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Digital Power Meter

GPM-8310

USER MANUAL

Rev. A

ISO-9001 CERTIFIED MANUFACTURER

Summary of Contents for GPM-8310

Page 1: ...Digital Power Meter GPM 8310 USER MANUAL Rev A ISO 9001 CERTIFIED MANUFACTURER ...

Page 2: ...er language without prior written consent of Good Will company The information in this manual was correct at the time of printing However Good Will continues to improve products and reserves the rights to change specification equipment and maintenance procedures at any time without notice Good Will Instrument Co Ltd No 7 1 Jhongsing Rd Tucheng Dist New Taipei City 236 Taiwan ...

Page 3: ...atus 72 MEASUREMENT AND OTHER FUNCTIONS 81 Measurement function 82 Other functions 88 Integration measurement function 91 Graph measurement function 103 DIGITAL I O DA4 121 Digital I O DA4 Overview 122 External Remote Control 124 DA4 Output Function 125 User 4094 Mode 130 REMOTE CONTROL 136 Configure Remote Control Interface 137 Configure EOL Character 144 Return to Local Control 144 COMMAND OVERV...

Page 4: ... Command List 149 APPENDIX 228 Specifications 229 Status system 239 Dimensions 243 Declaration of Conformity 244 Power measurement 245 Introduction to IEC 62301 247 EUP Directive Lot6 specifications 248 Connection Guide 249 ...

Page 5: ...nt in the best possible condition Safety Symbols These safety symbols may appear in this manual or on the instrument WARNING Warning Identifies conditions or practices that could result in injury or loss of life CAUTION Caution Identifies conditions or practices that could result in damage to the GPM 8310 or to other properties DANGER High Voltage Attention Refer to the Manual Protective Conductor...

Page 6: ...GPM 8310 User Manual 6 Do not dispose electronic equipment as unsorted municipal waste Please use a separate collection facility or contact the supplier from which this instrument was purchased ...

Page 7: ...erminals Do not block or obstruct the cooling fan vent opening Do not perform measurement at the source of a low voltage installation or at building installations Note below Do not disassemble the instrument unless you are qualified as service personnel Make sure that the COM terminal to earth is limited to 600Vpk Remove all test leads before disconnecting the mains power cord from the socket If t...

Page 8: ...the protective grounding conductor of the AC power cord to an earth ground to avoid electrical shock If grounding practice is not well implemented a certain amounts of noises will be generated when connecting to GPM 001 the handy measurement accessory for GPM 8310 Cleaning the Instrument Disconnect the power cord before cleaning Use a soft cloth dampened in a solution of mild detergent and water D...

Page 9: ...aused by condensation must be expected Pollution degree 3 Conductive pollution occurs or dry non conductive pollution occurs which becomes conductive due to condensation which is expected In such conditions equipment is normally protected against exposure to direct sunlight precipitation and full wind pressure but neither temperature nor humidity is controlled Storage environment Location Indoor T...

Page 10: ...including accessories package contents its main features and front rear panel introduction Characteristics 11 Accessories 14 Package Contents 15 Appearance 16 Front Panel 16 Main Display Overview 19 Rear Panel 22 Set Up 25 Tilting the Stand 25 Power Up 26 Connect the wires to the GPM 8310 27 ...

Page 11: ...10 has become a reliable power measurement instruments because of its simple operation excellent performance user friendly graph displays and automatic measurement interface Operation Press the buttons on the front panel to easily turn on the GPM 8310 measurement function All settings and measurements results are displayed on the 5 inches TFT LCD screen panel for easy use of each function Standard...

Page 12: ...he voltage of abnormal wave of CF 3 The half range CF is up to 6 or 6A It can even measure the current of abnormal wave of CF 3 The half range CF is up to 6 or 6A Total harmonic distortion measurement 50 orders harmonic test and analysis function Graph display for measurement results including harmonic orders distribution Plug in USB disk data store function including log and screenshot Auto range...

Page 13: ...de Added stand alone display of total harmonic distortion measurement function 50 steps Test bandwidth of voltage and current DC 100kHz Selectable boot settings Previous Default Waveform display up to 10kHz along with Harmonic bar and list table Interface Standard interface USB RS232 LAN GPIB Optional interface Digital IO DA4 Application It can be applied to production test such as power supplies ...

Page 14: ...ion Sheet Region dependent Power Cord GTL 209 Test leads 1x red 1x black GTL 212 Test leads 1x yellow 1x blue Optional Accessories Part number Description GPM 001 Test Fixture GTL 234 RS232C cable GTL 246 USB cable GTL 248 GPIB cable GCP 300 Current Probe GRA 422 Rack Adapter Panel 19 2U Option Name Description Opt 01 DA4 Factory installed ...

Page 15: ...kage Contents Check the contents before using the instrument Opening the box Contents single unit Main unit Test leads red x1 black x1 yellow x1 blue x1 Power cord x1 region dependent User manual CD Safety instruction sheet ...

Page 16: ...8310 Long Push LCD Display Function Keys Enter Key Soft keys Arrow Keys Trigger Key ESC Key Power key USB Host Port Hardcopy Key Power Key Turns On or Off the main power For the power up sequence see page 26 USB Host Port Connects with USB flash drive for data storage or screenshot Hardcopy Key Captures the current screenshot or saves the data log for reading For details refer to page 67 ...

Page 17: ... range or auto range measurement mode Also press and hold the I Range key to toggle between manual and auto range setting See page 29 Press this button to display the maximum measurement reading See page 89 Press this key to select measure mode DC AC AC DC V MEAN See page 90 Press this key to enter the measurement settings menu See page 33 Press this key to switch window and stop refreshing See pa...

Page 18: ...fault position or return to the previous menu according to the situation See page 90 Arrow Keys This four arrow keys are used to edit the parameters browse the menu system and select the parameter range Soft Keys The 5 soft keys have varied functions from the OSD On Screen Display options individually per different settings In addition from the main display the 5 soft keys act like shortcuts leadi...

Page 19: ...nt Display Line Filter Main Measurement Display Item Status icon Description Voltage Range V Range 15V Voltage measurement range Example here range is 15V V Auto means that Voltage Auto Range is turned on Current Range I Range 5A Current measurement range Example here range is 5A I Auto means that Current Auto Range is turned on Mode AC DC Measurement mode AC DC AC DC V MEAN Date Update Rate Updat...

Page 20: ...asurement reading Average AVG 8 Average number of sampling 8 16 32 64 Sync Source SYNC V Synchronization source V I Off Keyboard Lock Key Lock Lock Key button Harmonic Calculation HRM I Harmonic calculation method IEC CSA Off Measure Storage STORE Measured date storage On Off External Input EXT1 External signal input function Ext1 Ext2 Off Display Hold Hold Retain and display the current measureme...

Page 21: ... switch display of measurement result from 2 major plus 8 minor to 4 major ones Integrator This function key is used to set up integrator measurement parameters and execute integrator measurement function Parameter This function key is used set up measurement parameters System This function key is used to enter the system setting and system configuration screens Graph This function key is used to ...

Page 22: ...igital IO DA4 Connector RS 232 Connector LAN Port USB Device Port GND Terminal Power Cord Socket Power Cord Socket Connects the power cord AC 100 240V 10 50 60Hz RS232 Connector Accepts an RS 232C cable for remote control DB 9 male connector For remote control details see page 138 GPIB Connector Accepts an optional GPIB card for remote control For GPIB details see page 140 USB Device Port Accepts ...

Page 23: ...page 122 GND Terminal Connects the GND ground terminal to the earth ground Voltage Current input terminal I I 20A MAX CAT II 600V CURRENT V VOLTAGE V 600VMAX EXT1 EXT2 10V MAX 2V MAX Voltage Current input terminals is used to connect the main measurement signals External Input 1 2 Connects output signal to the EXT1 terminal which receives up to 10V or the EXT2 terminal that receives at the maximum...

Page 24: ... panel of the GPM 8310 Do not input exceeded voltage otherwise it will burn the device Always use the supplied cable for connection Before connecting the device observe all the safety symbols marked on the device Turn off the power to the device and the application system before connecting I O terminals Do not install replacement parts on the device or perform any unauthorized modifications Do not...

Page 25: ... the Stand Pull out the handle sideways and rotate it clockwise for the several applications listed below Horizontal Tilt Place the unit horizontally Rotate the handle for tilt stand Vertical Place the handle vertically for hand carry ...

Page 26: ... the AC voltage input Note Make sure the ground connector on the power cord is connected to a safety ground This will influence the measurement accuracy 3 Push to turn on the main power switch on the front panel 4 The display turns on and shows the last function that was used before the power was reset ...

Page 27: ... CURRENT V VOLTAGE V 600VMAX EXT1 EXT2 10V MAX 2V MAX Description V The positive voltage input 600V for input on the rear panel V The negative voltage input 600V for input on the rear panel I The positive current input 20A for input on the rear panel I The negative current input 20A for input on the rear panel EXT1 The external 1 voltage input 10V for input on the rear panel EXT2 The external 2 vo...

Page 28: ... current skipping configuration 46 Setting up the skipping configuration for external 50 Setting up the VT ratio state 53 Setting up the CT ratio state 55 Setting up the power ratio state 57 Setting up the external sensor input terminal 59 Saving and loading the setup parameters 61 Setting up the D A output configuration 63 Setting up the hardcopy and log configuration 67 Setting up the MATH confi...

Page 29: ...Set voltage range 1 Press V Range button The V Range field turns to bluish 2 Use up and down arrow keys to select the desired range 3 Press Enter button to confirm your selection Available range Crest Factor is 3 AUTO 15V 30V 60V 150V 300V 600V Crest Factor is 6 6A AUTO 7 5V 15V 30V 75V 150V 300V Set current range 1 Press I Range button The I Range field turns to bluish ...

Page 30: ...o auto range automatically if input current exceeds 700mA Note When the measurement range is set manually if the range status icon lights in green means that the measured value meets the setting range On the contrary If the range status icon lights in red means that the measured value doesn t meet the best setting range In this case It is better to switch to other range to get more accurate measur...

Page 31: ...ge by 260 at CF 6A The Vpk or Ipk value of the input signal exceeds the current setting range by 300 at CF 3 The Vpk or Ipk value of the input signal exceeds the current setting range by 600 at CF 6 6A Range is shift down The range is shifted down when all of the following conditions are met Vrms or Irms is equal to or less than the measurement range by 30 at CF 3 6 6A Vrms or Irms is equal to or ...

Page 32: ...alue is within the current range of I Auto 20mA The measured Irms 27 194mA exceeds the I Auto 20mA by 130 so the range is shifted up to 50mA automatically The measured Irms 3 9994mA is less than 30 of the I Auto 20mA so the range is shifted down to 10mA automatically ...

Page 33: ... field 4 Use soft keys to select and confirm the desired option Option V Select the voltage of signals as synchronization source The SYNC V status icon for example on the display lights up in green when V is selected for sync source I Select the current of signals as synchronization source Off Select the entire interval of data updating period as synchronization source Default value V ...

Page 34: ... the desired option Option On Turn on the line filter function which is inserted into voltage and current measurement input circuits and affects voltage current as well as power measurements without high frequency components included within measured values The L F status icon on the display lights up in green Off Turn off the line filter function The cutoff frequency is 500Hz Default value Off ...

Page 35: ...ect and confirm the desired option Option On Turn on the frequency filter function which is inserted into frequency measurement input circuit and affects frequency measurements with high frequency components included within measured values The F F status icon on the display lights up in green Off Turn off the frequency filter function The cutoff frequency is 500Hz Default value Off ...

Page 36: ...t Factor field 4 Use soft keys to select and confirm the desired option Option 3 Crest Factor is 3 6 Crest Factor is 6 6A Crest Factor is 6A where input range of measurement range will be extended and greater than 6 This is practical for restraining from frequent range changes while measuring under auto range a distorted waveform Default value 3 ...

Page 37: ...r to the Auto Zero field 4 Use soft keys to select and confirm the desired option Option On Auto zero function is activated once per hour or when range is switched Off Auto zero function is only activated once when the range is switched The auto zero function is turned off when the integrator function is executed Default value Off ...

Page 38: ...he ratio of harmonic quantity of the 2nd through the upper limit 50th harmonic to the 1st harmonic The HRM I status icon for example on the display lights up in green when IEC is selected for harmonics CSA Calculate the ratio of harmonic quantity of the 2nd through the upper limit 50th harmonic to the 1st through the 50th harmonic Off Turn off the harmonic calculation function Default value IEC St...

Page 39: ...BASIC SETTING 39 6 Use soft keys to increase or decrease the order number Option 1 50 Set the upper limit of measured harmonic order within the range from 1 to 50 Default value 50 ...

Page 40: ...ys to toggle among pages for further options Option 0 1s 0 25s 0 5s 1s 2s 5s 10s 20s Measured value is updated in accordance with the designated time interval The Update 5s status icon for example on the display lights up in green when 5s option is selected Auto Data is only updated when a set period Time Out of the input waveform is detected Default value 0 25s Steps 5 When Auto is selected press...

Page 41: ...ct and confirm the desired option Option 1s 5s 10s 20s Time Out period acts like the time limit for detecting a period of the input waveform Default value 1s Note Time Out function is only available when Auto is selected for Data Update Rate ...

Page 42: ...or Data Update Rate 4 Use soft keys to select and confirm the desired option Option On All measured date will be stored to the internal memory by designated time interval for repeating the storage operation The STORE status icon for example on the display lights up in green when Measure Storage function is turn on Off Turn off the measure storage function Default value Off Steps 5 Press down arrow...

Page 43: ...es When data has been stored to all blocks Normal measure data can be stored 10000 blocks and Normal with Harmonic data can be stored 1000 blocks When the storage setting is set to Off while storage is in progress If you press the HOLD key to hold the display while storage is in progress the measurement operation and the storage interval time counter are held paused which causes the storage operat...

Page 44: ... the State field 5 Use soft keys to select and confirm the desired option Option On Turn Average function On for either Linear or Exponential averages of numeric data It is particularly practical for large changes in load or power of low input signal frequency Off Turn off Average function Default value Off Steps 6 Press down arrow key to move cursor to Type field ...

Page 45: ...t numeric data will be averaged exponentially Default value Linear Steps 8 Press down arrow key to move cursor to Count field 9 Use soft keys to select and confirm the desired option Option 8 16 32 64 It includes 8 16 32 and 64 for exponentially attenuation count and linearly average count The AVG 8 status icon for example on the display lights up in green when 8 is selected for average Default va...

Page 46: ...field 5 Use soft keys to select and confirm the desired option Option Menu When user is configuring range setting the measured data will Not be displayed Quick The measured data will be displayed simultaneously while measurement range is being switched by user This is practical for frequent switch of measurement range Default option Menu Steps 6 Press down arrow key to move cursor to Skipping Conf...

Page 47: ...red data loss which happens while ranges are switched Off Turn off the function Default option Off Steps 8 Press down arrow key to move cursor to each field of both V Range and I Range 9 Use soft keys to enable or disable the skipping function for each range Option On The box of range will be checked when the range is enabled for skipping function Off The range is disabled for skipping function ...

Page 48: ...e of peak over range happens in Auto range mode user is able to define a measurement range to switch to The available options for each mode are listed below When it is under CF3 mode for V Range Off 15V 30V 60V 150V 300V 600V When it is under CF6 6A mode for V Range Off 7 5V 15V 30V 75V 150V 300V When it is under CF3 mode for I Range Off 5mA 10mA 20mA 50mA 100mA 200mA 0 5A 1A 2A 5A 10A 20A When it...

Page 49: ...BASIC SETTING 49 Note The available options for Peak Over field are limited within the selected options from the V Range and I Range sections above ...

Page 50: ...ve cursor to Skipping Config field 5 Use soft keys to select and confirm the desired option Option On It is able is skip certain measurement range s that are not used by turning on this feature for external input It can reduce measured data loss which occurs while ranges are switched Off Turn off the function Default option Off Steps 6 Press ESC button 7 Press External soft key ...

Page 51: ... soft keys to enable or disable the skipping function for each range Option On The box of range will be checked when the range is enabled for skipping function Off The range is disabled for skipping function Default option Off Steps 11 Press down arrow key to move cursor to Peak Over field for External Sensor 1 or External Sensor 2 respectively ...

Page 52: ...1 Off 2 5V 5V 10V When it is under CF6 6A mode for External Sensor 1 Off 1 25V 2 5V 5V When it is under CF3 mode for External Sensor 2 Off 50mV 100mV 200mV 500mV 1V 2V When it is under CF6 6A mode for External Sensor 2 Off 25mV 50mV 100mV 250mV 0 5V 1V Default option Off Note The available external is based on which external sensor input is enabled beforehand Be aware that it requests to enable ei...

Page 53: ...ve cursor to the VT Ratio State field 5 Use soft keys to select and confirm the desired option Option On Turn on the VT Voltage Transformer ratio calculation function and the VT status icon on the display lights up in green Off Turn off the VT ratio calculation function Default option Off Steps 6 Press down arrow key to move cursor to Ratio field ...

Page 54: ...GPM 8310 User Manual 54 7 Use soft keys to increase or decrease coefficient of VT ratio Option The setting range for VT Ratio is from 0000 001 to 9999 999 Default value 0001 000 ...

Page 55: ...ve cursor to the CT Ratio State field 5 Use soft keys to select and confirm the desired option Option On Turn on the CT Current Transformer ratio calculation function and the CT status icon on the display lights up in green Off Turn off the CT ratio calculation function Default option Off Steps 6 Press down arrow key to move cursor to Ratio field ...

Page 56: ...GPM 8310 User Manual 56 7 Use soft keys to increase or decrease coefficient of CT ratio Option The setting range for CT Ratio is from 0000 001 to 9999 999 Default value 0001 000 ...

Page 57: ...y to move cursor to the Power Ratio State field 5 Use soft keys to select and confirm the desired option Option On Turn on the power ratio calculation function and the SF status icon on the display lights up in green Off Turn off the power ratio calculation function Default option Off Steps 6 Press down arrow key to move cursor to Ratio field ...

Page 58: ...GPM 8310 User Manual 58 7 Use soft keys to increase or decrease coefficient of power ratio Option The setting range for power ratio is from 0000 001 to 9999 999 Default value 0001 000 ...

Page 59: ...d option Option Ext1 Turn on the Ext1 terminal function that receives voltage up to 10V including shunts and clamps from external output current sensor for measurement and the EXT1 status icon on the display lights up in green Ext2 Almost identical with the Ext1 the Ext2 terminal receives up to 2V voltage and the EXT2 status icon on the display lights up in green when it is enabled Off Turn off th...

Page 60: ...eld 7 Use soft keys to increase or decrease the conversion ratio of either Ext1 or Ext2 Option The setting range for both Ext1 and Ext2 is from 0000 001 to 9999 999 Default value Ext1 0001 000 Ext2 0010 000 Note In order to enable range skipping configuration for external page 50 it is required to enable external input function first ...

Page 61: ...er button 5 Press down arrow key to move cursor to the Type field 6 Use soft keys to select and confirm the desired action Option Save Select Save to store setup parameters into the internal memory Load Select Load to recall setup parameters back from the internal memory Default option Save Steps 7 Press down arrow key to move cursor to File field ...

Page 62: ...irm the Save or Load action Option 1 4 There are 4 sets of internal memories for saving and loading setup parameters The State field below indicates the status of selected memory set Free represents the set is empty without saved parameters whereas Saved indicates the set has been stored with setup parameters Default option 1 ...

Page 63: ...ss Page 1 2 soft key 3 Press D A soft key 4 Press Enter button Note Since the DA4 connector is an optional accessory if it is not available on your unit the D A soft key will be disabled in grey color as the figure below shown 5 Press down arrow key to move cursor to the Default Mode field ...

Page 64: ...efault setting of Normal mode as follows Normal Mode Default value CH1 V CH2 I CH3 P CH4 VHz Integrator The D A output parameters for each channel will be changed to the default setting of Integrator mode as follows Integrator Mode Default value CH1 P CH2 WP CH3 q CH4 VHz Default option Normal Steps 7 Press down arrow key to move cursor to Rated Integrator field ...

Page 65: ...The setting range for time of rated integrator is from 0000 00 00 to 9999 59 59 When the time is set 0000 00 00 D A output value will be 0V Default value 0001 00 00 Steps 9 Press down arrow key to move cursor to CH1 CH2 CH3 CH4 field respectively 10 Use soft keys to select and confirm desired option Press More soft key to toggle among pages for options Option It is available to designate the follo...

Page 66: ... Reactive power PF Power factor DEG Phase angle VHz Voltage frequency IHz Current frequency VpK Voltage peak IpK Current peak WP Total watt hour WP Positive watt hour WP Negative watt hour q Total ampere hour q Positive ampere hour q Negative ampere hour Off 0V D A Output ...

Page 67: ...ter button 5 Press down arrow key to move cursor to the Type field 6 Use soft keys to select and confirm the desired option Option Capture Select Capture to save screenshot file into the inserted USB disk Log Select Log to save data log file into the inserted USB disk Default option Capture Steps 7 Press down arrow key to move cursor to Overwrite field ...

Page 68: ...n Option On Turn on overwrite function so that the existed file within the USB disk will be overwritten when saving action is executed Off By turning off overwrite function a new saved file will be created and saved into the USB disk when executing saving action Default option Off ...

Page 69: ...tion field 6 Use soft keys to select and confirm the desired option Option A B A B A B A B A B2 A2 B Up to 6 computations A B A B A B A B A2 B A B2 which are based on the four elementary arithmetic addition subtraction multiplication and division can be executed by GPM 8310 with 2 select items out of 5 variables V I P VA VAR The result of computation will be a value without unit Default option A B...

Page 70: ...ual 70 Steps 7 Press down arrow key to move cursor to Item A field 8 Use soft keys to select and confirm the desired option Option V Voltage I Current P Active power VA Apparent power VAR Reactive power Default option V ...

Page 71: ...71 Steps 9 Press down arrow key to move cursor to Item B field 10 Use soft keys to select and confirm the desired option Option V Voltage I Current P Active power VA Apparent power VAR Reactive power Default option I ...

Page 72: ...ys on the front panel to select System function key 2 Press Enter button to Enter SYSTEM INFORMATION screen where detailed information including Model Serial Number MCU FPGA Version and MAC Address of the unit is displayed 3 Press Enter button 4 Press down arrow key to move cursor to Calibration Password field ...

Page 73: ... button twice to enter the Calibration page Default option 99999 Note Refer to qualified technician and service manual for the calibration procedure System configuration screen Steps 1 Use left and right arrow keys on the front panel to select System function key 2 Press Enter button to Enter SYSTEM INFORMATION screen ...

Page 74: ...GPM 8310 User Manual 74 3 Press Config soft key to Enter SYSTEM CONFIG setting screen ...

Page 75: ...Enter button 2 Press down arrow key to move cursor to Power On Status Setup field 3 Use soft keys to select and confirm the desired option Option Previous The status of unit on powering on is set to the status before the last shutdown Default The status of unit on powering on is set to the factory default status Default value Default ...

Page 76: ...EM CONFIG setting screen Steps 1 Press Enter button 2 Press down arrow key to move cursor to Brightness field 3 Use soft keys to increase or decrease the brightness level Option 1 10 The display is the darkest when set to 1 On the contrary it turns out the brightest when set to 10 Default option 7 ...

Page 77: ...Press Enter button 2 Press down arrow key to move cursor to Key Sound field 3 Use soft keys to select and confirm the desired option Option On A short sound is heard from speaker of unit when pressing the keys on the front panel Off No sound from speaker of unit when pressing the keys on the front panel Default option Off ...

Page 78: ...ting screen Steps 1 Press Enter button 2 Press down arrow key to move cursor to I O Model field 3 Use soft keys to select and confirm the desired option Option RS232 If interface is set to RS232 the Baud Rate and the Terminator fields can be selected For details about configuring RS 232 interface please see page 138 ...

Page 79: ... see page 137 GPIB If interface is set to GPIB the GPIB Address can be selected from 1 to 30 Please see page 140 for details LAN If interface is set to LAN the IP model is can be selected from Manual and DHCP For details about configuring LAN interface please see page 142 ...

Page 80: ...en 2 Press Enter button 3 Press down arrow key to move cursor to Type field 4 Use soft keys to select and confirm the desired option Option Default The return message in remote control returns the default manufacturer model number serial number among other info User User defined manufacturer model number and so forth will be returned for remote control mode Default value Default ...

Page 81: ...s 86 Other functions 88 Introduction to other functions 88 Integration measurement function 91 Setting up Integrator measurement 91 Introduction to integrator parameters 97 Using the integrator function 100 Graph measurement function 103 Setting up waveform graph measurement 103 Setting up waveform graph parameter 111 Setting up Harmonics bar graph measurement 114 Setting up Harmonics list graph m...

Page 82: ...ut impedance of the device is 2MΩ the maximum input voltage is 600Vrms There are 2 sets of internal resistance Shunt 500mΩ and 5mΩ respectively Also there are 2 external current input terminals EXT1 EXT2 The maximum input current is 20Arms The device will issue a warning sound when the input voltage and current exceed 850 Vrms or 28 5Arms Introduction to measurement parameters Parameter name Displ...

Page 83: ... Peak V pk V pk Current Peak I pk I pk Active Power Peak P pk P pk Total Harmonic Distortion THDI THDV Crest factor CFV CFI Mathematical Computation MATH Maximum Current Ratio Crest Factor CFI Power Factor MCR Setting measurement parameters Steps 1 Use left and right arrow keys on the front panel to select Parameter function key ...

Page 84: ...GPM 8310 User Manual 84 2 Press Enter button The 1st measurement parameter will be highlighted in green 3 Press up down left and right arrow keys to select other desired measurement parameter ...

Page 85: ...ollowed by using up and down arrow keys to switch display options for the selected measurement parameter 5 User is able to apply the previous same process for each measurement parameter There are up to 2 major and 8 minor measurement parameters to be switched ...

Page 86: ... 86 Changing the standard and simple display modes Steps 1 In the standard display mode use left and right arrow keys on the front panel to select Enlarge function key 2 Press Enter button to switch display to simple mode ...

Page 87: ...EMENT AND OTHER FUNCTIONS 87 The simple mode covers 4 major measurement parameters deriving from the top 4 parameters of standard mode as shown below 3 Press ESC button to return back to original display mode ...

Page 88: ...GPM 8310 User Manual 88 Other functions Introduction to other functions Max Hold KeyLock Display Hold Mode Function name Button Description ...

Page 89: ...ng parameters are available for MAX Hold function V I P S Q V pk V pk I pk I pk P pk and P pk Enter This button is used to select function or confirm selection Hold When the Hold button is pressed the Hold status icon will light in red in the LCD display to indicate that this function is activated To deactivate this function press this button again When the Hold function is activated the displayed...

Page 90: ... used as lock key of keypad Mode Press the Mode button to select measurement mode There are 4 measurement modes AC DC Displays all the components of measurement signal DC Displays the DC part of the measurement signal AC Displays the AC part of the measurement signal V MEAN Displays the voltage rectified as a mean value that is calibrated to RMS value The value is same with those obtained from RMS...

Page 91: ...IONS 91 Integration measurement function Setting up Integrator measurement Steps 1 Use left and right arrow keys on the front panel to select Integrator function key 2 Press Enter button to enter the integrator measurement screen ...

Page 92: ...GPM 8310 User Manual 92 3 Press right arrow key to move cursor to Set key Select integrator measurement mode 4 Press Enter button to enter integrator measurement setting screen ...

Page 93: ...in to confirm your selection If you select Manual mode the Set time become disable and displayed in gray If you select Standard or Continuous mode you need to set integrator measurement time before using integrator function It can be set from 1 second to 9999 hours 59 minutes and 59 seconds Note When the Set Time is zero neither Standard mode nor Continuous mode can be executed ...

Page 94: ... 6 Press down arrow key to move to Function field in the integrator measurement setting screen 7 Press Enter button to enter Function field Use up and down arrow keys to toggle between Ampere Hours and Watt Hours Press Enter button again to confirm your selection ...

Page 95: ...e in the bottom half section will be displayed in q If you select Watt Hours the measured value in the bottom half section will be displayed in WP Select integrator measurement parameter 8 Press down arrow key to move to the bottom half section where measured values are displayed ...

Page 96: ...meter followed by using up and down arrow keys to switch to preferred measurement parameter Press Enter button again to confirm the selection Press left or right arrow keys to move to the 2nd minor parameter followed by using the steps above to select a preferred parameter ...

Page 97: ...measurement will be running constantly till Stop button is pressed by user Continuous Partly identical with the Standard mode the integrator measurement runs for a cycle of the Set Time and repeats the cycle indefinitely until Stop button is pressed by user Function Watt Hours WP Total power WP Positive total power WP Negative total power P avg Average power Ampere Hours q Total mAh q Positive tot...

Page 98: ... set It can be set from 1 second to 9999 hours 59 minutes and 59 seconds State Running Integrator measurement is in progress Stop Integrator measurement has been stopped manually Timeout The time for running integrator measurement is up Reset The integrator measurement status is cleared ...

Page 99: ...age Vdc DC voltage Vac AC voltage Vrms AC DC voltage Vmn Voltage mean Current Idc DC current Iac AC current Irms AC DC current For Ampere Hours Total mAh q Positive total mAh q Negative total mAh q Average Current q avg Voltage Vdc DC voltage Vac AC voltage Vrms AC DC voltage Vmn Voltage mean Current Idc DC current Iac AC current Irms AC DC current ...

Page 100: ...n Manual mode 1 In manual mode you can directly press the Start button in the front panel to start integrator function 2 To stop integration function press the Stop button in the front panel 3 Press the Reset button in the front panel to clear integrator ...

Page 101: ...ng the test time will increase until the setting integrator measurement time Continuous mode 1 Set integrator measurement time before using integrator function 2 Other steps are same as running in manual mode When integrator performing the test time will increase until the setting integrator measurement time a cycle and repeat the cycle indefinitely until the Stop button is pressed by user ...

Page 102: ...press Enter button to switch back to integration measurement screen In the integration process you can Not change measurement range and enter system to set measurement parameters In the integration process if the voltage or current measurement value exceeds the measured value will display in red However it will not turn out red color when Auto Range is activated ...

Page 103: ...hs in a friendly user interface It is available under the graph mode to adjust both voltage and current ranges in real time and change the display modes along with relevant parameters with ease Setting up waveform graph measurement Steps 1 Use left and right arrow keys on the front panel to select Graph function key 2 Press Enter button to enter the Waveform graph display screen in which the measu...

Page 104: ...move cursor to Set key Select waveform display mode 4 Press Enter button to enter waveform setting section 5 Press Enter button to enter Display field Use up and down arrow keys to toggle between options Press Enter button again to confirm your selection ...

Page 105: ...ed in waveforms of different colors V yellow I red within the waveform chart V Only the measured voltage in the waveform of yellow color is displayed within the chart I Only the measured current in the waveform of red color is displayed within the chart P Only the measured power in the waveform of green color is displayed within the chart Default option V I P Select waveform display time division ...

Page 106: ...ts allow user to customize a preferred waveform graph display In theory shorter the measured period smaller the time unit is fitting In contrast longer the measured period greater the time unit is suitable Select a proper option per varied measurements Default option 5ms Note The available options for Time Div vary per set Update Time Refer to page 109 for correlations Select waveform display sync...

Page 107: ...irm your selection Option V Select the voltage of signals as synchronization source I Select the current of signals as synchronization source Off Select the entire interval of data updating period as synchronization source Default option V Select waveform display zoom magnification 10 Press right arrow key to move to Zoom V field in the waveform setting section ...

Page 108: ...1 2 3 The varied zoom magnifications allow user to customize a preferred waveform graph display In theory narrower the measured value greater the zoom magnification is suitable In contrast wider the measured value smaller the zoom magnification is fitting The 1 stands for the standard magnification and the 3 represents the highest zoom magnification Default option 1 Zoom 1 Zoom 3 ...

Page 109: ...nt is beyond the limit which varies per set Time Div the warning message in the upper right corner will be shown to alarm user as the figures below F_V_O Frequency Voltage Over F_I_O Frequency Current Over F_V_I_O Frequency Voltage Current Over Correlation of Limit Frequency Time Div and Update Time ...

Page 110: ... available Frequency is up to 50Hz When Update Time is set 0 1s the range of Time Div is from 25us to 5ms and the available Frequency is up to 10kHz Note The maximum frequency for Graph mode is up to10kHz When the measured frequency of either voltage VHz or current IHz surpasses the available frequency which is based on the set Time Div the warning message will be shown accordingly ...

Page 111: ...tting up waveform graph parameter Steps 1 Use left and right arrow keys on the front panel to select Graph function key 2 Press Enter button to enter the Waveform graph display screen 3 Press right arrow key to move cursor to Parameter key ...

Page 112: ...er button to enter the 1st parameter Use up and down arrow keys to toggle between options Press Enter button again to confirm your selection 6 Press down arrow key to move cursor to the 2nd parameter and repeat the above steps to set up Also repeat the same steps for the 3rd and 4th parameters ...

Page 113: ... VA Reactive power VAR Power Factor PF Phase Angle DEG Frequency IHz VHz Voltage Peak V pk V pk Current Peak I pk I pk Active Power Peak P pk P pk Total Harmonic Distortion THDI THDV Crest factor CFV CFI Mathematical Computation MATH Maximum Current Ratio MCR Default option Default options are based on the Parameter settings from the standard display mode ...

Page 114: ... User Manual 114 Setting up Harmonics bar graph measurement Steps 1 Use left and right arrow keys on the front panel to select Graph function key 2 Press Enter button to enter the Waveform graph display screen ...

Page 115: ... button to enter Harmonics bar graph display screen where measured values of each harmonic order are shown in the histogram like bar display 4 Press right arrow key to move cursor to Set key 5 Press Enter button to enter harmonics bar setting section ...

Page 116: ...selection Option V The THDV measured factor will be displayed in the right side section in yellow and also shown in the left side bar graph I The THDI measured factor will be displayed in the right side section in yellow and also shown in the left side bar graph Default option V Select harmonics display order number 7 Press down arrow key to move to Order No field in the harmonics setting section ...

Page 117: ...n Option 1 50 Select a measured harmonic order with related values to be displayed in both the right side section in green and the left side bar graph Note that the upper limit of order number is relevant to the Harmonics setting page 38 Default option 1 Setting up Harmonics list graph measurement Steps 1 Use left and right arrow keys on the front panel to select Graph function key ...

Page 118: ...PM 8310 User Manual 118 2 Press Enter button to enter the Waveform graph display screen 3 Press Enter button to enter Harmonics bar graph display screen 4 Press right arrow key to move cursor to List key ...

Page 119: ...rmonics list 6 Press right and left arrow keys to move cursor to Up and Down keys Press Enter button for Up and Down keys individually to flip over pages of the harmonics list in which relevant values of each order of harmonics are well displayed See the section below for descriptions of each item within the list ...

Page 120: ... harmonic order V Hdf Voltage harmonic distortion factor of the harmonic order I Hdf Current harmonic distortion factor of the harmonic order P Hdf Power harmonic distortion factor of the harmonic order V The phase difference between the fundamental voltage and the voltage of the harmonic order I The phase difference between the fundamental current and the current of the harmonic order ...

Page 121: ...RNING CURRENT V VOLTAGE V 600VMAX EXT1 EXT2 LAN RS232 GPIB Digital IO DA4 SER NO LABEL BEFORE OPENING 10V MAX 2V MAX Digital I O DA4 Overview 122 External Remote Control 124 DA4 Output Function 125 User 4094 Mode 130 User Mode IO Output Mode 131 User Mode Switch Mode LED 132 User Mode Switch Mode Relay 133 4094 Mode 134 ...

Page 122: ...or on the rear panel to control the instrument remotely and produce D A output By providing separate VCC power for the terminal the outputs can also be used as a power source for TTL and CMOS circuits Pin Assignment Connector type SCSI 26 pin female Pin No Signal Name Pin No Signal Name 1 Digital GND 14 Ext Trigger In 2 Ext Hold In 15 Ext Stop In 3 Ext Start In 16 Integ Busy Out 4 Ext Reset In 17 ...

Page 123: ...ol input pins Also do not short the output pins or apply external voltage to them If you do the instrument may malfunction 2 Do not short the D A output terminal or apply external voltage to it If you do the instrument may malfunction 3 When connecting the D A output to another device do not connect the wrong signal pin Doing so may damage this instrument or the connected instrument 4 Pin17 VCC ou...

Page 124: ...erform single measurements and start stop and reset integration Remote Control IO Circuit Input diagram Output diagram Pulse width timing Start Stop Reset hold Trigger Integ Busy Out Note The Integ Busy output signal is set to low level during integration Use this signal when you are observing integration ...

Page 125: ...Output Format You can select a preconfigured output format or configure your own original format Preconfigured Format Normal Integrator Ch1 V P Ch2 I WP Ch3 P q Ch4 VHz VHz Rated Integration Time In the D A output of integrated values 5 0 V FS represents the integrated value when the rated range value is applied for the rated integration time The default setting is 1 00 00 1 h 0 min 0 s If you set...

Page 126: ...he D A output range mode is Fixed the D A output voltage will fluctuate between 2 0V and 3 0V When you want to observe the fluctuations more closely you can use the D A zoom feature If you set the D A output range mode to Manual and set the minimum value to 0 4 and the maximum value to 0 6 the instrument will produce 5V when the measured current value is 0 4A and 5V when the measured current value...

Page 127: ... Relationship between Output Items and D A Output Voltage Frequency Integrator Other Examples of D A Output Voltage When the voltage range is set to 150 V and measurement value is 100 V the output is 100 V 150 V 5V 3 3 V ...

Page 128: ... range is 150 V 1A 150 W In manual integration mode when the rated integration time is set to 1 hour the rated electrical energy value is 150 W 1 h 150 Wh If you perform integration for 1 hour and the measured electrical energy is 150 W the D A output one hour after integration start is 5 V Note 1 The range between 5 to 7 V and 5 to 7 V is not output for λ and Φ When an error occurs the output is ...

Page 129: ...re 0 1Hz 0V 110kHz 7 5V IHz X Base_Hz 5V Vpk X V_range CF 5V peak Take the absolute value and output on the basis of the greater value CF Crest Factor 3 or 6 Ipk X I_range CF 5V WP X V_range I_range 5V 3600 DA_Time DA_Time Refer to Setup D A Rated Integrator for details WP X V_range I_range 5V 3600 DA_Time WP X V_range I_range 5V 3600 DA_Time q X I_range 5V 3600 DA_Time q X I_range 5V 3600 DA_Time...

Page 130: ...ace Likewise this mode can only be enabled or disabled via remote control Please see the digital I O commands on page 160 for full usage details Digital IO wiring diagram Pin 6 7 18 19 Related Commands AOUTput DIGital MODE AOUTput DIGital MODE IO 4094 AOUTput DIGital SETup For User Mode AOUTput DIGital OUTPut For 4094 Mode ...

Page 131: ...eously Refer to the following introductions along with diagrams for more details Please see the digital I O commands on page 160 for full usage details Related Commands AOUT DIG MODE IO switch to IO mode AOUT DIG SET 0 1 1 0 OUT1 Pin18 0V OUT2 Pin6 5V OUT3 Pin19 5V OUT4 Pin7 0V Pin Diagram Use the built in power supply Use in conjunction with the logic gate ...

Page 132: ...ously Refer to the following introductions along with diagrams for more details Please see the digital I O commands on page 160 for full usage details Related Commands AOUT DIG MODE IO switch to IO mode AOUT DIG SET 1 0 0 1 OUT1 Pin18 LED OFF OUT2 Pin6 LED ON OUT3 Pin19 LED ON OUT4 Pin7 LED OFF Pin Diagram Use the built in power supply Use the external power ...

Page 133: ...ong with diagrams for more details Please see the digital I O commands on page 160 for full usage details Related Commands AOUT DIG MODE IO switch to IO mode AOUT DIG SET 1 0 1 0 OUT1 Pin18 RELAY ON OUT2 Pin6 RELAY OFF OUT3 Pin19 RELAY ON OUT4 Pin7 RELAY OFF Pin Diagram Use the built in power supply which provides the power of maximum 100mA Use the external power 5 24V Maximum Ids of each channel ...

Page 134: ...ltaneously if putting two 4094 in series Refer to the following introductions along with diagrams for more details Please see the digital I O commands on page 160 for full usage details Related Commands AOUT DIG MODE 4094 switch to 4094 mode 4094 x 1 8 Pin AOUT DIG OUTP 10 1 4094 Output Out1 Out8 01010000 4094 x 2 16 Pin AOUT DIG OUTP 22 0 AOUT DIG OUTP 88 1 4094 Output Out1 Out8 01101000 Out9 Out...

Page 135: ...DIGITAL I O DA4 135 Pin Diagram Use the built in power supply Use the external power Method of series ...

Page 136: ...ased remote control For a command list refer to the Command Overview chapter on page 145 Configure Remote Control Interface 137 Configure USB Interface 137 Configure RS232 Interface 138 Configure GPIB Interface 140 Configure LAN Interface 142 Configure EOL Character 144 Return to Local Control 144 ...

Page 137: ...all the appropriate CDC USB driver included on the User Manual CD Background Continue the following setting from SYSTEM CONFIG setting screen Steps 1 Press Enter button 2 Press down arrow key to move cursor to I O Model field 3 Use soft keys to select and confirm the USB option USB Configuration PC connector Type A host GPM 8310 connector Rear panel Type B slave Speed 1 1 2 0 full speed high speed...

Page 138: ...g screen Steps 1 Press Enter button 2 Press down arrow key to move cursor to I O Model field 3 Use soft keys to select and confirm the RS232 option 4 Press down arrow key to move cursor to Baud Rate field 5 Use soft keys to select and confirm the Baud Rate option Option 9600 19200 38400 57600 115200 Default value 9600 ...

Page 139: ...r return message Default value CR LF RS232 Configuration Selectable Baud rate 9600 19200 38400 57600 115200 Parity None Hardware flow control Off Data Bits 8 Stop bit 1 RS232 Pin Assignments Pin 2 RxD Pin 3 TxD Pin 5 GND Pin 1 4 6 9 No Connection 12 34 5 6789 PC Connection Use a Null Modem connection as shown in the diagram below GPM 8310 PC RxD Pin2 RxD Pin2 GND Pin5 GND Pin5 TxD Pin3 TxD Pin3 ...

Page 140: ... screen Steps 1 Press Enter button 2 Press down arrow key to move cursor to I O Model field 3 Use soft keys to select and confirm the GPIB option 4 Press down arrow key to move cursor to GPIB Address field 5 Use soft keys to increase or decrease to a target GPIB Address Option The range of GPIB Address is from 1 to 30 ...

Page 141: ...l 1 Data I O 1 13 Data I O 5 2 Data I O 2 14 Data I O 6 3 Data I O 3 15 Data I O 7 4 Data I O 4 16 Data I O 8 5 EOI 17 REN 6 DAV 18 Ground DAV 7 NRFD 19 Ground NRFD 8 NDAC 20 Ground NDAC 9 IFC 21 Ground IFC 10 SRQ 22 Ground SRQ 11 ATN 23 Ground ATN 12 SHIELD Ground 24 Single GND ...

Page 142: ...creen Steps 1 Press Enter button 2 Press down arrow key to move cursor to I O Model field 3 Use soft keys to select and confirm the LAN option 4 Press down arrow key to move cursor to IP Model field 5 Use soft keys to select and confirm the desired option Option Manual Set up IP Address Subnet mask and Gateway manually ...

Page 143: ...ter of Socket Port Option The range of Socket Port is from 00000 to 65535 Default option 00023 Steps 8 When selecting Manual for IP Model press down arrow key to move cursor to IP Address Subnet Mask and Gateway fields individually 9 Use soft keys to increase or decrease the parameters of IP Address Subnet Mask and Gateway fields individually Default option IP Address 192 168 0 100 Subnet Mask 255...

Page 144: ...an be received from the PC include CR LF LF CR CR or LF The most common EOL character is CR LF Return to Local Control Background When the unit is in remote control mode the RMT icon above the main display can be seen When this icon is not displayed it indicates that the unit is in local control mode Procedure 1 Press the Local key when in remote mode 2 The unit will go back into local mode and th...

Page 145: ...d Commands for Programmable Instruments commands follow a tree like structure organized into nodes Each level of the command tree is a node Each keyword in a SCPI command represents each node in the command tree Each keyword node of a SCPI command is separated by a colon For example the diagram below shows an SCPI sub structure and a command example ACDC DC AC INPut MODE DC MODE INPut Command Type...

Page 146: ...r long form in lower case The commands can be written either in capitals or lower case just so long as the short or long forms are complete An incomplete command will not be recognized Below are examples of correctly written commands Long form INPut SYNChronize VOLTage COMMunicate HEADer ON Short form INP SYNC VOLT COMM HEAD ON Square Brackets Commands that contain square brackets indicate that th...

Page 147: ...ng to the lowest value This parameter can be used in place of any numerical parameter where indicated For queries it will return the lowest possible value allowed for the particular setting MAX Optional parameter For commands this will set the setting to the highest value This parameter can be used in place of any numerical parameter where indicated For queries it will return the highest possible ...

Page 148: ...GPM 8310 User Manual 148 CR LF The most common EOL character is CR LF Message Separator EOL or semicolon Command Separator ...

Page 149: ...Mal RATE x 159 AOUTput DIGital MODE 160 AOUTput DIGital OUTPut 160 AOUTput DIGital SETup 161 COMMunciate Commands COMMunicate 162 COMMunicate HEADer 162 COMMunicate LOCKout 163 COMMunicate REMote 163 COMMunicate STATus 164 COMMunicate VERBose 164 DISPlay Commands DISPlay 166 DISPlay NORMal 166 DISPlay NORMal ITEM x 166 DISPlay INTegrate ITEM x 168 DISPlay PAGE 169 HARMonics Command HARMonics 170 H...

Page 150: ...Put CURRent CONFig 180 INPut CURRent POJump 180 INPut CURRent EXTSensor CONFig x 181 INPut CURRent EXTSensor POJump x 181 INPut CURRent SRATio ELEMent1 x 182 INPut RCONfig 183 INPut SCALing 183 INPut SCALing STATe 183 INPut SCALing VT CT SFACtor ELEMent x 184 INPut SYNChronize 184 INPut FILTer 185 INPut FILTer LINE 185 INPut FILTer FREQuency 185 INPut POVer 186 INPut CRANge 186 INPut ZERO 187 INTE...

Page 151: ... NUMeric NORMal ITEM x 198 NUMeric NORMal PRESet 202 NUMeric NORMal CLEar 204 NUMeric NORMal DELete 204 NUMeric NORMal HEADer 205 NUMeric LIST 205 NUMeric LIST VALue 206 NUMeric LIST NUMber 206 NUMeric LIST ORDer 207 NUMeric LIST SELect 207 NUMeric LIST ITEM x 208 NUMeric LIST PRESet 209 NUMeric LIST CLEar 210 NUMeric LIST DELete 210 NUMeric HOLD 211 RATE commands RATE 213 RATE AUTO 213 RATE AUTO ...

Page 152: ...able 220 STATus QMESsage 220 STORe commands STORe 222 STORe STATe 222 STORe INTerval 222 STORe PANel 223 SYSTem commands SYSTem 224 SYSTem BRIGhtness 224 SYSTem COMMunicate COMMand 224 SYSTem COMMunicate ETHernet MACaddress 225 SYSTem FIRMware DATE 225 SYSTem KLOCk 226 SYSTem MODel 226 SYSTem RESolution 227 SYSTem SERial 227 SYSTem VERsion FIRMware 227 ...

Page 153: ...tion Clears the standard event status register extended event status register and error queue Syntax CLS ESE Description Sets or returns the ESER Event Status Enable Register contents Syntax Query Syntax ESE NR1 ESE Parameter Return parameter NR1 0 255 Example ESE 65 Set the ESER to 01000001 ESE 130 ESER 10000010 Set Set Query ...

Page 154: ...erial number and system version of the instrument Query Syntax IDN Return parameter String Example IDN GWInstek GPM 8310 GXXXXXXXX V1 00 OPC Description Sets or returns the operation complete bit bit0 in SERS Standard Event Status Register when all pending operations are completed Syntax Query Syntax OPC OPC Return parameter NR1 0 Operation isn t completed NR1 1 Operation is completed Example OPC ...

Page 155: ...nsor 1 2 5V 5V 10V EX2 External Sensor 2 50mV 100mV 200mV 500mV 1V 2V G5 Harmonic measurement DA4 4 channel D A output Example OPT C1 C2 C3 C7 EX1 EX2 G5 DA4 RST Description Initializes the settings Syntax RST SRE Description Sets or returns SRER Service Request Enable Register Syntax SRE NR1 Query Syntax SRE Parameter Return parameter NR1 0 255 Query Set Set Query ...

Page 156: ...11 SRE 3 SRER 00000011 STB Description Returns the SBR Status Byte Register contents Query Syntax STB Return parameter NR1 0 255 Example STB 34 SBR 00100010 TRG Description Executes single measurement the same operation as when Trigger is pressed Syntax TRG Query Set ...

Page 157: ...NORMal RATE x 159 AOUTput DIGital MODE 160 AOUTput DIGital OUTPut 160 AOUTput DIGital SETup 161 AOUTput Description Returns all D A output settings Query Syntax AOUTput Return parameter String AOUTput NORMal CHANnel x Description Sets or returns a D A output item Syntax AOUTput NORMal CHANnel X Function Element Query Syntax AOUTput NORMal CHANnel X Query Set Query ...

Page 158: ...AOUTput NORMal IRTime Description Sets or returns the rated integration time that is used in the D A output of the integrated value Syntax AOUTput NORMal IRTime NRf NRf NRf Query Syntax AOUTput NORMal IRTime Parameter Return parameter 1st NRf 2nd NRf 3rd NRf 0 9999 hour 0 59 minute 0 59 second Example AOUTPUT NORMAL IRTIME 1 1 10 AOUTPUT NORMAL IRTIME AOUTPUT NORMAL IRTIME 1 1 10 AOUTput NORMal MO...

Page 159: ... A output can be set to any values of your choice This enables the D A output to be expanded or reduced for each channel D A zoom AOUTput NORMal PRESet Description Sets the D A output items to their default values Syntax AOUTput NORMal PRESet NORMal INTEGrate Parameter NORMal INTEGrate Sets CH1 U CH2 I CH3 P CH4 FU Sets CH1 P CH2 WH CH3 AH CH4 FU Example AOUTPUT NORAML PRESET NORMAL AOUTput NORMal...

Page 160: ...ut operation AOUTput DIGital MODE Description Sets the application mode of digital I O Remote Control Only For details refer to page 130 Syntax AOUTput DIGital MODE IO 4094 Query Syntax AOUTput DIGital MODE Parameter Return parameter IO 4094 Sets the digital I O to IO mode Sets the digital I O to 4094 serial to parallel mode Example AOUTPUT DIGITAL MODE IO AOUTPUT DIGITAL MODE AOUTPUT DIGITAL MODE...

Page 161: ...UTPUT 10 1 AOUTput DIGital SETup Description When the IO mode is selected for digital I O make use of this command to set output status Syntax AOUTput DIGital SETup Boolean Parameter Boolean 0 1 OUT1 OUT2 OUT3 OOUT4 Example AOUTPUT DIGITAL MODE IO AOUTPUT DIGITAL SETUP 0 1 0 1 Sets OUT1 to low OUT2 to high OUT3 to low OUT4 to high Set ...

Page 162: ...cation settings Query Syntax COMMunicate Return parameter String COMMunicate HEADer Description Sets or returns whether headers are attached to query responses Syntax COMMunicate HEADer Boolean OFF ON Query Syntax COMMunicate HEADer Parameter Boolean 0 OFF Boolean 1 ON Return parameter 0 Returns without a header 1 Returns with a header Example COMMUNICATE HEADER ON COMMUNICATE HEADER COMMUNICATE H...

Page 163: ...out Boolean OFF ON Query Syntax COMMunicate LOCKout Parameter Boolean 0 OFF Boolean 1 ON Return parameter 0 Disable the local key 1 Enable the local key Example COMMUNICATE LOCKOUT ON COMMUNICATE LOCKOUT COMMUNICATE LOCKOUT 1 COMMunicate REMote Description Sets or returns the GPM 8310 series to remote or local mode ON is remote mode Syntax COMMunicate REMote Boolean OFF ON Query Syntax COMMunicate...

Page 164: ...TATus Return parameter each status bit Bit 0 Bit 1 Parity error Framing error Bit 2 Bit 3 and higher Noise error Break character detection Always zero Example COMMUNICATE STATUS 0 Note When an event occurs the corresponding bit is set in the status When the bit is read it is cleared Zero is returned for interfaces other than RS 232 COMMunicate VERBose Description Sets or returns whether the respon...

Page 165: ...N Return parameter 0 Turn the verbose function off 1 Turn the verbose function on Example COMMUNICATE VERBOSE ON COMMUNICATE VERBOSE COMMUNICATE VERBOSE 1 Note Example of a response fully spelled out INPUT VOLTAGE RANGE 150 0E 00 Example of a response in abbreviated form VOLT RANG 150 0E 00 ...

Page 166: ...uery Syntax DISPlay Return parameter String DISPlay NORMal Description Returns all normal measurement data display settings Query Syntax DISPlay NORMal Return parameter String DISPlay NORMal ITEM x Description Sets or returns a normal measurement data display item Refer to page 82 for details Syntax DISPlay NORMal ITEM x Function Element Query Syntax DISPlay NORMal ITEM x Query Query Set Query ...

Page 167: ...TEM1 U 1 Function Function GPM 8310 Indicator U Voltage U V UPPeak Maximum voltage U pk V pk UMPeak Minimum voltage U pk V pk I Current I I IPPeak Maximum current I pk I pk IMPeak Minimum current I pk I pk P Active power P P PPPeak Maximum power P pk P pk PMPeak Minimum power P pk P pk S Apparent power S VA Q Reactive power Q VAR LAMBda Power factor λ PF CFU Voltage factor λ CFV CFI Current factor...

Page 168: ...INTegrate ITEM x Parameter Return parameter x 1 to 2 display Function Element WHP WHM WHAVG AHP AHM AH AVG U I 1 If Element is omitted the element is set to 1 For the GPM 8310 only set to 1 or omitted Example DISPLAY INTEGRATE ITEM1 WHP 1 DISPLAY INTEGRATE ITEM1 DISPLAY INTEGRATE ITEM1 WHP 1 Function Function GPM 8310 Indicator WHP Positive watt hour WP WP WHM Positive watt hour WP WP WHAVG Averag...

Page 169: ...ISPlay PAGE Parameter Return parameter Function MEASurement ENLArge INTEgrator SYSTem_INFO SYSTem_CONFig SETUp AVERage VA_RANGe_CONFig EXT_RAN Ge_CONFig RATIo EXTernal SAVE_LOAD OPTIon_DA GRAPh HARMonic_GRAPh HARMonic_LIST_GRAPh HARDCOPY SC PI MATH Example DISPLAY PAGE MEASUREMENT DISPLAY PAGE DISPLAY PAGE MEASUREMENT Set Query ...

Page 170: ... all harmonic measurement settings Query Syntax HARMonics Return parameter String HARMonics DISPlay Description Returns all harmonic measurement display settings Query Syntax HARMonics DISPlay Return parameter String HARMonics DISPlay STATe Description Sets or returns the on off state of harmonic measurement data display Syntax HARMonics DISPlay STATe Boolean OFF ON Query Syntax HARMonics DISPlay ...

Page 171: ...for the harmonic measurement data display Syntax HARMonics DISPlay ORDer NR1 Query Syntax HARMonics DISPlay ORDer Parameter Return parameter NR1 1 to 50 harmonic order Example HARMONICS DISPLAY ORDER 1 HARMONICS DISPLAY ORDER HARMONICS DISPLAY ORDER 1 HARMonics PLLSource Description Sets or returns the PLL source Syntax HARMonics PLLSource U1 I1 Query Syntax HARMonics PLLSource Parameter Return pa...

Page 172: ...nic order fixed at 1 2nd NRf 50 maximum harmonic order Example HARMONICS ORDER 1 20 HARMONICS ORDER HARMONICS ORDER 1 20 HARMonics THD Description Sets or returns the equation used to compute the THD total harmonic distortion Syntax HARMonics THD TOTal FUNDamental Query Syntax HARMonics THD Parameter Return parameter TOTal CSA FUNDamental IEC Example HARMONICS THD FUNDAMENTAL HARMONICS THD HARMONI...

Page 173: ... state of the output hold feature for display communication and other types of data Syntax HOLD Boolean OFF ON Query Syntax HOLD Parameter Boolean 0 OFF Boolean 1 ON Return parameter 0 Turn the hold function off 1 Turn the hold function on Example HOLD OFF HOLD HOLD 0 Set Query ...

Page 174: ...RANGe 178 INPut CURRent AUTO 179 INPut CURRent CONFig 180 INPut CURRent POJump 180 INPut CURRent EXTSensor CONFig x 181 INPut CURRent EXTSensor POJump x 181 INPut CURRent SRATio ELEMent1 x 182 INPut RCONfig 183 INPut SCALing 183 INPut SCALing STATe 183 INPut SCALing VT CT SFACtor ELEMent x 184 INPut SYNChronize 184 INPut FILTer 185 INPut FILTer LINE 185 INPut FILTer FREQuency 185 INPut POVer 186 I...

Page 175: ...ter 3 6 A6 crest factor 3 crest factor 6 Display range expand mode 6A for crest factor 6 Example INPUT CFACTOR 3 INPUT CFACTOR INPUT CFACTOR 3 INPut WIRing Description Sets or returns the wiring system Syntax INPut WIRing P1W2 Query Syntax INPut WIRing Parameter Return parameter P1W2 Single phase two wire system For the GPM 8310 the wiring system is fixed to P1W2 Example INPUT WIRING P1W2 INPUT WI...

Page 176: ...Select the vmean measurement mode Example INPUT MODE DC INPUT MODE INPUT MODE DC INPut VOLTage Description Returns all voltage measurement settings Query Syntax INPut VOLTage Return parameter String INPut VOLTage RANGe Description Sets or returns the voltage range Syntax INPut VOLTage RANGe Voltage Query Syntax INPut VOLTage RANGe Parameter Return parameter Voltage 15 30 60 150 300 600 V when the ...

Page 177: ...rn the voltage auto range function off 1 Turn the voltage auto range function on Example INPUT VOLTAGE AUTO ON INPUT VOLTAGE AUTO INPUT VOLTAGE AUTO 1 INPut VOLTage CONFig Description Sets or returns the valid voltage range Syntax INPut VOLTage CONFig ALL Voltage Voltage Query Syntax INPut VOLTage CONFig Parameter Return parameter ALL All ranges are valid Voltage See INPut VOLTage RANGe Example IN...

Page 178: ...r OFF No jump destination voltage range Voltage See INPut VOLTage RANGe Example INPUT VOLTAGE POJUMP 600V INPUT VOLTAGE POJUMP INPUT VOLTAGE POJUMP 600 0E 00 INPut CURRent Description Returns all current measurement settings Query Syntax INPut CURRent Return parameter String INPut CURRent RANGe Description Sets or returns the current range Query INPut CURRent RANGe Current EXTernal x Voltage Query...

Page 179: ...1 2 V when the crest factor is set to 3 25 50 100 250 mV 0 5 1 V when the crest factor is set to 6 or 6A Example INPUT CURRENT RANGE 20A INPUT CURRENT RANGE INPUT CURRENT RANGE 20 0E 00 INPUT CURRENT RANGE EXTERNAL1 10V INPUT CURRENT RANGE INPUT CURRENT RANGE EXTERNAL1 10 0E 00 INPut CURRent AUTO Description Sets or returns the current auto range on off state Syntax INPut CURRent AUTO Boolean OFF ...

Page 180: ... CURRent RANGe Example INPUT CURRENT CONFIG 20 10 1 INPUT CURRENT CONFIG INPUT CURRENT CONFIG 20 0E 00 10 0E 00 1 0E 00 INPut CURRent POJump Description Sets or returns the jump destination range that is used when a current peak over range occurs Syntax INPut CURRent POJump OFF Current Query Syntax INPut CURRent POJump Parameter Return parameter OFF No jump destination current range Current See IN...

Page 181: ... INPUT CURRENT EXTSENSOR CONFIG1 INPUT CURRENT EXTSENSOR CONFIG1 2 00E 00 500 0E 03 100 0E 03 INPut CURRent EXTSensor POJump x Description Sets or returns the jump destination range that is used when a current peak over range occurs Syntax INPut CURRent EXTSensor POJump x OFF Voltage Query Syntax INPut CURRent EXTSensor POJump x Parameter Return parameter x 1 2 EXT1 EXT2 If x is omitted by default...

Page 182: ...ified element Syntax INPut CURRent SRATio ELEMent1 x NRf Query Syntax INPut CURRent SRATio ELEMent1 x Parameter Return parameter x 1 2 EXT1 EXT2 If x is omitted by default sets or returns EXT2 config NRf 0 001 to 9999 Example INPUT CURRENT SRATIO ELEMENT11 10 INPUT CURRENT SRATIO ELEMENT11 INPUT CURRENT SRATIO ELEMENT1 EXT1 10 000 Set Query ...

Page 183: ...ff 1 Turn the range configuration feature on Example INPUT RCONFIG ON INPUT RCONFIG INPUT RCONFIG 1 INPut SCALing Description Returns all scaling settings Query Syntax INPut SCALing Return parameter String INPut SCALing STATe Description Sets or returns the scaling on off state Syntax INPut SCALing STATe Boolean OFF ON Query Syntax INPut SCALing STATe Parameter Boolean 0 OFF Boolean 1 ON Return pa...

Page 184: ...r x 1 If Element is omitted the element is set to 1 For the GPM 8310 only set to 1 or omitted NRf 0 001 to 9999 Example INPUT SCALIG VT SRATIO ELEMENT1 10 INPUT SCALIG VT SRATIO ELEMENT1 INPUT SCALIG VT SRATIO ELEMENT1 10 INPut SYNChronize Description Sets or returns the synchronization source Syntax INPut SYNChronize VOLTage CURRent OFF Query Syntax INPut SYNChronize Parameter Return parameter VO...

Page 185: ...he line filter Syntax INPut FILTer LINE Boolean OFF ON Query Syntax INPut FILTer LINE Parameter Boolean 0 OFF Boolean 1 ON Return parameter 0 Turn the line filter function off 1 Turn the line filter function on Example INPUT FILTER LINE OFF INPUT FILTER LINE INPUT FILTER LINE 0 INPut FILTer FREQuency Description Sets or returns the frequency filter Syntax INPut FILTer FREQuency Boolean OFF ON Quer...

Page 186: ...EQUECNY OFF INPUT FILTER FREQUECNY INPUT FILTER FREQUECNY 0 INPut POVer Description Returns the peak over range information Query Syntax INPut POVer Return parameter Bit0 Voltage peak over range is occurring Bit1 Current peak over range is occurring Example INPUT POVER INPUT POVER 1 INPut CRANge Description Sets or returns the check range status Query Syntax INPut CRANge Query Query ...

Page 187: ...o range or less Bit5 The current exceeds the condition for raising the auto range Bit6 The current is over range Bit7 The current is peak over range Example INPUT CRANGE INPUT CRANGE 8 Indicate the voltage is peak over range INPut ZERO Description Sets or returns the zero state Syntax INPut ZERO Boolean OFF ON Query Syntax INPut ZERO Parameter Boolean 0 OFF Boolean 1 ON Return parameter 0 Turn the...

Page 188: ...ns all integration settings Query Syntax INTEGrate Return parameter String INTEGrate MODE Description Sets or returns the integration mode Syntax INTEGrate MODE MANUal NORMal CONTinuous Query Syntax INTEGrate MODE Parameter Return parameter MANUal Manual integration mode NORMal Standard integration mode CONTinuou s Continuous integration mode Example INTEGRATE MODE MANUAL INTEGRATE MODE INTEGRATE ...

Page 189: ...INTEGRATE FUNCTION WATT INTEGRATE FUNCTION INTEGRATE FUNCTION WATT INTEGrate TIMer Description Sets or returns the integration timer value Syntax INTEGrate TIMer NRf NRf NRf Query Syntax INTEGrate TIMer Parameter Return parameter 1st NRf 0 to 9999 hours 2nd NRf 0 to 59 minutes 3rd NRf 0 to 59 seconds Example INTEGRATE TIMER 1 0 0 INTEGRATE TIMER INTEGRATE TIMER 1 0 0 INTEGrate STARt Description St...

Page 190: ...d value Syntax INTEGrate RESet Example INTEGRATE RESET INTEGrate STATe Description Returns the integration status Query Syntax INTEGrate STATe Return parameter ERRor Integration overflows RESet Integration resets STARt Integration is in progress STOP Integration stops TIMeup Integration stops due to integration timeout Example INTEGRATE STATE RESET Set Set Query ...

Page 191: ...H Parameter Return parameter Equation ADD SUB MUL DIV DIVA DIVB Parameter1 U I P S Q Parameter2 U I P S Q Example MATH ADD Set math equation to A B MATH MATH ADD Equation Definition ADD A B SUB A B MUL AxB DIV A B DIVA A B2 DIVB A2 B Parameter1 2 Definition U Voltage U I Current I P Active power P S Apparent power S Q Reactive power Q Set Query ...

Page 192: ...yntax MEASure Return parameter String MEASure AVERaging Description Returns all averaging settings Query Syntax MEASure AVERaging Return parameter String MEASure AVERaging STATe Description Sets or returns the on off state of averaging Syntax MEASure AVERaging STATe Boolean OFF ON Query Syntax MEASure AVERaging STATe Parameter Boolean 0 OFF Boolean 1 ON Return parameter 0 Turn the averaging functi...

Page 193: ...averaging type to exponent Example MEASURE AVERAGING TYPE LINEAR MEASURE AVERAGING TYPE MEASURE AVERAGING TYPE LINEAR MEASure AVERaging COUNt Description Sets or returns the averaging coefficient Syntax MEASure AVERaging COUNt NRf Query Syntax MEASure AVERaging COUNt Parameter Return parameter NRf 8 16 32 64 Example MEASURE AVERAGING COUNT 8 MEASURE AVERAGING COUNT MEASURE AVERAGING COUNT 8 MEASur...

Page 194: ...GPM 8310 User Manual 194 Parameter Boolean 0 OFF Boolean 1 ON Return parameter 0 Turn the MAX hold function off 1 Turn the MAX hold function on Example MEASURE MHOLD ON MEASURE MHOLD MEASURE MHOLD 1 ...

Page 195: ...Meric LIST 205 NUMeric LIST VALue 206 NUMeric LIST NUMber 206 NUMeric LIST ORDer 207 NUMeric LIST SELect 207 NUMeric LIST ITEM x 208 NUMeric LIST PRESet 209 NUMeric LIST CLEar 210 NUMeric LIST DELete 210 NUMeric HOLD 211 NUMeric Description Returns all numeric data output settings Query Syntax NUMeric Return parameter String NUMeric FORMat Description Sets or returns the numeric data format Syntax...

Page 196: ...e 240 or 3208 is added in front of each numeric data block A physical value in IEEE single precision floating point 4 byte format follows the header N N digit byte number data byte sequence The byte order of the data of each item is MSB First NUMeric NORMal Description Returns all normal numeric data output settings Query Syntax NUMeric NORMal Return parameter String Note The number of numeric dat...

Page 197: ...ent values U I P PPPeak PMPeak S Q LAMBda CFU CFI FU FI UTHD and ITHD Integrated values WH WHP WHM AH AHP and AHM ASCII NR3 format Example 12 345E 00 Measurement values UPPeak UMPeak IPPeak and IMPeak ASCII NR3 format Example 12 34E 00 Measurement values PHI ASCII NR3 0 9 9 format Example 9 9E 00 ASCII NR3 10 99 9 format Example 99 9E 00 ASCII NR3 100 999 9 format Example 999 9E 000 Elapsed integr...

Page 198: ...LL Query Syntax NUMeric NORMal NUMber Parameter Return parameter NRf 1 to 50 ALL Example NUMERIC NORMAL NUMBER 10 NUMERIC NORMAL NUMBER NUMERIC NORMAL NUMBER 10 Note If the parameter is omitted from the NUMeric NORMal VALue command the numeric data items from 1 to the specified value are output in order By default the number of numeric data items is set to 3 NUMeric NORMal ITEM x Description Sets ...

Page 199: ... 1 For the GPM 8310 only set to 1 or omitted Order TOTal DC NRf NRf 1 to 50 Example NUMERIC NORMAL ITEM1 U 1 NUMERIC NORMAL ITEM1 NUMERIC NORMAL ITEM1 U 1 NUMERIC NORMAL ITEM1 UK 1 1 NUMERIC NORMAL ITEM1 NUMERIC NORMAL ITEM1 UK 1 1 If Order is omitted the order is set to TOTal This instrument does not measure data for Order DC Function Function GPM 8310 Indicator U Voltage U V UPPeak Maximum volta...

Page 200: ... harmonic distortion of voltage Uthd THDV ITHD Total harmonic distortion of current Ithd THDI WH Watt hour WP WP WHP Positive watt hour WP WP WHM Positive watt hour WP WP AH Ampere hour q q AHP Positive ampere hour q q AHM Positive ampere hour q q TIME Integration time URANge Voltage range IRANge Current range MATH Mathematical Computation MATH MCR Maximum Current Ratio MCR URMS True rms voltage U...

Page 201: ...onic order k U k V IK Rms current of harmonic order k I k A PK Active power of harmonic order k P k P LAMBDAK Power factor of harmonic order k λ k PHIK Phase difference between the voltage and current of harmonic order k φ k PHIUk Phase difference between harmonic voltage U k and the fundamental wave U 1 φU k PHIIk Phase difference between harmonic current I k and the fundamental wave I 1 φI k UHD...

Page 202: ...Presets the numeric data output item pattern Syntax NUMeric NORMal PRESet NRf Parameter Return parameter NRf 1 to 4 Example NUMERIC NORMAL PRESET 1 Patterns 1 ITEM x Function 1 U 2 I 3 P Patterns 2 ITEM x Function 1 U 2 I 3 P 4 S 5 Q 6 LAMBda 7 PHI 8 FU 9 FI Patterns 3 ITEM x Function 1 U 2 I 3 P 4 S 5 Q Set ...

Page 203: ... LAMBda 7 PHI 8 FU 9 FI 10 UPPeak 11 UMPeak 12 IPPeak 13 IMPeak 14 PPPeak 15 PMPeak Patterns 4 ITEM x Function 1 U 2 I 3 P 4 S 5 Q 6 LAMBda 7 PHI 8 FU 9 FI 10 UPPeak 11 UMPeak 12 IPPeak 13 IMPeak 14 TIME 15 WH 16 WHP 17 WHM ...

Page 204: ...ote If the 2nd NRf is omitted the output item specified by the first and all following output items up to number 50 are cleared NUMeric NORMal DELete Description Deletes numeric data output items Syntax NUMeric NORMal DELete NRf NRf Parameter 1st NRf 1 to 50 the number of the first item to delete 2nd NRf 1 to 50 the number of the last item to delete Example NUMERIC NORMAL DELETE 1 Deletes ITEM1 an...

Page 205: ...mber Example If NRf is specified only the data name for the specified item number is output NUMERIC NORMAL HEADER 1 U E1 If NRf is omitted the data names of the items from 1 to the number specified by the NUMeric NORMal NUMber command are output in order NUMERIC NORMAL NUMBER 3 NUMERIC NORMAL HEADER U E1 I E1 P E1 NUMeric LIST Description Returns all harmonic measurement numeric list data output s...

Page 206: ...0 09E 00 2 07E 00 0 04E 00 omitted 0 00E 00 0 00E 00 up to 52 5 260 data values When NUMeric FORMat is set to FLOat NUMERIC LIST VALUE N N digit byte number data byte sequence NOTE A single numeric list data item consists of up to 52 items of numeric data in the following order TOTal DC 1st harmonic NUMeric LIST ORDer If NRf is specified only the numeric list data of the specified item number is o...

Page 207: ...rameter is omitted from the NUMeric LIST VALue command the numeric list data items from 1 to the specified value are output in order By default the number of numeric data items is set to 3 NUMeric LIST ORDer Description Sets or returns the maximum output harmonic order of the harmonic measurement numeric list data Syntax NUMeric LIST ORDer NRf ALL Query Syntax NUMeric LIST ORDer Parameter Return p...

Page 208: ... NUMERIC LIST SELECT ALL NUMERIC LIST SELECT NUMERIC LIST SELECT ALL NUMeric LIST ITEM x Description Sets or returns the output item function and element of the specified harmonic measurement numeric list data item Syntax NUMeric LIST ITEM x NONE Function Element Query Syntax NUMeric LIST ITEM x Parameter Return parameter x 1 to 8 item number NONE No output item Function U I P PHIU PHII UHDF UHDF ...

Page 209: ...tput item pattern Syntax NUMeric LIST PRESet NRf Parameter Return parameter NRf 1 to 4 Example NUMERIC LIST PRESET 1 Patterns 1 ITEM x Function 1 U 2 I 3 P Patterns 2 ITEM x Function 1 U 2 I 3 P 4 PHIU 5 PHII Patterns 3 ITEM x Function 1 U 2 I 3 P 4 UHDF 5 IHDF 6 PHDF Patterns 4 ITEM x Function 1 U 2 I Set ...

Page 210: ...rst item to clear 2nd NRf 1 to 8 the number of the last item to clear Example NUMERIC LIST CLEAR ALL Note If the 2nd NRf is omitted the output item specified by the first and all following output items up to number 8 are cleared NUMeric LIST DELete Description Deletes numeric data output items Syntax NUMeric LIST DELete NRf NRf Parameter 1st NRf 1 to 50 the number of the first item to delete 2nd N...

Page 211: ...tions Empty positions at the end are set to NONE If the second NRf is omitted only the output item specified by the first number is deleted NUMeric HOLD Description Sets or returns the on off hold release status of the numeric data hold feature Syntax NUMeric HOLD Boolean OFF ON Query Syntax NUMeric HOLD Parameter Boolean 0 OFF Boolean 1 ON Return parameter 0 Turn the numeric hold function off 1 T...

Page 212: ...As long as NUMeric HOLD is set to ON numeric data is held even when the numeric data on the screen is updated If NUMeric HOLD is set to ON after having already been set to ON before the numeric data is cleared and the most recent numeric data is held internally When retrieving numeric data continuously this method can be used to circumvent the need to repeatedly set NUMeric HOLD to OFF ...

Page 213: ...rameter TIME 100 250 500 ms 1 2 5 10 20 s AUTO Select update rate at auto Example RATE 500MS RATE RATE 500 0E 03 RATE AUTO Description Returns all applicable settings for when the data update interval is set to Auto Query Syntax RATE AUTO Return parameter String RATE AUTO TIMeout Description Sets or returns the timeout for when the data update interval is set to Auto Syntax RATE AUTO TIMeout TIME ...

Page 214: ...NChronize Description Sets or returns the synchronization source for when the data update interval is set to Auto Syntax RATE AUTO SYNChronize U1 I1 Query Syntax RATE AUTO SYNChronize Parameter Return parameter U1 Select synchronize source at voltage I1 Select synchronize source at current Example RATE AUTO SYNCHRONIZE U1 RATE AUTO SYNCHRONIZE RATE AUTO SYNCHRONIZE U1 Set Query ...

Page 215: ...ery Syntax RECall NORMal VALue NRf Parameter NRf 1 to 10000 block number Example if NRf is specified the numeric data at the specified block number will be returned If you omit NRf or specify a number greater than the number of blocks that contain stored measured data the number returned by RECall NUMber the entire returned numeric data will be NAN no data The output items and format are the same ...

Page 216: ... you omit NRf or specify a number greater than the number of blocks that contain stored measured data the number returned by RECall NUMber the entire returned numeric data will be NAN no data The output items and format are the same as those of NUMeric LIST VALue when the item number is not specified To set the output items and format use the NUMeric group commands RECall PANel Description Loads a...

Page 217: ...ation status feature Query Syntax STATus Return parameter String STATus CONDition Description Returns the contents of the condition register Query Syntax STATus CONDition Return parameter NR1 0 to 65535 Example STATUS CONDITION 8 Note For information about the condition register see Appendix Status system at page 239 STATus EESE Description Sets or returns the extended event enable register Syntax...

Page 218: ...s the contents of the extended event register and clears the register Query Syntax STATus EESR Return parameter NR1 0 to 65535 Example STATUS EESR 16 Note For information about the condition register see Appendix Status system at page 239 STATus ERRor Description Returns the error code and message of the last error that has occurred top of the error queue Query Syntax STATus ERRor Return parameter...

Page 219: ...valid character data Error_221 Setting conflict Error_222 Data out of range Error_813 Invalid operation STATus FILTer x Description Sets or returns the transition filter Syntax STATus FILTer x RISE FALL BOTH NEVer Query Syntax STATus FILTer x Parameter Return parameter x 1 16 RISE An event is set when the bit changes from 0 to 1 FALL An event is set when the bit changes from 1 to 0 BOTH An event i...

Page 220: ...FF Syntax STATus QENable Boolean OFF ON Query Syntax STATus QENable Parameter Boolean 0 OFF Boolean 1 ON Return parameter 0 Function is off 1 Function is on Example STATUS QENABLE ON STATUS QENABLE STATUS QENABLE 1 STATus QMESsage Description Sets or returns whether message information will be attached to the response to the STATus ERRor query ON OFF Syntax STATus QMESsage Boolean OFF ON Query Syn...

Page 221: ...COMMAND OVERVIEW 221 Example STATUS QMESSAGE ON STATUS QMESSAGE STATUS QMESSAGE 1 ...

Page 222: ...on Sets or returns the storage on off state Syntax STORe STATe Boolean OFF ON Query Syntax STORe STATe Parameter Boolean 0 OFF Boolean 1 ON Return parameter 0 Storage function is off 1 Storage function is on Example STORE STATE ON STORE STATE STORE STATE 1 STORe INTerval Description Sets or returns the storage interval Syntax STORe INTerval NRf NRf NRf Query Syntax STORe INTerval Query Set Query S...

Page 223: ... Example STORE INTERVAL 0 0 1 STORE INTERVAL STORE INTERVAL 0 0 1 Note When time interval is set 00 00 00 the storage interval is identical with the designated data update interval STORe PANel Description Saves setup parameters to a file Syntax STORe PANel NRf Parameter NRf 1 to 4 file number Example STORe PANel 1 Set ...

Page 224: ...on 227 SYSTem SERial 227 SYSTem VERsion FIRMware 227 SYSTem Description Returns all system settings Query Syntax SYSTem Return parameter String SYSTem BRIGhtness Description Sets or returns the brightness level Syntax SYSTem BRIGhness NRf Query Syntax SYSTem BRIGhness Parameter Return parameter NRf 1 10 Example SYSTEM BRIGHTNESS 7 SYSTEM BRIGHTNESS SYSTEM BRIGHTNESS 7 SYSTem COMMunicate COMMand Qu...

Page 225: ...N query returns the Default or User identification string SYSTem COMMunicate ETHernet MACaddress Description Returns the Ethernet MAC address Query Syntax SYSTem COMMunicate ETHernet MACaddress Example SYSTEM COMMUNICATE ETHERNET MACADDRESS SYSTEM COMMUNICATE ETHERNET MACADDRESS 00 22 24 00 00 00 SYSTem FIRMware DATE Description Returns the firmware date Query Syntax SYSTem FIRMware DATE Return pa...

Page 226: ...PER SYSTEM KEY BEEPER 0 SYSTem KLOCk Description Sets or returns the on off state of the key protection Syntax SYSTem KLOCk Boolean OFF ON Query Syntax SYSTem KLOCk Parameter Boolean 0 OFF Boolean 1 ON Return parameter 0 Turn the key protection function off 1 Turn the key protection function on Example SYSTEM KLOCK OFF SYSTEM KLOCK SYSTEM KLOCK 0 SYSTem MODel Description Returns the model code Syn...

Page 227: ...EM RESOLUTION 5 SYSTem SERial Description Returns the serial number Syntax SYSTem SERial Example SYSTEM SERIAL SYSTER SERIAL 123456789A SYSTem VERsion FIRMware Description Returns the firmware version Query Syntax SYSTem VERsion FIRMware Example SYSTEM VERSION FIRMWARE V1 00 Note Returns the Ver item string of the system Information menu Query Query Query ...

Page 228: ...Control Input Output Signal Options 237 Digital IO Signal Options 238 Status system 239 Dimensions 243 Declaration of Conformity 244 Power measurement 245 Measurement for small current 245 Measurement for large current 246 Introduction to IEC 62301 247 Recommended parameters for power measurement 247 EUP Directive Lot6 specifications 248 Connection Guide 249 Rear panel 249 Direct connection I 1A 2...

Page 229: ...ndard sine wave The power factor must be 1 The crest factor must be 3 The common mode voltage must be zero General Specifications Specification Conditions Temperature 23 C 5 C Humidity 80 RH non condensing Operating Environment 0 40 C Temperature Range 30 40 C Relative Humidity 70 RH non condensing 40 C Relative Humidity 50 RH non condensing Indoor use only Altitude 2000 meters Pollution degree 2 ...

Page 230: ...10 V EX1 Input resistance approach 100 kΩ Input range 50 mV 2 V EX2 Input resistance approach 20 kΩ Continuous maximum allowable input Voltage peak value of 1 5 kV or RMS value of 1 kV whichever is less Current Direct input range 5 mA 200 mA peak value of 30 A or RMS value of 20 A whichever is less Direct input range 0 5A 20 A peak value of 100 A or RMS value of 30 A whichever is less Sensor input...

Page 231: ...nge 10 kHz f 100 kHz 0 5 of reading 0 5 of range 0 04x f 10 of reading Temperature coefficient Add 0 03 of reading C within the range 5 to 18 C or 28 to 40 C When the line filter is turned ON 45 66 Hz Add 0 2 of reading 45 Hz Add 0 5 of reading Accuracy when the crest factor is set to 6 or 6A accuracy obtained by doubling the measurement range error for the accuracy when the crest factor is set to...

Page 232: ...range 66 Hz f 1kHz 0 2 of reading 0 2 of range 1 kHz f 10 kHz 0 1 of reading 0 3 of range 0 067x f 1 of reading 10 kHz f 100 kHz 0 5 of reading 0 5 of range 0 09x f 10 of reading Influence of power factor when power factor λ 0 S apparent power 0 1 of S for 45 Hz f 66 Hz 0 1 0 15 f of S for up to 100 kHz as reference data f is frequency of input signal in kHz when 0 λ 1 Φ phase angle of the Voltage...

Page 233: ...ate interval is 100 ms and Auto add 0 05 of reading to the 0 1 Hz to 1 kHz accuracy f is the frequency of input signal in kHz Voltage Current and Active Power Measurements Item Specifications Measurement method Digital sampling method Crest factor 3 or 6 6A Wiring system Single phase two wire 1 P2 W Range select Select manual or auto ranging Auto range Auto range increase The range is upped when a...

Page 234: ...ay mode Switching Vrms the true RMS value of voltage and current VOLTAGE MEAN the rectified mean value calibrated to the RMS value of the voltage AC DC Measurement synchronization source Select voltage current or off In the case of Auto Update Rate select the voltage or current from the equipped element Line filter Select OFF or ON cutoff frequency at 500 Hz Peak measurement Measures the peak max ...

Page 235: ... Hz f 100 kHz 5 s 0 5 Hz f 100 kHz 10 s 0 2 Hz f 100 kHz 20 s 0 1 Hz f 100 kHz Auto 0 1 Hz f 100 kHz Limit of the measurement lower limit frequency by the Timeout setting Timeout lower limit frequency 1 s 2 0 Hz 5 s 0 5 Hz 10 s 0 2 Hz 20 s 0 1 Hz Measurement range Auto switching among six types 100mHz 1 Hz 10 Hz 100 Hz 1 kHz 10 kHz and 100 kHz Frequency filter Select OFF or ON cut off frequency of...

Page 236: ...aneous calculation method Frequency range 10 Hz to 1 2 kHz FFT data length 4096 Frequency must be 50Hz 60Hz and Update Rate must be greater than or equal to 0 25S Sample rate window width and upper limit of Analysis orders Fundamental Frequency Sample rate Window Width upper limit of Analysis orders 45 Hz to 55 Hz f 512 10 50 54 Hz to 66 Hz f x 512 12 50 FFT data length 1024 Sample rate window wid...

Page 237: ...oach 7 5 V maximum against each rated value Number of output channels 4 Output items Set for each channel V I P VA VAR PF DEG VHZ IHZ Vpk Ipk WP WP q q Off Accuracy accuracy of each measurement item 0 2 of FS FS 5 V D A conversion resolution 16 bits Minimum load 100 kΩ Update Interval Same as the data update interval In the case of Auto Update Rate update interval is equal to signal interval More ...

Page 238: ...ding voltage current and active power which go through computation process In respect to distorted signal input accordingly the value acquired from other instruments which employ different methods may differ from that acquired from GPM 8310 unit Zero will be shown for S or Q and will be displayed for λ and Φ when either current or voltage is less than 0 5 of the rated range less than or equivalent...

Page 239: ...APPENDIX 239 Status system The diagram below is a description of the status system ...

Page 240: ...ntegration 2 Integrate Time Busy 4 The integration timer is operating 3 Not Used 8 Reserved for future use 4 Frequency Over 16 The frequency is outside the measurement range 5 Store Busy 32 During storage 6 Measured Data Over 64 The voltage or current exceeds its range 7 Voltage Peak Over 128 A peak over range is detected in the voltage 8 Current Peak Over 256 A peak over range is detected in the ...

Page 241: ...he Standard Event Register Bit Name Decimal Definition 0 Operation Complete 1 All commands prior to and including OPC have been executed 1 Not Used 2 Reserved for future use 2 Query Error 4 The instrument tried to read the output buffer but it was empty Or a new command line was received before a previous query has been read Or both the input and output buffers are full 3 Device Error 8 A device e...

Page 242: ...e errors 3 Extended Event 8 One or more bits are set in the Extended Event Register bits must be enabled see STAT EESE 4 Message Available 16 Data is available in the instrument s output buffer 5 Standard Event 32 One or more bits are set in the Standard Event Register bits must be enabled see ESE 6 Request Service 64 One or more bits are set in the Status Byte Register and may generate a Request ...

Page 243: ...APPENDIX 243 Dimensions Units mm ...

Page 244: ...000 4 4 2012 Current Harmonic EN 61000 3 2 2019 Surge Immunity EN 61000 4 5 2014 A1 2017 Voltage Fluctuation EN 61000 3 3 2013 A1 2019 Conducted Susceptibility EN 61000 4 6 2014 Electrostatic Discharge EN 61000 4 2 2009 Power Frequency Magnetic Field EN 61000 4 8 2010 Radiated Immunity EN 61000 4 3 2006 A1 2008 A2 2010 Voltage Dips Interrupts EN 61000 4 11 2004 A1 2017 Low Voltage Equipment Direct...

Page 245: ...e energy within a settable period of time and then divide it by the time to get the power A settable period of time isn t less than 10min The cumulative energy must be greater than the resolution by 200 times Measurement for small current Voltage measurement mode measured from power supply side Connect to ammeter internally The current measurement is accurate The voltage measurement on load could ...

Page 246: ...m load side Connect to ammeter externally The voltage measurement is accurate The current measurement on load could be larger than the actual one due to leakage current of multi measurement voltage Connection Power meter Power supply Product under test A V N L Power loss Input voltage V 2 2MΩ ...

Page 247: ...11 Only the products comply to the standard can have CE marking affixed on it Recommended parameters for power measurement Power resolution is less than or equal to 1mW Time integrator function is available Electric energy resolution is less than or equal to 1mWh and cumulative time resolution is less than or equal to 1 second The crest factor is greater than or equal to 3 The minimum current rang...

Page 248: ...ucts with external power supply such as information devices consumer electronics product household appliances toys entertainment and sports products and so on in standby and off mode is as below Mode Limit 2010 01 2013 01 Standby mode Products with time display function 2W 1W Products without time display function 1W 0 5W Shutdown mode 1W 0 5W ...

Page 249: ...ction I 1A Method 1 I I 20A MAX CAT II 600V CURRENT V VOLTAGE V 600VMAX EXT1 EXT2 10V MAX 2V MAX V V V I I Load Source Source Load A Method 2 I I 20A MAX CAT II 600V CURRENT V VOLTAGE V 600VMAX EXT1 EXT2 10V MAX 2V MAX Source Load V V V I I Load Source A ...

Page 250: ...600VMAX EXT1 EXT2 10V MAX 2V MAX V V V I I Load Source Source Load A Method 2 I I 20A MAX CAT II 600V CURRENT V VOLTAGE V 600VMAX EXT1 EXT2 10V MAX 2V MAX A V V V I I Load Source Source Load Connection with CT VT I I 20A MAX CAT II 600V CURRENT V VOLTAGE V 600VMAX EXT1 EXT2 10V MAX 2V MAX Source Load VT CT ...

Page 251: ...T V VOLTAGE V 600VMAX EXT1 EXT2 10V MAX 2V MAX Source Load EXT2 I I 20A MAX CAT II 600V CURRENT V VOLTAGE V 600VMAX EXT1 EXT2 10V MAX 2V MAX Source Load Note The optional GCP 300 accessory is required for EXT1 and EXT2 connection Refer to your local dealer for more details ...

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