IHAR 72 5 Notes Command switches the calibrator in Power Interharmonic mode SOUR PDIP This command switches the calibrator in Power Dip Swell mode Example PDIP SOUR PDIP VOLT lt n gt lt DNPD gt This command sets the output voltage value in channel lt n gt lt DNPD gt Parameter represents the value of the output voltage expressed in V lt n gt Parameter represents the output channel 1 2 or 3 If query is sent calibrator returns the value of output voltage using standard exponential format Example 110 12 V is returned as 1 101200e 002 Example Voltage 230 5V in channel 1 PDIP VOLT1 230 5 Note Command switches the calibrator in Power Dip Swell mode
81. eter represents the value of the output voltage expressed in V If query is sent calibrator returns the value of output voltage using standard exponential format Example 110 12 V is returned as 1 101200e 002 Example Voltage 230 5V EDCI VOLT 230 5 Note Command switches the calibrator in Energy DC high current mode SOUR EDCI CURR lt DNPD gt This command sets the output current value in Energy DC high current mode lt DNPD gt Parameter represents the value of the output current expressed in A If query is sent calibrator returns the value of output current using standard exponential format Example 11 012 A is returned as 1 101200e 001 Operation manual 110 MC 133 Power calibrator POWERTEK Example Current 23 05A EDCI CURR 23 05 Note Command switches the calibrator in Energy DC high current mode SOUR EDCI TIME lt DNPD gt This command sets the time in Energy DC high current mode lt DNPD gt Parameter represents the value of time expressed in s If query is sent calibrator returns the value of time using standard exponential format Example 120s is returned as 1 200000e 002 Example Time 60s EDCI TIME 60 Notes Command switches the calibrator in Energy DC high current mode SOUR EDCI COUN lt DNPD gt This command sets the pulse counter in Energy DC high current mode lt DNPD gt Parameter represents number of pulse counts If query is sent calibrator returns num
82. eue Detected errors are placed in the queue This query returns the first error from the queue The queue is type first in first out The error is deleted after reading The response is in the form of String Program Data and consists of two elements a code number and error message If all errors are read calibrator returns message 0 No Error In case of overflow the error queue the last error in the queue is 350 Queue overflow Also the earliest errors remain in the queue and the most recent error is discarded Example SYST ERR 115 Operation manual POWERTEK MC 133 MC 133i Power calibrator SYST REM This command places the calibrator in the remote mode for RS232 or Ethernet operation All keys on the front panel except the LOCAL key are disabled Note It is not possible to send or receive data over RS232 or Ethernet when the calibrator is not in remote mode SYST RWL This command places the calibrator in the remote mode for RS232 or Ethernet operation All keys on the front panel including the LOCAL key are disabled SYST LOC This command returns the calibrator in the local mode This command is for RS232 and Ethernet interfaces Operation manual 116 MC 133 Power calibrator POWERTEK STATus subsystem This subsystem is used to enable bits in the Operation and Questionable Event registers The Operation and Questionable Event Enable and Condition registers can be interro
83. for at least one hour in a laboratory at 23 1 C Connect voltage input of the standard multimeter to the voltage output terminals of the calibrator Set appropriate parameters on the standard multimeter to achieve its best accuracy Perform 30 VDC linearity DC voltage 30 VAC linearity AC voltage tests according to the tables I II HI IV Deviations should not exceed specified limits Connect current input of standard multimeter to the current output terminals of the calibrator Set appropriate parameters on the standard multimeter to meet its best accuracy Perform 1 ADC linearity DC current AC current tests according to the tables V VI VII Deviations should not exceed specified limits Connect standard powermeter to the appropriate output and current terminals of the calibrator Perform AC DC power test according to the table VIII Deviations should not exceed specified limits Connect output voltage terminals of the calibrator to the counter Set output voltage 5 VAC frequency 1 kHz Perform frequency test according to the table IX Deviation should not exceed specified limit Connect input voltage terminals of calibrator s internal multimeter to the output terminals of the standard calibrator Set appropriate value of frequency and DC voltage according to the table X 61 Operation manual POWERTEK MC 133 MC 133i Power calibrator 11 12 13 14 15 Perform multimeter test in points FREQUE
84. formed by setting 2 fixed points for all current ranges The frequency is 55 Hz This calibration values are used in P Harmonic and P Interharmonic function modes Multimeter Meter calibration consist in calibration of ranges 10V DC 20mA DC and 10 kHz 7 2 Access to the calibration procedure Calibration password is required to access the calibration procedure 45 Operation manual POWERTEK MC 133 MC 133i Power calibrator e Press Menu to open the Main menu e Select the Calibration submenu and press the Select softkey e Calibrator requests the entry of the calibration password Mair mens General Interface Calibrator Meter Calibration Enter Password e Enter the correct calibration code using numeric keyboard and press ENTER e If incorrect calibration code is entered an error message appears on the display for approximately 3 seconds Bad calibration code e If correct calibration code is entered calibration menu with following list appears Caterer talc Channel 1 Channel 2 Channel 3 Meter e Use a and v cursor buttons to move the cursor through the list of calibration items 1 Channel 1 Calibration data of the main unit Channel 1 2 Channel 2 Calibration data of the second phase unit Channel 2 3 Channel 3 Calibration data of the third phase unit Channel 3 Every item from the list above has following submenu e Voltage AC x AC voltage calibration e Current AC x
85. fter it is switched on and the initial checks complete Specified parameters are only guaranteed after the instrument warms up for 60 minutes During this period the instrument cannot be calibrated The display shows cannot access the calibration message if calibration is attempted during this period 2 5 Replacement of fuse The calibrator includes a fuse located in the mains connector at the rear panel Replace the fuse as follows e Switch off the calibrator e Remove the end of power cord from the mains connector at the rear panel Operation manual POWERTEK MC 133 MC 133i Power calibrator e Insert the blade of a flat screwdriver into the opening cut in the mains voltage selector and pull out the fuse holder e Remove the fuse and replace it with new fuse of the same rating Operation manual 8 MC 133 Power calibrator POWERTEK 2 6 Safety precautions The instrument has been designed in Safety Class I according to EN 61010 1 The design reflects the requirements of A2 amendment of the standard Safety is ensured by the design and by the use of specific component types The manufacturer is not liable for the damage caused by modification of the construction or replacement of parts with non original ones Safety symbols used on the equipment Warning reference to the documentation Warning risk of electric shock b Danger high voltage 9 Operation manual POWERTEK MC 133 MC 133i Power c
86. fter the AC power on all outputs of connected phase units channels are enabled Operation manual 26 MC 133 Power calibrator POWERTEK PeHarmonic 174R TE 5 2008 Z Voltage 146 688 U Phase 6 66 GndU On Harmonic Amplitude GndI On 1 166 688 Sense 24 EEIEIEE Coil off Modulation OFF Sue Int Frequency 50 000 Hz Modulation 20 000 Hz On Off Channel Info Mode Pressing Info button displays informative window There is displayed used range for every output Range is important for uncertainty calculation because the uncertainty is not displayed in mode P Harmonic Internal multimeter is not available in P Harmonic mode 1 2 3 27 Setting the amplitude RMS value of voltage current Repeatedly press the Sel button in the middle of cursor buttons until the voltage current value appears in edit mode blue background The value can be set using numeric keyboard and confirmed by pressing V mA A softkey The value can be set using cursor buttons or rotary knob as well Output terminals are disconnected if new amplitude is set Next folders outputs are activated by repeatedly pressing Channel softkey Setting the phase Repeatedly press the Sel button in the middle of cursor buttons until the phase value appears in edit mode blue background The value can be set using numeric keyboard and confirmed by pressing softkey The value can be set u
87. gated to determine their state STATus OPERational EVENt ENABIe lt DNPD gt CONDition QUEStionable EVENt ENABle lt DNPD gt CONDition PRESet STAT OPER EVEN This query returns the content of Operational Data Event register It is a decimal value which corresponds to the binary weighted sum of all bits set in the register Register is cleared after this query Example STAT OPER EVEN STAT OPER ENAB lt DNPD gt This command enables bits in the Operational Data Enable register Selected bits are summarized at bit 7 OSS of the IEEE488 2 Status Byte register lt DNPD gt Parameter represents required value of Operational Data Enable register If query is sent calibrator returns the value of the registr as a decimal number Example 64 is returned as 64 Example Set bit 1 in the Operational Data Enable register other bits are 0 STAT OPER ENAB 2 STAT OPER COND This query returns the content of Operational Condition register It is a decimal value which corresponds to the binary weighted sum of all bits in the register Register is not cleared after this query The response to the query therefore represents an instantaneous Snapshot of the register state at the time that the query was accepted 117 Operation manual POWERTEK MC 133 MC 133i Power calibrator Example STAT OPER COND STAT QUES EVEN This query returns the content of Questionable Data Event register It
88. gh current mode lt DNPD gt Parameter represents number of pulse counts If query is sent calibrator returns number of pulse counts using standard exponential format Example 20 is returned as 2 000000e 001 Example EACI COUN 10 Notes Command switches the calibrator in Energy AC high current mode SOUR EACI INP lt CPD gt TIME IN1 IN2 This command selects the input for energy counting control lt CPD gt represents the counting mode e TIME energy counting is controlled by time e INI energy counting is controlled by pulses on input 1 e IN2 energy counting is controlled by pulses on input 2 109 Operation manual POWERTEK MC 133 MC 133i Power calibrator If query is sent calibrator returns the selected counting mode Example EACI INP TIME selects the counting mode which is controlled by time Note Command switches the calibrator in Energy AC high current mode SOUR EDCI ENER This query returns the set value of energy using standard exponential format Example 100 60 Ws is returned as 1 006000e 002 Note Query switches the calibrator in Energy DC high current mode SOUR EDCI POW This query returns the set value of power using standard exponential format Example 100 60 W is returned as 1 006000e 002 Note Query switches the calibrator in Energy DC high current mode SOUR EDCI VOLT lt DNPD gt This command sets the output voltage value lt DNPD gt Param
89. gy counter in selected unit of measurement VAs Ws VArs voltage at VOLTAGE OUTPUT HI LO terminals current through CURRENT OUTPUT HI LO terminals power factor or the phase shift between the voltage and current in frequency if AC power is selected value of generated power value of input which controls energy counting uncertainty of energy amp amp KF e Set desired value of energy using numeric keyboard potentiometer or cursor buttons Output power is not yet connected to the output terminals e Connect the instrument to be calibrated to VOLTAGE OUTPUT HI LO and CURRENT OUTPUT HI LO terminals or short the CURRENT OUTPUT HI LO terminals Eac Basic 17 44 11 5 2008 Os U 0 000 us a E 064 7 Voltage 126 008 U GndU On Current 1000 08 mA pote Sense 2h Power factor 1 000 Lag Coil off Frequency 56 888 Hz Sync Int Power 120 00 W Ghrest Control input Time 300 000 s e Select the Time Control input e Press ON button e Green LED is lit above the On button to indicate the connection of simulated electrical power to the output terminals The calibrator starts energy dose generation Main value displays running energy parameter time displays running time Output terminals are disconnected as soon as the time counter reaches its preset value Ways of energy counting Control There are different ways how to control the energy dose counting The simplest but less accurate way is to count the t
90. ime The other way is to count pulses from energy meter This method is called rolling start method Unit under test is connected to the calibrator Press the ON key on the calibrator The calibrator starts to count energy after counting several pulses rolling start Operation manual 32 MC 133 Power calibrator POWERTEK Counting is finished after the set number of pulses is reached The calibrator disconnectes the output terminals and shows energy delivered between set number of pulses Ways of energy counting Time energy is counted for set time interval INI counting pulses on input IN1 open collector or passive relay contact IN2 counting pulses on input IN2 active signal in range 0 to 30V triger level is between 2 and 4V Use Control softkey to open the energy counting method selection menu Select the required method using cursor buttons or the rotary knob Confirm the selection by pressing the rotary knob or the Select softkey Power factor polarity Lead Lag softkey In case that phase shift between voltage and current is expressed as power factor you can change its polarity using Lead Lag softkey The Lead polarity presents capacity load current before voltage The Lag polarity presents inductance load voltage before current Power units Units softkey The calibrator can display AC power energy in one of three ways e apparent power in VA VAs e active power in W W
91. in the order defined by the calibration menu If an item of the calibration menu e g Voltage DC 1 is selected it is not necessary to calibrate all ranges defined by the calibration algorithm If new calibration of all ranges is not possible e g the required standard is not available old calibration data can be confirmed i e current step of the calibration can be skipped Calibration interruption can be performed in any point of the calibration procedure However this particular calibration influences parameters of the calibrator Accuracy of the calibrator is guaranteed when full calibration was done AC voltage Voltage AC x calibration is performed by setting 2 fixed points for all voltage ranges The frequency is 55 Hz AC current Current AC x calibration is performed by setting 2 fixed points for all current ranges The frequency is 55 Hz DC voltage Voltage DC x calibration is performed by setting 2 fixed points for all voltage ranges and for both polarities and DC current Current DC x calibration is performed by setting 2 fixed points for all current ranges and for both polarities and AC modulation voltage Voltage MOD x model MC 133 only calibration is performed by setting 2 fixed points for all voltage ranges The frequency is 55 Hz This calibration values are used in P Harmonic and P Interharmonic function modes AC modulation current Current MOD x model MC 133 only calibration is per
92. ister is defined for 8 bits each corresponding to the bits in the Event Status Register The Event Status Enable Register is read with the common query ESE Data is returned as a binary weighted value The Event Status Enable Register is written to by the common command ESE Sending the ESE common command followed by a zero clears the ESE The Event Status Enable Register is cleared upon power on It suppresses or allows bits in ESR register Value 0 of a bit of ESE register suppresses influence of appropriate bit of ESR register on value of sum bit of ESB status register Setting of any unmask bit of ESR register results in setting of ESB status register ESE register value can be modified by command ESE followed by value of mask register integer in range 0 255 Reading of the register can be performed with command ESE The register is automatically reset after switching on The register is not reset with CLS command Operation Status Register Not used in the calibrator Questionable Status Register Not used in the calibrator Output Queue The Output Queue stores response messages until they are read from control unit If there is at minimum one sign in the output queue MAV register message available is set The Output Queue is cleared upon power on and after reading all signs from output queue Error Queue The Error Queue stores error messages They are placed in a first in first out queue Operation ma
93. it softkey Switch output terminals OFF Disconnect multimeter and calibrator In case there are more phase channels repeat steps a to d also for Voltage DC 2 and Voltage DC 3 DC current ranges calibration a b c d e Select Current DC 1 from the calibration menu and confirm by pressing Select softkey Set the same function on external multimeter Follow the instructions provided on the calibrator s display and the DCI table to adjust the calibrator s output in the calibration points To adjust the calibrator s output in the calibration points press Select softkey and use lt gt v A cursor buttons rotary knob or numeric keyboard to adjust the output voltage Confirm correctly set value by pressing Write softkey If you want to skip the calibration point whose calibration you have already entered press Exit softkey Resistance shunt should be used on 2 5 10 and 30 A ranges if standard multimeter does not cover this range In case there are more phase channels repeat steps a to d also for Current DC 2 and Current DC 3 AC voltage modulation ranges calibration P Harmonic P Interharmonic modes model MC 133 only Operation manual POWERTEK MC 133 MC 133i Power calibrator a Select Voltage MOD 1 from the calibration menu and confirm by pressing Select softkey Switch calibrator s output terminals ON b Follow the instructions provided on the calibrator s display and the MOD ACU
94. mode SOUR PAC VOLT lt DNPD gt This command sets the output voltage value lt DNPD gt Parameter represents the value of the output voltage expressed in V If query is sent calibrator returns the value of output voltage using standard exponential format Example 110 12 V is returned as 1 101200e 002 Example Voltage 230 5V PAC VOLT 230 5 Note Command switches the calibrator in Power AC mode SOUR PAC CURR lt DNPD gt This command sets the output current value in Power AC mode lt DNPD gt Parameter represents the value of the output current expressed in A If query is sent calibrator returns the value of output current using standard exponential format Example 11 012 A is returned as 1 101200e 001 Example Current 23 05A PAC CURR 23 05 Note Command switches the calibrator in Power AC mode SOUR PAC CURR PHAS lt DNPD gt This command sets the phase angle between voltage and current lt DNPD gt Represents the phase angle between the output voltage and current in degrees PHAS UNIT DEG or specified as a value of the power factor PHAS UNIT COS If query is sent calibrator returns the set value of the phase shift between the output voltage and current using standard exponential format Example 156 3 is returned as 1 563000e 002 Operation manual 78 MC 133 Power calibrator POWERTEK Example PAC PHAS 250 2 sets 250 2 phase shift between the output voltage and curre
95. mple OUTP LOWV GRO OUTP LOWV Calibrator returns FLO or GRO OUTP LOWC lt CPD gt FLO GRO This command connects or disconnects the Lo terminals of all current outputs to from GND terminal e FLOat ungrounds current outputs e GROund grounds current outputs If query is sent calibrator returns GRO when the output is grounded or FLO when floating 69 Operation manual POWERTEK MC 133 MC 133i Power calibrator Example OUTP LOWC GRO OUTP LOWC Calibrator returns FLO or GRO OUTP COMP lt CPD gt ON OFF This command selects 4 wire voltage outputs connection remote sense e ON selects 4 wire connection e OFF selects 2 wire connection If query is sent calibrator returns ON in 4 wire mode and OFF in 2 wire Example OUTP COMP ON selects 4 wire connection Sense 4W OUTP COMP Calibrator returns ON or OFF OUTP PHAS UNIT lt CPD gt DEG COS This command sets the method used to specify the phase shift between the output voltage and current e DEG activates a mode where all entries are done using the angle 360 0 e COS activates a mode where all entries are done using the power factor in the range of 1 000 to 1 000 LAG or LEAD LAG 0 180 LEAD 180 360 ccOce in the range of 0 0 The unit of measurement remains valid even after the calibrator is switched off and back on If query is sent calibrator returns the set unit of measurement DEG COS Example OUTP UNIT
96. n allowed mV V AC 10 V 10 0 55 35D V AC 30 V 30 0 20 15 0 V AC 30 V 30 0 55 10 5 V AC 30 V 30 0 120 15 20 V AC 30 V 30 0 1000 1 50 V AC 70 V 70 0 55 24 5 V AC 140 V 140 0 55 49 0 V AC 280 V 280 0 55 98 0 Table IV 1 A DC Basic range with linearity test Function Range Value A Frequency Hz Deviation allowed pA A DC 1A 0 4 220 A DC 1A 0 5 250 A DC 1A 0 6 280 A DC 1A 0 7 310 A DC TIA 0 8 340 A DC TVA 0 9 370 A DC 1A 1 0 400 A DC 1A 0 4 220 A DC 1A 0 5 250 A DC 1A 0 6 280 A DC 1A 0 7 310 A DC 1A 0 8 340 A DC TrA 0 9 370 A DC LA Eller 0 400 Table V DC current test Function Range Value A Frequency Hz Deviation allowed pA A DC 300 0 mA 0 3 120 p A DC 300 0 mA 0 3 120 p A DC 2 0 A 2 0 800 p A DC 2 0 A 2 0 800 p A DC 5 0 A 5 0 2 0m A DC 5 0 A 20 2 0m A DC 10 0 A 10 0 5 0 m A DC 10 0 A 10 0 5 0m A DC 30 0 A 30 0 18 0 m A DC 30 0 A 30 0 18 0 m Table VI Operation manual 64 MC 133 Power calibrator POWERTEK AC current test Function Range Value A Frequency Hz Deviation allowed pA A AC 300 0 mA 0 3 55 120 p A AC 1 0 A 1 0 55 400 p A AC 1 0 A 1 0 800 600 yp A AC 2 0 A 20 55 800 p A AC 5 0 A 5 0 55 2 0m A AC 10 0 A 10 0 55 5 0 m A AC 30 0 A 30 0 55 18 0 m Table VII AC DC power test Function Range Value W Frequency Hz Deviation allowed W Table VIII Voltage
97. n Power Dip Swell mode SOUR PDIP CURR lt n gt lt DNPD gt This command sets the output current value in channel lt n gt lt DNPD gt Parameter represents the value of the output current expressed in A lt n gt Parameter represents the output channel 1 2 or 3 Operation manual 98 MC 133 Power calibrator POWERTEK If query is sent calibrator returns the value of output current using standard exponential format Example 11 012 A is returned as 1 101200e 001 Example Current 23 05A in channel 1 PDIP CURRI 23 05 Note Command switches the calibrator in Power Dip Swell mode SOUR PDIP CURR lt n gt PHAS lt DNPD gt This command sets the phase angle between current output in channel lt n gt and internal reference phase lt DNPD gt Represents the phase angle in degrees If query is sent calibrator returns the set value of the phase angle using standard exponential format Example 156 3 is returned as 1 563000e 002 Example PDIP CURRI1 PHAS 0 PDIP CURR2 PHAS 120 PDIP CURR3 PHAS 240 Note Command switches the calibrator in Power Dip Swell mode SOUR PDIP CURR lt n gt ENAB lt CPD gt ON OFF This command enables disables the current output in channel lt n gt Disabled outputs are OFF also during OUTP ON ON enables the output OFF disables the output If query is sent calibrator returns ON if the output is enabled or OFF if it is disabled Example PDI
98. n current output in channel lt n gt and internal reference phase lt DNPD gt Represents the phase angle in degrees 85 Operation manual POWERTEK MC 133 MC 133i Power calibrator If query is sent calibrator returns the set value of the phase angle using standard exponential format Example 156 3 is returned as 1 563000e 002 Example PACE CURRI PHAS 0 PACE CURR 2 PHAS 120 PACE CURR 3 PHAS 240 Note Command switches the calibrator in Power AC extended mode SOUR PACE CURR lt n gt ENAB lt CPD gt ON OFF This command enables disables the current output in channel lt n gt Disabled outputs are OFF also during OUTP ON ON enables the output OFF disables the output If query is sent calibrator returns ON if the output is enabled or OFF if it is disabled Example PACE CURR1 ENAB ON Note Command switches the calibrator in Power AC extended mode SOUR PACE FREQ lt DNPD gt This command sets the frequency in Power AC extended mode lt DNPD gt Parameter represents the value of frequency expressed in Hz If query is sent calibrator returns the value of frequency using standard exponential format Example 50Hz is returned as 5 000000e 001 Example Frequency 60Hz PACE FREQ 60 Notes Command switches the calibrator in Power AC extended mode SOUR PDCE POW This command sets the power value in Power DC extended mode This query returns the set value of power usi
99. n menu and confirm by pressing Select softkey Set the same function on external multimeter Follow the instructions provided on the calibrator s display and the ACI table to adjust the calibrator s output in the calibration points To adjust the calibrator s output in the calibration points press Select softkey and use lt gt v A cursor buttons rotary knob or numeric keyboard to adjust the output voltage Confirm correctly set value by pressing Write softkey If you want to skip the calibration point whose calibration you have already entered press Exit softkey Resistance shunt should be used on 2 5 10 and 30 A ranges if standard multimeter does not cover this range In case there are more phase channels repeat steps a to d also for Current AC 2 and Current AC 3 DC voltage ranges calibration a b c d e Select Voltage DC 1 from the calibration menu and confirm by pressing Select softkey Switch calibrator s output terminals ON Follow the instructions provided on the calibrator s display and the DCU table to adjust the calibrator s output in the calibration points To adjust the calibrator s output in the calibration points press Select softkey and use lt gt v A cursor buttons rotary knob or numeric keyboard to adjust the output voltage Confirm correctly set value by pressing Write softkey If you want to skip the calibration point whose calibration you have already entered press Ex
100. nabled 1 in the SRE This bit can be read using the STB command His value is derived from STB and SRE status ESB Event Summary Bit bit 5 His value is derived from STB and SRE status The ESB bit is set to 1 when one or more enabled ESR bits are set to 1 MAV Message Available bit 4 The MAV bit is set to 1 whenever data is available in the IEEE488 Output Queue the response on query is ready QSS Questionable Summary Status bit 3 SCPI defined The QSS bit is set to 1 when the data in the QSR Questionable Status Register contains one or more enabled bits which are true SRE Service Request Enable Register The Service Request Enable Register suppresses or allows the STB bits 0 value of a SRE bit means that the bit does not influence value of MSS bit Value of any unmask STB bit results in setting of the MSS bit to the level 1 SRE bit 6 is not influenced and its value is 0 The SRE register value can be set via the command SRE followed by mask register value 0 191 The register can be read with the command SRE The register is automatically resets after switching the calibrator on The register is not reset by the command CLS ESR Event Status Register Every bit of the EventStatusRegister corresponds to one event Bit is set when the event is changed and it remains set also when the event passed The ESR is cleared when the power is turned on except bit PON which is set and every time it is read vi
101. nables the output OFF disables the output If query is sent calibrator returns ON if the output is enabled or OFF if it is disabled Example PIH VOLT1 ENAB ON Note Command switches the calibrator in Power Interharmonic mode Operation manual 94 MC 133 Power calibrator POWERTEK SOUR PIH VOLT lt n gt IHAR lt DNPD gt This command sets the level of interharmonic component for voltage output in channel lt n gt lt DNPD gt Represents the voltage in V If query is sent calibrator returns the value of output voltage using standard exponential format Example 110 12 V is returned as 1 101200e 002 Example Interharmonic component 23 05V in channel 1 PIH VOLT1 IHAR 23 05 Note Command switches the calibrator in Power Interharmonic mode SOUR PIH CURR lt n gt lt DNPD gt This command sets the output current value in channel lt n gt lt DNPD gt Parameter represents the value of the output current expressed in A lt n gt Parameter represents the output channel 1 2 or 3 If query is sent calibrator returns the value of output voltage using standard exponential format Example 11 012 V is returned as 1 101200e 001 Example Voltage 23 05V in channel 1 PIH CURRI1 23 05 Note Command switches the calibrator in Power Interharmonic mode SOUR PIH CURR lt n gt PHAS lt DNPD gt This command sets the phase angle between current output in channel lt n gt and internal referenc
102. nd confirmed by pressing V softkey The value can be set using cursor buttons or rotary knob as well 2 Setting the frequency AC voltage only e Repeatedly press the Sel button in the middle of cursor buttons until the frequency value appears in edit mode blue background Operation manual 36 MC 133 Power calibrator POWERTEK e The value can be set using numeric keyboard and confirmed by pressing Hz softkey The value can be set using cursor buttons or rotary knob as well 4 7 Generation of calibrated current The calibrator can generate calibrated current Output terminals for current ranges are CURRENT OUTPUT HI LO terminals Current setting range 30 mA to 30 A When 25 50 turn coil option 140 50 is used AC current range is to 1500 A Control in the current mode e Press T button on the calibrator and then select AC or DC mode by pressing AC or DC button The display shows the following data main current trought the CURRENT OUTPUT HI LO terminals frequency if AC current is selected uncertainty of current e Set desired value of current using numeric keyboard rotary knob or cursor buttons Output current is not yet connected to the output terminals e Connect the instrument to be calibrated to CURRENT OUTPUT HI LO e Press ON button e Green LED is lit above the On button to indicate the connection of output terminals e If Coil x50 or Coil x25 function is activated see
103. nded and Pac Extended Modes allow independent parameter setting for all calibrators outputs 3x voltage 3x current For each output you can define amplitude V or A and phase shift Phase shift is relative to the internal reference The main power value displays summed power calculated as sum of power of all connected channels It is not possible to change this value directly Color of this value is black Each calibrators output U1 U2 U3 I1 I2 I3 is displayed as a folder The folder U1 is active after selecting the Extended mode Next folders are activated by repeatedly pressing Channel softkey Pressing On Off softkey disables enables the active output Only enabled outputs will be connected after pressing the On button Enabled outputs are highlighted by blue rectangle above Operation manual 24 MC 133 Power calibrator POWERTEK the output name After the AC power on all outputs of connected phase units channels are enabled Picture displays state after AC power on Both outputs of main phase unit are enabled active is output U1 Pac Extended 17 38 11 5 2008 Local OFe62U 10 000 U A Soe 8 854 GndU On GndI On Voltage 10 0000 U peas 2 D phase a oa Sync Int Frequency 560 000 Hz Input U On Off Channel Units Mode 1 Setting the amplitude of voltage current e The main power value can be changed by changing the amplitude of voltage current e Repeatedly p
104. ng standard exponential format Example 100 60 W is returned as 1 006000e 002 Note Query switches the calibrator in Power DC extended mode Operation manual 86 MC 133 Power calibrator POWERTEK SOUR PDCE VOLT lt n gt lt DNPD gt This command sets the output voltage value in channel lt n gt lt DNPD gt Parameter represents the value of the output voltage expressed in V lt n gt Parameter represents the output channel 1 2 or 3 If query is sent calibrator returns the value of output voltage using standard exponential format Example 110 12 V is returned as 1 101200e 002 Example Voltage 230 5V in channel 1 PDCE VOLT1 230 5 Note Command switches the calibrator in Power DC extended mode SOUR PDCE VOLT lt n gt ENAB lt CPD gt ON OFF This command enables disables the voltage output in channel lt n gt Disabled outputs are OFF also during OUTP ON ON enables the output OFF disables the output If query is sent calibrator returns ON if the output is enabled or OFF if it is disabled Example PDCE VOLT1 ENAB ON Note Command switches the calibrator in Power DC extended mode SOUR PDCE CURR lt n gt lt DNPD gt This command sets the output current value in channel lt n gt lt DNPD gt Parameter represents the value of the output current expressed in A lt n gt Parameter represents the output channel 1 2 or 3 If query is sent calibrator returns the
105. nic components 2 50 can be cleared by pressing Clear softkey Clear softkey is available if the fundamental harmonic is displayed e Output terminals are disconnected if new amplitude is set 4 Setting of modulation e After AC power on modulation is switched off OFF First should be selected shape of modulation signal Repeatedly press the Sel button in the middle of cursor buttons until the parameter Modulation appears in edit mode blue background Shape can be selected using SIN RECT or OFF sofkey Duty cycle 1 to 99 is available for rectangular modulation signal fein vials ee a RRA gee aes E DERAPAJ H Voltage Phase GndU On Harmonic Amplitude GndI On 1 166 688 Sense 2i 7 Coil Off Sync Int Duty Cycle 58 Frequency 50 000 Hz Modulation 20 000 Hz All harmonic components are modulated by modulation signal e Frequency of modulation signal is determinated by parameter Modulation Setting the power in P Interharmonic mode model MC 133 only Mode is used for generation signal composed of fundamental harmonic and one interharmonic component All parameters can be defined independently for all outputs 3x voltage 3x current Each calibrators output U1 U2 U3 I1 I2 I3 is displayed as a folder The folder U1 is active after selecting the Interharmonic mode Next folders are activated by repeatedly pressing Channel softkey Operation manual 28
106. nt PHAS UNIT DEG PAC PHAS the calibrator returns 2 502000e 002 Example PAC PHAS 0 554 sets power factor 0 554 PHAS UNIT COS PAC PHAS the calibrator returns 5 540000e 001 LAG Note Command switches the calibrator in Power AC mode SOUR PAC CURR POLarity lt CPD gt LEAD LAG This command sets the polarity of phase angle between voltage and current Command is valid only for PHAS UNIT DEG lt CPD gt Represents the polarity of phase angle between the output voltage and current If query is sent calibrator returns the polarity of the phase angle between the output voltage and current Example PAC POL LEAD sets the phase angle polarity to Lead Note Command switches the calibrator in Power AC mode SOUR PAC FREQ lt DNPD gt This command sets the frequency in Power AC mode lt DNPD gt Parameter represents the value of frequency expressed in Hz If query is sent calibrator returns the value of frequency using standard exponential format Example 50Hz is returned as 5 000000e 001 Example Frequency 60Hz PAC FREQ 60 Notes Command switches the calibrator in Power AC mode SOUR PDC POW lt DNPD gt This command sets the power value in Power DC mode lt DNPD gt Parameter represents the value of the power expressed in W If query is sent calibrator returns the set value of power using standard exponential format Example 100 60 W is returned as 1 006000e 002 79 Opera
107. nter button inputs the value in basic units V A W Paehes ro Perse 1b 5 2088 10 000 U Voltage Hirr ghgHu GndU On Current 1688 66 mA GndI On Sense 2b o Phase 4 48 Coit ore Input value Voltage ED a 110 5 e Calibrator sets new value 6 854 e The value is copied to the appropriate field in the screen and the input box disappears Entry of the value using cursor buttons e Press lt gt A or v button The display now includes cursor marks which points to the active digit e and v buttons can be used to change the active digit lt gt buttons can be used to change the position of the cursor marks e To get to the default screen press Exit button All values can be set using the buttons or the rotary knob Entry of the value using the rotary knob e Press the rotary knob The display now includes cursor marks which points to the active digit 17 Operation manual POWERTEK MC 133 MC 133i Power calibrator e Turn the knob to change the active digit e Press the rotary knob to change to the mode which allows to change the value of the active digit and symbols are displayed above the active digit Active digit can be changed by turning the knob e Turn the knob to change the position of the active digit e To get to the default screen press Exit button All values can be set using the buttons or the rotary knob Note e All parameters have limits high and lo
108. nterface e Calibrator s fault Error rii Value too large 6 870 Voltage 16 6868 U GndU On Current 166 688 mA Gndl On Power factor 1 486 Lag EE Frequency 50 000 Hz Sync Int Ch 1 Sample error message which appears when too large value is attempted to set up is shown bellow All error messages are displayed in the frame overlapped main screen The following table lists all error messages their meaning and simple troubleshooting ID Error message Description Remote interface error A command was received which generates too much data to fit in the output buffer and the output buffer is full Command 430 Deadlocked execution continues but all data are lost Remote interface error The calibrator was addressed to talk but a command 420 Unterminated has not been received which sends data to the output buffer Remote interface error A command was received which sends data to the output buffer but the output buffer contained data from a previous command The output buffer is cleared when power has been off or after 410 Interrupted reset command has been executed 363 Input buffer overrun Remote interface error Remote interface error An invalid character string was received Check to see if you have enclosed the character string in single or double quotes and 220 parameter that the string contains valid ASCII character eae Remote interface error Received command doesn t contain valid character 14
109. ntrol Of the CAUNDIAIOR sicsssccsissssccsiccisuessssssicssevienesosessessivosurssovensssesessevssavessaseberseosseessesasosse 16 4 1 Selection of TUMCHOM cicdoveietiveisecuctes seeicces sadescetecedicastecuatotadedsvapeedashaeddas sanecdendebnecdeuabsedises 16 4 2 Setting the value of output signal ccsssscscccccssscsssccceeecssssssscssscesseessssssscsssseees 16 4 3 Connection disconnection of output terminals ssccccccssscssssssssrecccssssssessseees 18 4 4 Generation of electric power ccccccssccssssssrecccsssscscsssseeseecsssssscssssesssessssssscssseoes 18 Setting the power in modes Pde Basic and Pac Basic cccccsssccceessseeeeeeeeneeeeesesneeeeessenaeees 22 Setting the power in modes Pdc High I and Pac High 1 0 0 0 cee ecsesesceesecceesseceseeceesssreeesees 24 Setting the power in modes Pdc Extended and Pac Extended 0 ce eeeeeeeseeeeeeneeeeseeeeeneeeeees 24 Setting the power in P Harmonic mode model MC 133 only ceeeseeeeeseeeesteeeeeeeeeeneeeeees 26 Setting the power in P Interharmonic mode model MC 133 only eeeseeeeseeeeeteeeeeeeeeees 28 Setting the power in P Dip Swell mode model MC 133 only ecccceeceseeeceeeeteeeeseneeees 30 4 5 Generation of electric CMergy cccccsccccccccssscccscssccccsssssseeessssssccssssssseessssssssossssees 31 Setting the energy in modes Ede Basic and Eac Basic ccccescccceeesseeceeseeneeeeeeeeeeeeesenaeeees 34 Setting
110. nual 124 MC 133 Power calibrator POWERTEK The queue is read destructively using the query command SYSTem ERRor to obtain a code number and errro message The query SYSTem ERRor can be used to read errors in the queue until it is empty when the message 0 No Error will be returned 125 Operation manual POWERTEK MC 133 MC 133i Power calibrator 12 Specification Uncertainties include long term stability temperature coefficient linearity load and line regulation and the traceability of factory and National calibration standards Specified accuracy is valid after one hour warm up in temperature range 23 2 C Specified accuracy is one year accuracy DC AC voltage Summary range 1 V to 280 V Voltage resolution 5 dig Frequency range DC 15 Hz to 1000 Hz Frequency uncertainty 0 005 Frequency resolution 0 001 Hz below 500 Hz 0 01 Hz below 1000 Hz Distortion lt 0 05 range mA range range mA mA 70 1000 Hz 400 1000 Hz 1 0000 10 0000 V 0 025 0 01 0 03 0 02 0 025 0 01 DC AC current Summary range 0 008 A to 30 A Current resolution 5 dig Frequency range DC 15 Hz to 1000 Hz Frequency uncertainty 0 005 Frequency resolution 0 001 Hz below 500 Hz 0 01 Hz below 1000 Hz Distortion lt 0 1 Max value value value A 7 a 0 compliance range p range voltage V DC 15 40 Hz 40 70 Hz 15 400 Hz 400 1000 70
111. of 30 mA to 30 A Phase shift for all outputs 3x voltage and 3x current can be set independent for each output The best accuracy of the calibrator is 0 035 for voltage and 0 04 for current Internal ranges voltage 10 30 70 140 a 280 V current 0 3 1 2 5 10 a 30 A are suitable for accurate testing of power transducers Maximum frequency range is 15 Hz to 1000 Hz Internal multimeter with 20 mA 10 V and 10 kHz 0 02 accuracy can be used to measure normalized signals coming from transducers The calibrator includes many other features which facilitate easy use For example the possibility to save the actual setting into the internal memory currently displayed uncertainty of the output signal calibration and testing procedures etc The concept of calibrator control and indication of its status is based on flat luminescent display which provides all necessary information The calibrator is controlled by opening menus on the display and selection from menus Frequently used functions are assigned direct control keys The calibrator comes with standard IEEE488 bus RS 232 serial line and Ethernet connector which allow the calibrator to be controlled from a PC The calibrator can easily fit within calibration systems featuring Power software support Operation manual 4 MC 133 Power calibrator POWERTEK 2 Preparation for operation 2 1 Inspecting package contens selecting the installation location Basic package includes the
112. r Keyword Parameters SOURce MODE PAC PDC PACI PDCI PACE PHAR PIH PDIP PDCE EAC EDC EACI EDCI VAC VDC CAC CDC CACI CDCI PAC POWer POWer UNIT VOLTage CURRent CURRent PHASe POLarity FREQuency PDC POWer VOLTage CURRent PACI POWer POWer UNIT VOLTage CURRent CURRent PHASe POLarity FREQuency PDCI POWer VOLTage CURRent PACE POWer POWer UNIT VOLTage lt n gt PHASe ENABIle gt CURRent lt n gt PHASe ENABIle FREQuency 73 lt DNPD gt lt CPD gt W VA VAR lt DNPD gt lt DNPD gt lt DNPD gt lt CPD gt LEAD LAG lt DNPD gt lt DNPD gt lt DNPD gt lt DNPD gt lt DNPD gt lt CPD gt W VA VAR lt DNPD gt lt DNPD gt lt DNPD gt lt CPD gt LEAD LAG lt DNPD gt lt DNPD gt lt DNPD gt lt DNPD gt lt CPD gt W VA VAR lt DNPD gt lt DNPD gt lt CPD gt ON OFF lt DNPD gt lt DNPD gt lt CPD gt ON OFF lt DNPD gt Operation manual POWERTEK MC 133 MC 133i Power calibrator PDCE POWer VOLTage lt n gt ENABIle gt CURRent lt n gt ENABIle PHAR VOLTage lt n gt PHASe ENABIle HARMonic lt y gt MODulation SHAPe DUTY CURRent lt n gt
113. r line connection Ground loops can result apparently worse noise short term stability or non harmonic distortion of output signal If necessary use toroidal chokes to suppress this products Use sin waveform of the output signal on all AC tests Performance verification may be performed after warm up period i e 1 hour after switching on Calibrator have to be in temperature stabilize condition at minimum 8 hours before performance verification test is started Basic steps of the performance verification test Verification procedure consists of following steps Operation manual 60 MC 133 Power calibrator POWERTEK 30 V DC voltage test with linearity check DC voltage internal ranges 10 V 70 V 140 V 280 V test 30 V AC voltage test with linearity check AC voltage internal ranges 10 V 70 V 140 V 280 V test 1 A DC current test with linearity check DC current internal ranges 300 mA 2 A 5 A 10 A 30 A test AC current internal ranges 300 mA 2 A 5 A 10 A 30 A test AC DC power 480W 2400W AC power with PF 0 0 5 0 5 test Frequency nominal value kHz test Multimeter internal ranges 10 VDC 20 mADC frequency 10 kHz test Distortion checking of AC voltage range 30 V Procedure Following part describes procedure of performance verification test Recommended measuring points are the same as the points in table of limits see tables bellow l 10 Connect the calibrator to the mains and let them switched on
114. ress the Sel button in the middle of cursor buttons until the voltage current value appears in edit mode blue background e The value can be set using numeric keyboard and confirmed by pressing V mA A softkey The value can be set using cursor buttons or rotary knob as well Pac Extended 17 38 11 5 2888 Local Pac Extended 17 39 11 5 2088 Local Oe U O U 10 000 u SEa 230 40 u 2 8 854 8 856 Z n swe ae GndI On GndI On Voltage 10 0000 Sense 2W Voltage 230 300 Sense 2W a oa o Coil Off Phase B AA Coil Off Input value Voltage Sane Int Syne Int 230 Frequency 56 688 Hz Input e Main power value is recalculated using new amplitude e Next folders outputs are activated by repeatedly pressing Channel softkey 25 Operation manual POWERTEK MC 133 MC 133i Power calibrator 2 Setting the phase AC power only e If W or Var is indicated the main power value can be changed by changing the power factor Change of power factor does not change the output apparent power e Repeatedly press the Sel button in the middle of cursor buttons until the phase value appears in edit mode blue background e The value can be set using numeric keyboard and confirmed by pressing softkey The value can be set using cursor buttons or rotary knob as well Pac Extended 17 40 11 Pac Extended 17 48 11 5 2888 Local Oe U 226 90 U 225 37 CE 8 859 MUON 11 e MUU
115. rns the value of frequency using standard exponential format Example 50Hz is returned as 5 000000e 001 Example Frequency 60Hz PACI FREQ 60 Operation manual 82 MC 133 Power calibrator POWERTEK Notes Command switches the calibrator in Power AC high current mode SOUR PDCI POW lt DNPD gt This command sets the power value in Power DC high current mode lt DNPD gt Parameter represents the value of the power expressed in W If query is sent calibrator returns the set value of power using standard exponential format Example 100 60 W is returned as 1 006000e 002 Example DC power 1000W PDCI POW 1000 Note Command switches the calibrator in Power DC high current mode SOUR PDCI VOLT lt DNPD gt This command sets the output voltage value in Power DC high current mode lt DNPD gt Parameter represents the value of the output voltage expressed in V If query is sent calibrator returns the value of output voltage using standard exponential format Example 110 12 V is returned as 1 101200e 002 Example Voltage 230 5V PDCI VOLT 230 5 Note Command switches the calibrator in Power DC high current mode SOUR PDCI CURR lt DNPD gt This command sets the output current value in Power DC high current mode lt DNPD gt Parameter represents the value of the output current expressed in A If query is sent calibrator returns the value of output current using standard exponential format
116. rrent value in channel lt n gt lt DNPD gt Parameter represents the value of the output current expressed in A lt n gt Parameter represents the output channel 1 2 or 3 If query is sent calibrator returns the value of output current using standard exponential format Example 11 012 A is returned as 1 101200e 001 Operation manual 90 MC 133 Power calibrator POWERTEK Example Voltage 23 05A in channel 1 PHAR CURRI 23 05 Note Command switches the calibrator in Power Harmonic mode SOUR PHAR CURR lt n gt PHAS lt DNPD gt This command sets the phase angle between current output in channel lt n gt and internal reference phase lt DNPD gt Represents the phase angle in degrees If query is sent calibrator returns the set value of the phase angle using standard exponential format Example 156 3 is returned as 1 563000e 002 Example PHAR CURRI1 PHAS 0 PHAR CURR2 PHAS 120 PHAR CURR3 PHAS 240 Note Command switches the calibrator in Power Harmonic mode SOUR PHAR CURR lt n gt ENAB lt CPD gt ON OFF This command enables disables the current output in channel lt n gt Disabled outputs are OFF also during OUTP ON ON enables the output OFF disables the output If query is sent calibrator returns ON if the output is enabled or OFF if it is disabled Example PHAR CURR1 ENAB ON Note Command switches the calibrator in Power Harmonic mode SOUR PHAR CURR l
117. ry unit connected to the connector Unit 3 It is recomended to switch the power supply together for all units or first for auxiliary units and than for main unit 2 3 Power on e Before connecting the calibrator to the mains check the position of the mains voltage selector located at the rear panel e Plug one end of the power cord into the connector located at the rear panel and connect the other end of the power cord into a wall outlet Operation manual 6 MC 133 Power calibrator POWERTEK e Switch on the mains switch located at the rear panel Flat display is lit POWER CHLTBRATOR Configuration Main unit Vv Unit 2 N A Unit 3 x e The calibrator performs internal hardware checks for 5 seconds Configuration of the instrument is displayed in the end of this test connected phase channels unit is connected and ready N A unit is not connected as unit is connected but failed e After the tests conclude the calibrator resets to its reference state i e the following parameters are set Function Voltage range Set value Current range Set value Phase Frequency Output terminals AC power Pac Basic 10 V 10 V 1A 1A 0 50 Hz OFF GPIB address of the calibrator is factory preset to 2 This value is valid until the user changes 1t Note The calibrator resets to its reference status in case of power switching off and reconnection 2 4 Warm up time The calibrator works a
118. s Command switches the calibrator in Current AC mode SOUR CDC CURR lt DNPD gt This command sets the output voltage value in Current DC mode lt DNPD gt Parameter represents the value of the output current expressed in A If query is sent calibrator returns the value of output voltage using standard exponential format Example 11 012 A is returned as 1 101200e 001 Example Current 23 05A CDC CURR 23 05 Note Command switches the calibrator in Current DC mode 113 Operation manual POWERTEK MC 133 MC 133i Power calibrator SOUR CACI CURR lt DNPD gt This command sets the output current value in Current AC high current mode lt DNPD gt Parameter represents the value of the output current expressed in A If query is sent calibrator returns the value of output current using standard exponential format Example 11 012 A is returned as 1 101200e 001 Example Current 23 05A CACI CURR 23 05 Note Command switches the calibrator in Current AC high current mode SOUR CACI FREQ lt DNPD gt This command sets the frequency in Current AC high current mode lt DNPD gt Parameter represents the value of frequency expressed in Hz If query is sent calibrator returns the value of frequency using standard exponential format Example 50Hz is returned as 5 000000e 001 Example Frequency 60Hz CACI FREQ 60 Notes Command switches the calibrator in Current AC high current mode SOUR
119. s e reactive power in Var VArs Use Units softkey to open the units selection menu Select the required expression using cursor buttons or the rotary knob Confirm the selection by pressing the rotary knob or the Select softkey The value of displayed power is recalculated together with new units selection DC power energy can be expressed only in W Ws The calibrator can display the phase relation of output voltage and current as power factor 1 to 1 or as phase shift in degrees 0 to 359 99 Main menu is used to change the method of displaying the phase relation Energy modes Mode softkey Output energy can be generated in different energy modes AC energy Mode Name Description Basic Eac Basic AC energy basic mode Phase shift between channels output voltages are fixed 120 and 240 All parameters are the same for all channels Number of active channels can be defined in Main menu 1 2 or 3 High I Eac High I Mode is available only if all 3 channels are connected In this 33 Operation manual POWERTEK MC 133 MC 133i Power calibrator mode current outputs of all channels are connected in parallel using the MC133 01 High Current Adapter Current range is increased three times DC energy Mode Name Description Basic Edc Basic DC energy basic mode Only first channel 1 is controlled in this mode High I Edc High I Mode is available
120. s indicated the main power value can be changed by changing the power factor Change of power factor does not change the output apparent power e Repeatedly press the Sel button in the middle of cursor buttons until the power factor phase value appears in edit mode blue background e The value can be set using numeric keyboard and confirmed by pressing Lead or Lag softkey The value can be set using cursor buttons or rotary knob as well Pac Basic 17 3 11 5 2688 Local Pac Basic 17 37 11 5 2088 Local o U Oe e 5 ty ee 6 000S U es Ys 8 885 8 885 Voltage 10 0000 U GndU On Voltage 16 6668 U GndU On Current 1646 66 mA GndI On Current 1486 88 mA GndI On Sense 2W 0 800 Sense 2 Power factor B ac aig Power factor Lag esi oer ee Syne Int Frequency 50 000 Hz Syne Int Input value Power factor en 1 Ch 1 42 e Main power value is recalculated using new set power factor and existing setting of current and voltage The calculation is only made if active or reactive power is displayed Setting the power in modes Pde High I and Pac High I Modes are available only if all 3 channels are connected Channel 1 2 and 3 In this mode current outputs of all channels are connected in parallel using optional adapter Current range is increased three times Output voltage terminals are on the main unit Channel 1 Power setting is the same as in modes Pdc Basic a Pac Basic Setting the power in modes Pde Exte
121. s switch mains voltage selector 115 230V fuse interface connectors GPIB RS232 and RJ45 metal central ground terminal and connectors for additional channels connection There is also placed model plate with serial number 7 1 forced ventilation holes GPIB RS 232 and RJ45 connectors connectors for additional channels units fuse for internal multimeter T100mA 250V central ground terminal power line entry with power line switch model plate NYDN BWNe 15 Operation manual POWERTEK MC 133 MC 133i Power calibrator 4 Control of the calibrator 4 1 Selection of function After the power is switched on and the initial checks complete the calibrator resets to its reference state Function Pac Basic Voltage 10V Current 1A Phase 0 Frequency 50Hz The state of the calibrator can be changed using the buttons located at the front panel in one of the following ways L Change of function by pressing one of direct function buttons After pressing one of the buttons P E U I DC AC calibrator switches to the selected function and set the last set up parameters Whenever function is changed calibrator always goes over to STANBY position Output terminals are disconnected All functions with direct access has submenus where various basic modes of the selected function can be chosen Access to the submenu is always vie display button Mode Zs Connection disconnection of output terminals After pressing the
122. selected Dip Swell generation can be started only internal keyboard or remote control If Input IN3 is selected Dip Swell generation can be started internal or by falling edge applied to the input IN3 The input must remain low for 10us after the falling edge to be recognized properly 6 4 Meter Menu Submenu contains parameters that affect measured signal 43 Operation manual POWERTEK MC 133 MC 133i Power calibrator 1 Function Sets the internal multimeter measuring function and range By selecting an item from the list Voltage DC voltage 0 12V Current DC current 0 24mA and Frequency Frequency 1Hz 15kHz function can be selected 6 5 Calibration Menu Calibration password is required to access the Calibration Menu Default calibration password is 0 For more detail about calibration see the chapter 7 Operation manual 44 MC 133 Power calibrator POWERTEK 7 Calibration mode The calibrator includes calibration procedure which allows recalibration of the calibrator Recalibration can be performed using the buttons and menu in the calibrator 7 1 Calibration principles The instrument can be calibrated e completely i e all functions are calibrated in all recommended points e partially i e only selected functions are calibrated in all recommended points e partially i e only selected functions are calibrated in selected points Complete calibration consists of all partial calibrations performed
123. sing cursor buttons or rotary knob as well Next folders outputs are activated by repeatedly pressing Channel softkey Setting amplitude of harmonic components First should be selected required harmonic component 1 50 Repeatedly press the Sel button in the middle of cursor buttons until the parameter Harmonic appears in edit mode blue background Number of harmonic component can be set using numeric keyboard and confirmed by pressing Enter button The value can be set using cursor buttons or rotary knob as well Next to the harmonic component number is displayed amplitude of this harmonic component Pressing the Sel button appears the amplitude of selected harmonic component in edit mode blue background This is not valid for the fundamental harmonic 1 Operation manual POWERTEK MC 133 MC 133i Power calibrator harmonic component Amplitude of fundamental harmonic is calculated using the RMS value of output signal and amplitudes of harmonic components 2 50 e Amplitude of harmonic components 2 50 can be set using numeric keyboard and confirmed by pressing softkey The value can be set using cursor buttons or rotary knob as well Amplitude can be set in range 0 to 30 000 Amplitude is expressed as percentage of RMS value e Harm Harm softkeys facilitate listing among harmonics components Softkeys displays amplitude of next previous harmonic component e All harmo
124. t n gt HARM lt y gt lt DNPD gt This command sets the level of lt y gt harmonic in output current in channel lt n gt lt DNPD gt Parameter represents the level of lt y gt harmonic expressed in lt n gt Parameter represents the output channel 1 2 or 3 91 Operation manual POWERTEK MC 133 MC 133i Power calibrator lt y gt Parameter represents the harmonic order 1 to 50 Number 1 is for query only If query is sent calibrator returns the level of the harmonic order using standard exponential format Example 10 is returned as 1 000000e 001 Example Set harmonic order 2 to 5 3 in voltage channel 1 PHAR CURRI HARM2 5 3 Note Command switches the calibrator in Power Harmonic mode SOUR PHAR CURR lt n gt MOD lt DNPD gt This command sets the modulation level for current output in channel lt n gt lt DNPD gt Parameter represents the modulation level in If query is sent calibrator returns the modulation level using standard exponential format Example 12 45 is returned as 1 145000e 001 Example PHAR CURRI1 MOD 12 45 Note Command switches the calibrator in Power Harmonic mode SOUR PHAR CURR lt n gt MOD SHAP lt CPD gt SIN RECT OFF This command sets type of modulation for current output in channel lt n gt lt CPD gt SIN modulation using sinusoidal wave shape RECT modulation using rectangular wave shape OFF disables modulation
125. t you can define amplitude V or A Use Mode softkey to open the mode selection menu Select the required mode using cursor buttons or the rotary knob Confirm the selection by pressing the rotary knob or the Select softkey Output terminals are disconnected if the new mode is selected Setting the power in modes Pde Basic and Pac Basic The calibrator allows several ways of setting the value of generated power l Setting the main power value e The main value can be changed using numeric keyboard changing the digit at the cursor position after selecting the cursor position with lt gt buttons or using the rotary knob Pac Basic 17 33 11 5 2008 Local Pac Basic 17 33 11 5 2008 Local Oee U Oe U ie 6 a 8 854 Voltage 16 6668 U GndU On Voltage 16 6668 GndU On Current 1868 68 mA GndI On Current 1 82088 GndI On Sense 2b Sense 2b Phase 6 66 Coil off Phase 6 08 Coil off 50 000 Sync Int tnt Sync Int Frequency Input value Power Ch 1 Ch 1 e Output power is changed by changing the value of output current Operation manual 22 MC 133 Power calibrator POWERTEK 2 Setting the voltage e The main power value can be changed by changing the voltage e Repeatedly press the Sel button in the middle of cursor buttons until the voltage value appears in edit mode blue background e The value can be set using numeric keyboard and confirmed by pressing V softkey
126. terminals METER INPUT mA COM Main value presents the calibration point Leave value 0 000 and press Write softkey Select calibration point 20 mA Connect external current source 20 mA to the calibrator input terminals METER INPUT mA COM Exact value can be measured by serial standard ampmeter Adjust main value on the display It should be equal to the value measured by standard multimeter Use lt gt v A cursor buttons rotary knob or numeric keyboard to adjust the main value Confirm new value by pressing Write softkey 10 kHz frequency range calibration Select calibration point 10 kHz Connect external AC voltage 10 kHz voltage between 5 to 10 V to the calibrator input terminals METER INPUT V COM Exact frequency value can be measured by paralel standard counter Adjust main value on the display It should be equal to the value measured by standard counter Use lt gt v A cursor buttons rotary knob or numeric keyboard to adjust the main value Confirm new value by pressing Write softkey Operation manual POWERTEK MC 133 MC 133i Power calibrator 8 Error messages If an error occurs during the calibrator s operation or control error message is displayed on the display Errors can be caused by e Incorrect control using the front panel i e attempts to force a prohibited mode e g setting an out of range value overloading of output terminals etc e Incorrect control using GPIB or RS 232 i
127. tion manual POWERTEK MC 133 MC 133i Power calibrator Example DC power 1000W PDC POW 1000 Note Command switches the calibrator in Power DC mode SOUR PDC VOLT lt DNPD gt This command sets the output voltage value in Power DC mode lt DNPD gt Parameter represents the value of the output voltage expressed in V If query is sent calibrator returns the value of output voltage using standard exponential format Example 110 12 V is returned as 1 101200e 002 Example Voltage 230 5V PDC VOLT 230 5 Note Command switches the calibrator in Power DC mode SOUR PDC CURR lt DNPD gt This command sets the output current value in Power DC mode lt DNPD gt Parameter represents the value of the output current expressed in A If query is sent calibrator returns the value of output current using standard exponential format Example 11 012 A is returned as 1 101200e 001 Example Current 23 05A PDC CURR 23 05 Note Command switches the calibrator in Power DC mode SOUR PACI POW lt DNPD gt This command sets the power value in Power AC high current mode lt DNPD gt Parameter represents the value of the power expressed in actual units W VA VAr If query is sent calibrator returns the set value of power using standard exponential format Example 100 60 W is returned as 1 006000e 002 Operation manual 80 MC 133 Power calibrator POWERTEK Example AC power 1000W PACI POW
128. tton is used to confirm the selection Select or change the function of the rotary knob value change or position change 4 Numeric keyboard The keyboard allows the entry of numeric values on the display ENTER button is used to confirm the selection CANCEL button can be used to cancel the entry 5 Direct keyboard MENU button is used to open the Main menu of the instrument parameters petting SAVE RECALL buttons can be used to save recall the actual setting of the instrument all values including parameters Capacity of the memory i sup to 100 different settings Each setting contains simple text description 6 Function buttons Function buttons can be used to call up the functions of the calibrator directly The following buttons are provided function Power Energy Voltage Current Output ON Operate Output OFF Standby After the function mode is changed the parameters of the respective function are restored If the respective function was never used the calibrator resets to its reference values 11 Operation manual POWERTEK MC 133 MC 133i Power calibrator 7 Display B1 gt B2 p Voltage 116 668 U B2 Current 1466 68 mA B2 Phase 8 08 B2 Frequency 54 888 Hz B3 C _ Pp Units Made The display is divided to three horizontal sections A Information line GrdU On GndI On Sense ZU Coil Off Sync Int Chis 22 e Selected function Pac Basic
129. urrent outputs of all channels are connected in parallel using the MC133 01 High Current Adapter Current range is increased three times Extended Pac Parameters for all calibrators outputs 3x voltage 3x current can Extended be set quite independently in this mode For each output you can define amplitude V or A and phase shift Phase shift is relative to the internal reference Harmonic P Mode is used for generation harmonic signal composed of up to 50 version MC 133 Harmonic harmonic components All components can be defined only independently for all outputs 3x voltage 3x current Beside this mode allows modulation by sine or square signal Interharmonic P Mode is used for generation interharmonic signal One Iharmonic interharmonic component can be add independently for all outputs version MC 133 only 3x voltage 3x current 21 Operation manual POWERTEK MC 133 MC 133i Power calibrator DC power Mode Name Description Basic Pde Basic DC power basic mode Only first channel 1 is controlled in this mode High I Pde High I Mode is available only if all 3 channels are connected In this mode current outputs of all channels are connected in parallel using the MC133 01 High Current Adapter Current range is increased three times Extended Pde Parameters for all calibrators outputs 3x voltage 3x current can Extended be set quite independently in this mode For each outpu
130. utput nor the meter s inputs are grounded signal noise ratio can arise at the calibrator s output 3 Remote sense Sets the output voltage terminals configuration By selecting an item from the list Sense 2W 2 terminals connection and Sense 4W 4 terminals connection sense can be selected Setting is valid for all channels 4 Phase unit Sets the unit used for presentation the phase shift between the voltage and current output in the power and energy generation modes By selecting an item from the list Deg and Cos Lead Lag unit can be selected 5 Current coil Sets the calibrator for connection the 25 50 turn current coil clamp ammeters calibration The coil multiplies the output current either 25 times or 50 times depending on set parameter By selecting an item from the list Coil Off Coil x25 and Coil x50 type of connected current coil can be selected Operation manual 42 MC 133 Power calibrator POWERTEK 6 Synchronization Sets the external synchronization of the output signal By selecting an item from the list Internal internal synchronization Power line synchronization to the power supply External IN1 synchronization to the passive signal on input 1 output colector or relay contact External IN2 synchronization to the active signal on input 2 a External IN3 synchronization to the active signal on input 3 type of frequency synchronization coil can be selected Note External synchroni
131. utput voltage is higher or equal SOV o phase unit channel is connected output is off e phase unit channel is connected output is on phase unit channel is not connected Specification In the field specification of set up output signal is shown Uncertainty is related to the main parameter Label BUSY instead of accuracy is displayed if calibrator is not within specified parameters or if internal reconnection is in process This can occur during changing the functions changing set parameters switching output terminals ON and OFF Specification is not available in power functions P Harmonic and P Interharmonic Information section The information section located in the right part of the display and displays additional information related to the selected function e information about the grounding method of output terminals GndU GndI as set up using the menu Calibrator e information about voltage terminal configuration 2 wire 4 wire as set up using the menu Calibrator e information about the use of 25 turn coil or 50 turn coil COIL x50 as set up using the menu Calibrator e information about number of controlled output channels only functions Power Pac and Energy Eac 7 Meter s information section C Display softkeys The functions of these keys change during operation depends on actual display mode 8 Power switch Turns instrument AC power ON and OFF
132. value gt This command sets condition of the Service Request Enable register Since bit 6 is not used the maximum value is 191 Service Request Enable reading SRE This query returns the Service Request Enable Register number Event Status Register reading ESR This query returns the contents of the Event Status Register and clears the register Event Status Enable setting ESE lt value gt This command programs the Event Status Enable register bits Parameter value is number in range 0 255 Event Status Enable reading Operation manual 120 MC 133 Power calibrator POWERTEK ESE This query returns the Event Status Enable register Clear status CLS This command clears the Event Status Register and the Status Byte Register except the MAV bit and output queue Output line is not reset 121 Operation manual POWERTEK MC 133 MC 133i Power calibrator 11 4 Standard Status Data Structures Calibrator meets standard protocol according to the standard IEEE488 2 The protocol can be used for checking of error and status behavior of the calibrator It enables single wire transmitting of SRQ command The conditions on which SRQ signal local control request is sent can be set with parameters STB SRE SRE ESR ESE ESE a CLS PON URQ CME EXE DDE QYE 0 OPC ESR Event Status Register Read using ESR Output Queue Read using ESE Write using ESR ESE Event St
133. vious menu 47 Operation manual POWERTEK MC 133 MC 133i Power calibrator Moreover the display shows the range which is being calibrated Range 10Vac and the value to be set at the external standard multimeter value in brackets 1V Setting the new calibration data Use cursor buttons rotary knob or numeric keyboard to set such main data on the display when the output signal measured by external standard multimeter reaches the required calibration point When the standard output value is reached press Write softkey to write new calibration value to the calibration memory If you press Exit softkey the calibrator ignores the new value and old value is retained The procedure is repeated for all calibration points of the selected function If you press Exit softkey the calibrator returns back to the previous menu level Termination of calibration Calibration can be terminated by repeated press the Exit softkey until the calibrator returns to the Main menu Calibration points Each function of the calibrator has assigned fixed calibration points which have to be set during the calibration The calibrator needs no calibration of the following parameters e frequency e phase relationship power factor of output voltage and current in AC power and AC energy generation modes e DC and AC power and energy Operation manual 48 MC 133 Power calibrator POWERTEK Voltage AC function Voltage AC x Nominal value
134. w If the entered value is outside these limits error message is displayed Value too large small and new value is not accepted 4 3 Connection disconnection of output terminals After switching the AC power supply on the output terminals are disconnected in all modes Press the On button to connect the output signal to the terminals Green LED above the On button is lit Press the Off button to disconnect the output terminals Green LED goes off Output terminals are disconnected automatically under following conditions e Function mode change e Output voltage exceeds 100V It occurs if you change the output value that is below 100V to the new value above 100V e Calibrator is overloaded e Changing some parameters of output signal P Harmonic etc e Energy counting is finished 4 4 Generation of electric power The calibrator can generate exact value of electric power and energy Power function modes provides output voltage at VOLTAGE OUTPUT HI LO terminals and output current at CURRENT OUTPUT HI LO terminals Depending on the setting of the calibrator voltage up to 280 Vef can be present at the terminals Power setting range 0 0 VA to 8400 VA each channel Voltage setting range 1 V to 280 V Current setting range 0 008 A to 30A Power factor setting range 1 to 1 phase 0 to 359 99 Operation manual 18 MC 133 Power calibrator POWERTEK Frequency setting range DC 15 Hz
135. ween voltage and current lt DNPD gt Represents the phase angle between the output voltage and current in degrees PHAS UNIT DEG or specified as a value of the power factor PHAS UNIT COS If query is sent calibrator returns the set value of the phase shift between the output voltage and current using standard exponential format Example 156 3 is returned as 1 563000e 002 Example PACI PHAS 250 2 sets 250 2 phase shift between the output voltage and current PHAS UNIT DEG PACI PHAS the calibrator returns 2 502000e 002 Example PACI PHAS 0 554 sets power factor 0 554 PHAS UNIT COS PACI PHAS the calibrator returns 5 540000e 001 LAG Note Command switches the calibrator in Power AC high current mode SOUR PACI CURR POLarity lt CPD gt LEAD LAG This command sets the polarity of phase angle between voltage and current Command is valid only for PHAS UNIT DEG lt CPD gt Represents the polarity of phase angle between the output voltage and current If query is sent calibrator returns the polarity of the phase angle between the output voltage and current Example PACI POL LEAD sets the phase angle polarity to Lead Note Command switches the calibrator in Power AC high current mode SOUR PACI FREQ lt DNPD gt This command sets the frequency in Power AC high current mode lt DNPD gt Parameter represents the value of frequency expressed in Hz If query is sent calibrator retu
136. yboard and confirmed by pressing Hz softkey The value can be set using cursor buttons or rotary knob as well Setting the power in modes Edc High I and Eac High I Modes are available only if all 3 channels are connected Channel 1 2 and 3 In this mode current outputs of all channels are connected in parallel using the MC133 01 High Current Adapter Current range is increased three times Output voltage terminals are on the main unit Channel 1 Power setting is the same as in modes Edc Basic a Eac Basic 4 6 Generation of calibrated voltage The calibrator can generate calibrated voltage Output terminals for voltage ranges are VOLTAGE OUTPUT HI LO terminals Depending on the setting of the calibrator voltage up to 280 Vef can be present at the terminals Voltage setting range 1 V to 280 V Control in the voltage mode 35 Operation manual POWERTEK MC 133 MC 133i Power calibrator e Press U button on the calibrator and then select AC or DC mode by pressing AC or DC button The display shows the following data main voltage value at VOLTAGE OUTPUT HI LO terminals frequency if AC voltage is selected uncertainty of voltage e Set desired value of voltage using numeric keyboard potentiometer or cursor buttons Output voltage is not yet connected to the output terminals e Connect the instrument to be calibrated to VOLTAGE OUTPUT HI LO e Press ON button e Green LED is lit above the
137. zed signal has larger distortion than internal synchronized signal because of fine frequency tuning 7 Active channels Pac Eac Sets the number of controlled channels in the three phase configuration This parameter is valid only for Pac Basic and Eac Basic function modes By selecting an item from the list 1 output is from the main channel only 1 2 output from Channel 1 and Channel 2 and 1 2 3 output from all three channels number of used channels can be selected 8 Energy units Sets the unit used for energy By selecting an item from the list Ws and Wh unit can be selected 9 Dip Swell repetition Sets the repetition of Dip Swell shape in P Dip Swell mode By selecting an item from the list One Shot without repetition and Repeat can be repetition selected If Repeat is selected Dip Swell shape is generated after trigger repeatedly until disconnecting output terminals 10 Dip Swell synchronization Sets the synchronization of Dip Swell shape with internal phase 0 By selecting an item from the list Syne Off and Sync On can be synchronization selected If Sync Off is selected Dip Swell generation starts immediately after trigger If Sync On is selected Dip Swell is synchronized with the internal phase 0 channels with phase shift 0 11 Dip Swell ext trigger Enables external triggering in P Dip Swell mode By selecting an item from the list Input Off and Input IN3 can be external trigger selected If Input Off is

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