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Agilent 34401A/11A High Performance Digital Multimeter
User’s Guide

Agilent Technologies

5
Specifications

DC Characteristics

123

AC Characteristics

126

Frequency and Period Characteristics

128

Capacitance Characteristics

130

Temperature Characteristics

130

Measurement and System Speeds

131

General Specifications

133

Dimensions

135

To Calculate Total Measurement Error

136

Accuracy Specifications

138

Configuring for Highest Accuracy Measurements

139

Содержание 34410A

Страница 1: ...Agilent Technologies Agilent 34410A 11A 6 Digit Multimeter User s Guide...

Страница 2: ...ny information contained herein Should Agilent and the user have a separate written agreement with warranty terms covering the material in this document that conflict with these terms the warranty ter...

Страница 3: ...r Switch Do not change the position of the Front Rear switch on the front panel while signals are present on either the front or rear set of ter minals The switch is not intended as an active multiple...

Страница 4: ...fuse of the specified type and rating see Operator Maintenance in Chapter 1 Sense Terminal Protection Limits The HI and LO sense terminals are used only for four wire resistance measurements 4W The P...

Страница 5: ...000 4 2 1995 A1 1998 EN 61000 4 2 1995 IEC 61000 4 3 1995 EN 61000 4 3 1995 IEC 61000 4 4 1995 EN 61000 4 4 1995 IEC 61000 4 5 1995 EN 61000 4 5 1995 IEC 61000 4 6 1996 EN 61000 4 6 1996 IEC 61000 4 1...

Страница 6: ...6 34410A 11A User s Guide...

Страница 7: ...logging duration Instrument state storage with user defined names Portable ruggedized case with non skid feet Flexible system features GPIB IEEE 488 USB and LAN remote interfaces are standard SCPI Sta...

Страница 8: ...ms measurement function key shifted function 4 wire Ohms 4 LO Sense Terminal also 4 wire 16 Second Display key shifted function Multimeter Reset 5 HI Input terminal 17 Data Logger Function Key shifted...

Страница 9: ...eceptacle 2 Power line fuse holder 3 Line voltage indicator 4 Current input fuse holder 5 LAN cable receptacle 6 USB cable receptacle 7 GPIB cable receptacle 8 HI Sense Terminal also 4 wire 9 LO Sense...

Страница 10: ...ation Annunciator 6 ManRng manual ranging Annunciator 7 Trig wait for trigger state Annunciator 8 Hold reading hold Annunciator 9 Remote remote interface operation Annunciator 10 Error detected error...

Страница 11: ...you are using the multimeter from the front panel or over the remote interface 3 Remote Interface This chapter describes how to connect the multimeter to a remote interface An introduction to the SCPI...

Страница 12: ...12 34410A 11A User s Guide...

Страница 13: ...o Measure AC Current 24 To Make a 2 Wire Resistance Measurement 25 To Make a 4 wire Resistance Measurement 25 To Measure Frequency 26 To Measure Period 26 To Measure Capacitance 27 To Make a 2 Wire Te...

Страница 14: ...tion Menus 45 Configuring DC Voltage and DC Current Measurements 45 Configuring AC Voltage and Current Measurements 46 Configuring Resistance Measurements 46 Configuring Frequency and Period Measureme...

Страница 15: ...Statistics 67 Limit Testing 68 Triggering the Multimeter 69 Selecting a Trigger Source 69 Auto Triggering 70 Single Triggering 70 Reading Hold 70 Internal Triggering 71 Software Bus Triggering 71 Num...

Страница 16: ...ver 92 Setting a Web Password 92 34410A 34411A Web Browser Interface 93 Setting up a LAN connection from the Front Panel 94 Setting up a LAN connection from the Remote Interface 95 4 Measurement Tutor...

Страница 17: ...rements 112 Probe Type Choice 112 2 Wire vs 4 Wire Measurements 112 Auto Zero On Off 113 Integration 113 Offset Compensation 113 NULL Reading 113 High Speed Measurements 114 Making High Speed AC Measu...

Страница 18: ...Speeds 131 Data From Memory 132 General Specifications 133 Dimensions 135 To Calculate Total Measurement Error 136 Accuracy Specifications 138 Transfer Accuracy 138 24 Hour Accuracy 138 90 Day and 1 Y...

Страница 19: ...Lead Connections 21 Front Panel Keys 21 Front Panel Display Shortcuts 22 Basic Measurement Operation 21 To Measure DC Voltage 23 To Measure DC Current 24 To Measure AC Current 24 To Make a 2 Wire Res...

Страница 20: ...raries CD ROM One folded Quick Reference Card Certificate of Calibration The product documentation including the Programmer s Reference Help and the product manuals are included on the Product Referen...

Страница 21: ...ations Pressing a measurement function key e g selects that function Press to enter the configuration menu for the selected measurement function Most keys have a shifted function printed in blue above...

Страница 22: ...or to scroll through and select one of these settings then press Integration Time Bandwidth Gate Time Four measurement functions allow you to select the multimeter s integration time dc voltage dc cur...

Страница 23: ...mV range Configurable parameters INTEGRATION RANGE INPUT Z input impedance AUTO ZERO NULL and NULL VALUE To Measure AC Voltage Ranges 100 mV 1 V 10 V 100 V 750 V Maximum resolution 100 nV on 100 mV r...

Страница 24: ...0 nA on 100 mA range Configurable parameters INTEGRATION RANGE AUTO ZERO NULL and NULL VALUE To Measure AC Current Ranges 100 mA 1 mA 10 mA 100 mA 1A 3A Maximum resolution 100 nV on 100 mV range Resol...

Страница 25: ...ULL VALUE To null out the test lead resistance 1 Connect one end of the test leads at the meter and short the probe ends together 2 Press null 3 Connect the probe ends to the test circuit and measure...

Страница 26: ...me 100 ppm for 1 ms gate time Technique reciprocal counting Configurable parameters GATE TIME RANGE AC FILTER NULL and NULL VALUE To Measure Period Measurement band 0 33 sec to 3 3 msec Input signal r...

Страница 27: ...mum resolution 100 pF on 1 nF range Configurable parameters RANGE NULL and NULL VALUE To null out the test lead capacitance 1 Disconnect the lead s probe end from the test circuit and leave open 2 Pre...

Страница 28: ...PROBE TYPE THERMISTOR or RTD value AUTO ZERO 2 wire thermistor probes only OFFSET COMP RTD probes only INTEGRATION NULL NULL VALUE and UNITS To Make a 4 Wire Temperature Measurement Probe types 2 2 kW...

Страница 29: ...at 1 kW Beeper Threshold beeps below 10W To Check Diodes Test current source 1 mA Maximum resolution 100 mV range is fixed at 1 VDC Beeper Threshold 0 3V voltagemeasured 0 8V not adjustable The diode...

Страница 30: ...er is shipped from the factory Change the voltage setting if it is not correct The settings are 100 120 220 or 240 Vac for 230 Vac operation use the 220 Vac setting See To Replace the Power Line Fuse...

Страница 31: ...e 31 Quick Start 1 To Replace the Power Line Fuse Verify that the correct line voltage is selected and the power line fuse is good NOTE For multimeter operations with a 230 VAC supply set the line vol...

Страница 32: ...32 34410A 11A User s Guide 1 Quick Start To Adjust the Carrying Handle To adjust the position grasp the handle by the sides and pull outward Then rotate the handle to the desired position...

Страница 33: ...using one of three optional kits available Instructions and mounting hardware are included with each rack mounting kit Any Agilent System II instrument of the same size can be rack mounted side by sid...

Страница 34: ...34 34410A 11A User s Guide 1 Quick Start...

Страница 35: ...ng the Display Off 42 Front Panel Display Shortcuts 43 Ranging 43 Digit Masking 43 Integration Time Bandwidth Gate Time 43 Front Panel Alphanumeric Character Entry 44 Front Panel Measurement Configura...

Страница 36: ...59 Null Measurements 61 Miscellaneous Configuration Settings 62 Radix Character 62 Thousands Separator 62 Beeper 63 Math Functions 64 dBm Measurements 65 dB Measurements 65 Using Statistics 67 Limit T...

Страница 37: ...34410A 11A User s Guide 37 Features and Functions 2 System Related Operations 83 Self Test 83 Error Conditions 84 Calibration 84...

Страница 38: ...ed parameter The brackets are not sent with the command string Some parameters are enclosed in square brackets This indicates that the parameter is optional and can be omitted The brackets are not sen...

Страница 39: ...o display secondary measurements Self Guiding Menus The 34410A and 34411A multimeters utilize context sensitive self guiding menus for you to configure measurement functions The following general dire...

Страница 40: ...eft or right These do not light if you are at the end of the selection list or if all selections are currently visible The current or default selection is displayed in FULL BRIGHTNESS All other choice...

Страница 41: ...mode from the front panel or rear trigger terminal is enabled and the multimeter is in the wait for trigger state Hold The reading hold function is enabled Remote The multimeter is in the remote inte...

Страница 42: ...returns the currently selected feed parameter as a quoted ASCII string DISPlay WINDow2 TEXT FEED Refer to the Agilent 34410A 34411A Programmer s Reference for complete description and syntax for these...

Страница 43: ...DIGIT MASK will be displayed along with a list of choices 3 5 4 5 5 5 6 5 and AUTO on the secondary display line Press or to scroll through and select one of these settings and press Masking digits on...

Страница 44: ...tting and briefly display the new setting on the second display line e g if the setting was 0 1 GATE TIME the display will show 0 01 GATE TIME when you press Repeated use of or will scroll through the...

Страница 45: ...nd DC Current Measurements For dc voltage and current measurements your configuration menu choices are INTEGRATION RANGE AUTO ZERO NULL and NULL VALUE For dc voltage measurements you can also configur...

Страница 46: ...ntegration time for the measurement in two ways in power line cycles select NPLC or in seconds select APERTURE RANGE Allows you to let the multimeter automatically select the range using the autorangi...

Страница 47: ...e between a stored null value and the input signal NULL VALUE Allows you to view and edit the null value Configuring Temperature Measurements For temperature measurements your configuration menu choic...

Страница 48: ...ows you to enable select ON or disable select OFF the null measurement feature which measures the difference between a stored null value and the input signal NULL VALUE Allows you to view and edit the...

Страница 49: ...after a front panel Reset command or after a RST or SYSTem PRESet command is issued from the remote interface Measurement Configuration Factory Setting Function DC Volts Range Autorange for all functi...

Страница 50: ...cleared by a front panel or remote interface Reset command Stored States No change Calibration State Secured Input Output Configuration Factory Setting Enable Interfaces LAN Enabled GPIB Enabled USB E...

Страница 51: ...characters in length and press STATE STORED will be displayed briefly To recall any of the five stored multimeter states enter the STORE RECALL level of the UTILITY MENU Press as needed to select REC...

Страница 52: ...s Multimeter Reset A fast system reset feature is provided This function resets all multimeter settings to their factory settings except if the power on state has been manually set to a stored state s...

Страница 53: ...tion to set integration time Selecting a larger NPLC value yields better resolution a shorter value provides for faster measurements Choices are 0 001 0 002 0 006 0 02 0 06 0 2 1 2 10 or 100 PLCs Thes...

Страница 54: ...ntax for these commands Aperture is the period measured in seconds during which the multimeter s analog to digital A D converter samples the input signal for a measurement A longer aperture yields bet...

Страница 55: ...f aperture mode is enabled SENSe VOLTage DC APERture ENABled This query returns a 0 disabled or 1 enabled Refer to the Agilent 34410A 34411A Programmer s Reference for complete description and syntax...

Страница 56: ...display line Press or to select 3 HZ SLOW 20 HZ MEDIUM or 200 HZ FAST then press Then step through or exit the configuration menu Remote Interface Operation The following commands set the ac filter 3...

Страница 57: ...ep through or exit the configuration menu Note when HI Z is selected the multimeter will only set an input impedance of 10 GW for the three lowest dc ranges it will auto default to 10 MW for all measu...

Страница 58: ...e zero reading taken is used for all subsequent measurements until the next change to the function range or integration time If the selected integration time is less than 1 PLC the zero reading is tak...

Страница 59: ...witch between measurement functions For frequency and period measurements the selected range is for the ac voltage level of the input signal For temperature measurements the multimeter uses auto rangi...

Страница 60: ...eature status for the specified function SENSe function RANGe AUTO This query command returns 0 OFF or 1 ON The following command manually sets the multimeter range for the specified function SENSe fu...

Страница 61: ...nts press repeatedly until NULL is displayed then select ON with the navigation keypad then press to display NULL VALUE Enter the desired null value with the navigation keypad then press Then step thr...

Страница 62: ...until MISC SETTINGS is displayed Press as needed to display RADIX CHAR press or as needed to select PERIOD or COMMA and press Then step through or exit the configuration menu Thousands Separator The...

Страница 63: ...will cancel the tone in the three cases listed above However the multimeter will always emit a tone when 1 An error is generated 2 The continuity threshold is exceeded 3 A SYST BEEP command is sent Fr...

Страница 64: ...dBm STATS or LIMITS and press Follow the instructions in the following sections of this guide to set parameters for dB measurements dBm measurements or limit testing or to display statistics Remote I...

Страница 65: ...r as needed to select dBm and press Press or as needed to select the desired dBm REF R and press The Math annunciator will turn on and the primary display line will indicate a voltage reading in dBm R...

Страница 66: ...isplay line will indicate a voltage reading in dB Else if you want to set the dBm relative value by measurement Select MEASURE and press to set the value to the measured voltage connected to the input...

Страница 67: ...H Press or as needed to select STATS and press The Stats annunciator will turn on indicating that statistics are enabled Press or as needed to scroll through the options of AVG MAX MIN SDEV and COUNT...

Страница 68: ...he current or default high limit Use the navigation keypad to set the desired high limit and press The second display line will briefly show LIMITS ENABLED then will display a bar graph that indicates...

Страница 69: ...which the multimeter will accept a trigger Choices are a software bus trigger from the remote interface a hardware trigger from the Ext Trig terminal or an immediate internal trigger default trigger s...

Страница 70: ...of Samples per Trigger on page 72 When in single trigger mode the Trig annunciator is displayed to indicate that the multimeter is waiting for a trigger Reading Hold The reading hold mode is availabl...

Страница 71: ...e internal trigger source TRIGger SOURce IMMediate The CONFigure and MEASure commands automatically set the trigger source to IMMediate Refer to the Agilent 34410A 34411A Programmer s Reference for co...

Страница 72: ...nd selects the number of samples the multimeter will take per trigger SAMPle COUNt count MIN MAX After setting the sample count you must place the meter in the wait for trigger state before readings a...

Страница 73: ...ng menu Remote Interface Operation The following command specifies the trigger delay in seconds TRIGger DELay seconds MIN MAX If the multimeter is configured to take more than one sample per trigger t...

Страница 74: ...ments all ranges 2 wire Resistance Measurements 4 wire Resistance Measurements Integration Time Trigger Delay 1 PLC 160 ms 0 2 PLC 0 06 PLC 130 ms 0 02 PLC 100 ms Integration Time Trigger Delay 1 PLC...

Страница 75: ...he 2 wire or 4 wire resistance functions The above tables for resistance apply to temperature measurements but all temperature measurements use autoranging Since the range in use cannot be predicted n...

Страница 76: ...ess is completed the stored trigger is issued The Trig annunciator turns on when the multimeter is waiting for an external trigger The rear panel VM Comp voltmeter complete terminal provides a pulse a...

Страница 77: ...Then to select the slope for the voltmeter complete signal press or as needed to select NEG or POS and press Then step through or exit the configuration menu Remote Interface Operation The following...

Страница 78: ...model 34411A The oldest readings are preserved Remote Interface Operation The following command transfers readings stored in non volatile memory into the multimeter s output buffer from where you can...

Страница 79: ...isplay DATA LOGGER Select SETUP and press to display START DELAY Use the navigation keypad to set the desired start delay and press to display INTERVAL Use the navigation keypad to set the desired rea...

Страница 80: ...logged Select one of these options and press to terminate the data logging function If you select CONTINUE and press the data logging function will continue as programmed until complete To read the d...

Страница 81: ...tion To access the data in the multimeter s non volatile memory launch the 34410A 11A web server as described in 34410A 34411A Web Browser Interface on page 93 The following Welcome Screen will appear...

Страница 82: ...ect Non volatile Memory Readings and then click on Get Data to view the logged data From this window you can select click and copy the data into another application such as a spreadsheet using the Win...

Страница 83: ...you turn on the instrument This limited test assures you that the multimeter is operational This self test does not perform the extensive self test described below A complete self test performs a ser...

Страница 84: ...e interface specific and global error queues the ERROR annunciator turns off and the errors are cleared If more than 20 errors have occurred the last error stored in the queue the most recent error is...

Страница 85: ...ing a LAN Interface 89 LAN Configuration Parameters 89 Assigning the LAN IP Address Using Auto IP 90 Setting the LAN IP Address Manually 90 Setting the LAN Subnet Mask 91 Setting the LAN Default Gatew...

Страница 86: ...your PC using the USB 2 0 cable included with the instrument LAN Interface By default DHCP is enabled on the instrument which may enable network communication over the LAN interface 10BaseT 100BaseTx...

Страница 87: ...needed to select REMOTE I O and press to display I O PORT Press as needed to select GPIB and press to display ENABLE GPIB Press as needed to select YES and press to display GPIB ADDRESS Use the navig...

Страница 88: ...to display I O PORT Press as needed to select USB and press to display ENABLE USB Press as needed to select YES and press to display the multimeter s USB ID Press or to exit the menu After enabling or...

Страница 89: ...t The DHCP server may also assign the DNS address and may change the specified Host Name if a manually specified Host Name is already in use When DHCP is disabled or unavailable the multimeter will us...

Страница 90: ...ll be used Changing the IP address will cause an automatic LAN reset The default IP Address for the multimeter is 169 254 4 10 for the 34410A and 169 254 4 11 for the 34411A If you are planning to use...

Страница 91: ...oes not change when power has been off after a Factory Reset RST command or after an Instrument Preset SYSTem PRESet command Setting the LAN Default Gateway A Default Gateway address allows the multim...

Страница 92: ...after an Instrument Preset SYSTem PRESet command Setting the LAN DNS Server The Domain Name Service DNS is an Internet service that translates Domain names into IP addresses Contact your network admin...

Страница 93: ...browser such as Microsoft Internet Explorer To access and use the 34410A 34411A Web Interface 1 Establish a LAN interface connection from your computer to the multimeter 2 Open your computer s Web bro...

Страница 94: ...r the desired IP address in dot notation with no leading zeros and press 5 SUBNET MASK Use the navigation keypad to enter the desired Subnet Mask in dot notation with no leading zeros and press 6 DEF...

Страница 95: ...Oip STATe OFF 0 ON 1 To assign the LAN a static IP address SYSTem COMMunicate LAN IPADdress address To assign a LAN Subnet Mask SYSTem COMMunicate LAN SMASk address To assign a LAN Default Gateway SYS...

Страница 96: ...96 34410A 11A User s Guide 3 Remote Interface Configuration...

Страница 97: ...ons to help you avoid these errors DC Measurement Considerations 99 Thermal EMF Errors 99 Loading Errors dc volts 99 Noise Rejection 100 Rejecting Power Line Noise Voltages 100 Common Mode Rejection C...

Страница 98: ...uto Zero On Off 113 Integration 113 Offset Compensation 113 NULL Reading 113 High Speed Measurements 114 Making High Speed AC Measurements 114 Making High Speed AC Measurements 114 Other Sources of Me...

Страница 99: ...tions as the multimeter s input terminals are a copper alloy The table below shows common thermoelectric voltages for connections between dissimilar metals Loading Errors dc volts Measurement loading...

Страница 100: ...four integration selections 1 2 10 and 100 PLCs which achieve NMR The multimeter measures the power line frequency 50 Hz or 60 Hz and then determines the corresponding integration time For a complete...

Страница 101: ...terials or increased distance from magnetic sources Noise Caused by Ground Loops When measuring voltages in circuits where the multimeter and the device under test are both referenced to a common eart...

Страница 102: ...does not give a measurement error The errors mentioned earlier in this chapter for dc voltage measurements also apply to resistance measurements Additional error sources unique to resistance measurem...

Страница 103: ...est If power dissipation is a problem you should select the multimeter s next higher measurement range to reduce the errors to acceptable levels The following table shows several examples Errors in Hi...

Страница 104: ...measure the ac coupled true RMS value In this Agilent meter the heating value of only the ac components of the input waveform are measured dc is rejected As seen in the figure above for sinewaves tri...

Страница 105: ...tegral The Fourier Series frequency components are just samples along the Fourier Integral at multiples of the input pulse repetition frequency prf On the following page the first figure shows the Fou...

Страница 106: ...106 34410A 11A User s Guide 4 Measurement Tutorial...

Страница 107: ...ssed in the previous section the focal issue is high frequency signal content which exceeds the multimeter s bandwidth For periodic signals the combination of crest factor and repetition rate can sugg...

Страница 108: ...signal content is present Example An ac waveform to be measured is typically 1Vrms and will be measured on the 1 V range It has occasional spikes of about 3 V i e representing a Crest Factor of 10 and...

Страница 109: ...nternal noise and external noise pickup are critical when measuring slow signals The error is inversely proportional to frequency Measurement errors will also occur if you attempt to measure the frequ...

Страница 110: ...e response curve while charging is shown below Capacitance is calculated by measuring the change in voltage DV that occurs over a short aperture time Dt This measurement is repeated at two different t...

Страница 111: ...pected since this is esentially a dc measurement method while LCR measurement uses applied frequencies anywhere from 100 Hz to 100 kHz In most cases neither method measures the capacitor at its exact...

Страница 112: ...provide very accurate highly linear relationships between resistance and temperature over a range of roughly 200 to 500 o C There is very little conversion complexity for an RTD since it is so intrins...

Страница 113: ...multimeter s analog to digital A D converter samples the input signal for a measurement A longer aperture yields better resolution a shorter aperture provides for faster measurements This selectable f...

Страница 114: ...per second albeit with reduced accuracy since the filter may not fully settle If the sample to sample levels are similar little settling time is required for each new reading Under this specialized c...

Страница 115: ...ficant dc voltages present This circuit can be as simple as a resistor and a capacitor For ac current additional settling time is not required when the dc level varies sample to sample Making High Spe...

Страница 116: ...their internal circuitry Non ideal capacitances in cables and other devices may have much longer settling times than expected just by RC time constants due to dielectric absorption soak effects Error...

Страница 117: ...few minutes AC Current Measurement Errors Burden Voltage Burden voltage errors which apply to dc current also apply to ac current measurements However the burden voltage for ac current is larger due t...

Страница 118: ...h frequency impedance of a source by placing a capacitor in parallel with the multimeter s input terminals You may have to experiment to determine the correct capacitor value for your application Most...

Страница 119: ...ly in the backward input case due to slight differences in stray capacitance to earth The multimeter s errors are greatest for high voltage high frequency inputs Typically the multimeter will exhibit...

Страница 120: ...120 34410A 11A User s Guide 4 Measurement Tutorial...

Страница 121: ...123 AC Characteristics 126 Frequency and Period Characteristics 128 Capacitance Characteristics 130 Temperature Characteristics 130 Measurement and System Speeds 131 General Specifications 133 Dimens...

Страница 122: ...is present measurement accuracy may be reduced Particularly note The voltage measurement probes are not shielded and can act as antennas causing electromagnetic interference to be added to the signal...

Страница 123: ...0 0 0006 0 0040 0 0006 0 0005 0 0005 0 0005 0 0001 0 0005 0 0001 0 0005 0 0001 0 0005 0 0001 Resistance 4 100 0000 W 1 000000 KW 10 00000 KW 100 0000 KW 1 000000 MW 10 00000 MW 100 0000 MW 1000 000 MW...

Страница 124: ...error of reading 2 Conditions Within 10 minutes and 0 5 C Within 10 of initial value Following a 2 hour warm up Fixed range Using 10 Measurements are made using accepted metrology practices RMS Noise...

Страница 125: ...1000 V on all ranges Offset Compensation Selectable on the 100 W 1 kW and 10 kW ranges DC Current Shunt Resistor 0 1W for 1 A 3 A 2 W for 10 mA 100 mA 200 W for 100 A 1 mA Input Protection Externally...

Страница 126: ...Hz 20 Hz 200Hz Frequencies greater than these filter settings are specified with no additional errors AC Current Burden Voltage Function Range 3 Frequency Range 24 Hour 2 TCAL 1 C 90 Day TCAL 5 C 1 Ye...

Страница 127: ...ranges True RMS AC Current Measurement Type Directly coupled to the fuse and shunt AC coupled True RMS measurement measure the AC component only Measurement Method Digital sampling with anti alias fi...

Страница 128: ...10 minutes and 0 5 C Within 10 of initial voltage and 1 of initial frequency Following a 2 hour warm up For inputs 1 kHz and 100 mV Using 1 second gate time Measurements are made using accepted metro...

Страница 129: ...siderations All frequency counters are susceptible to error when measuring low voltage low frequency signals Shielding inputs from external noise pickup is critical for minimizing measurement errors S...

Страница 130: ...surement of resulting ramp Connection Type 2 Wire Temperature Characteristics Accuracy Specifications of reading of range 1 1 For total measurement accuracy add temperature probe error Function Range...

Страница 131: ...3 1000 1 0 0200 0 0200 0 0200 0 0200 60 ACV 10 V Range Slow Filter 0 0100 0 0100 0 0100 0 0100 50 Medium Filter 0 0100 0 0100 0 0100 0 0100 150 Fast Filter 0 0100 0 0100 0 0100 0 0100 500 2 Wire W 10...

Страница 132: ...ne range to next higher range 10V 10Mohm 4 Time to automatically change one range and be ready for new measurement 10V 10Mohm Function Resolution NPLC rdgs Sec DCV 0 006 10000 ACV Fast Filter 500 2 Wi...

Страница 133: ...8mm x 303 2mm Weight 3 72 kg 8 2 lbs Safety IEC 61010 1 EN 61010 1 UL 61010 1 CAN CSA C22 2 No 61010 1 Refer to Declaration of Conformity for current revisions Measurement CAT II 300V CAT I 1000V Pol...

Страница 134: ...00 sec 20 ms step size External Trigger Low power TTL compatible input programmable edge triggered Delay 1mS Jitter 1mS Max rate up to 5 kHz Min Pulsewidth 1 us Voltmeter Complete 3 V Logic output Pol...

Страница 135: ...34410A 11A User s Guide 135 Specifications 5 Dimensions All dimensions are shown in millimeters...

Страница 136: ...ror For dc voltage dc current and resistance measurements you may need to apply an additional reading speed error or autozero OFF error For ac voltage and ac current measurements you may need to apply...

Страница 137: ...error add the reading error and range error You can then convert the total measurement error to a percent of input error or a ppm parts per million of input error as shown below Error Example Assume t...

Страница 138: ...als and within a stable environment Short term accuracy is usually specified for a 24 hour period and for a 1 C temperature range 90 Day and 1 Year Accuracy These long term accuracy specifications are...

Страница 139: ...LCs for INTEGRATION Set INPUT Z to HI Z for the 100 mV 1 V and 10 V ranges for the best dc voltage accuracy Use the 4 wire ohms function W 4W for the best resistance measurement accuracy For 2 wire oh...

Страница 140: ...140 34410A 11A User s Guide 5 Specifications...

Страница 141: ...9 Capacitance Measurements 27 Configuring 48 Errors In 110 Specifications 130 Carrry Handle 32 Changing Digits Displayed 22 43 Character Entry 44 Configuring LAN 89 USB 88 Connectors on Rear Panel 9 C...

Страница 142: ...101 Manual Ranging 59 MAth Functions dB Measurements 65 Math Functions 64 dBm 65 Limit Testing 68 Statistics 67 Maximum Value 67 Measure 2 Wire Ohms 25 4 wire Ohms 25 AC Current 24 AC Volts 23 Capaci...

Страница 143: ...45 46 47 Beeper 63 Centigrade 48 Fahrenheit 48 Gate Time 47 Input IMpedance 45 Integration Time 45 46 48 Kelvin 48 NPLC 45 46 48 Null 45 46 47 48 Offset Comp 46 47 Probe Type 47 Radix Character 62 Ran...

Страница 144: ...144 34410A 11A User s Guide Index U USB Interface 86 88 V VM Complete 76 W Waste Electrical and Electronic Equipment Directive 2 Web Browser 93 Web Password 89 92...

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