Operator`s manual

3 Signametrics
TABLE OF CONTENTS
1.0 INTRODUCTION .................................................................................................................................................6
1.1 SAFETY CONSIDERATIONS..........................................................................................................................6
1.2 MINIMUM REQUIREMENTS .........................................................................................................................6
1.3 FEATURE SET .............................................................................................................................................6
2.0 SPECIFICATIONS ...............................................................................................................................................7
2.1 DC VOLTAGE MEASUREMENT ...................................................................................................................7
2.2 DC CURRENT MEASUREMENT....................................................................................................................8
2.3 RESISTANCE MEASUREMENTS....................................................................................................................8
2.3.1 2-wire.......................................................................................................................................8
2.3.2 4-wire.......................................................................................................................................8
2.4 AC VOLTAGE MEASUREMENTS..................................................................................................................8
2.4.1 AC Voltage True RMS Measurement.......................................................................................9
2.4.2 AC Volts Accuracy...................................................................................................................9
2.5 AC CURRENT MEASUREMENT, TRUE RMS..............................................................................................10
2.6 DIODE TEST FUNCTION ............................................................................................................................10
2.7 MEASUREMENT RATES CONTROL ............................................................................................................11
2.8 ACCURACY NOTES ...................................................................................................................................11
2.9 OTHER SPECIFICATIONS ...........................................................................................................................12
2.10 ACCESSORIES .........................................................................................................................................13
3.0 GETTING STARTED.........................................................................................................................................14
3.1 SETTING THE DMM..................................................................................................................................14
3.2 INSTALLING THE SOFTWARE.....................................................................................................................14
3.3 INSTALLING THE DMM MODULE .............................................................................................................14
3.4 CALIBRATION FILE ...................................................................................................................................14
3.5 DMM INPUT TERMINALS .........................................................................................................................15
3.6 DMM REAR PANEL..................................................................................................................................15
3.7 STARTING THE CONTROL PANEL ..............................................................................................................16
3.8 USING THE CONTROL PANEL ....................................................................................................................16
4.0 DMM OPERATION AND MEASUREMENT TUTORIAL...........................................................................18
4.1 VOLTAGE MEASUREMENT........................................................................................................................18
4.1.1 DC Voltage Measurements ....................................................................................................18
4.1.2 True RMS AC Voltage Measurements ...................................................................................18
4.2 CURRENT MEASUREMENTS ......................................................................................................................18
4.2.1 Improving DC Current Measurements ..................................................................................19
4.3 RESISTANCE MEASUREMENTS..................................................................................................................19
4.3.1 2-Wire Ohm Measurements ...................................................................................................19
4.3.2 4-Wire Ohm Measurements ...................................................................................................19
4.3.3 Effects of Thermo-Voltaic Offset............................................................................................20
4.4 DIODE CHARACTERIZATION .....................................................................................................................20
5.0 WINDOWS INTERFACE..................................................................................................................................21
5.1 DISTRIBUTION FILES ................................................................................................................................21
5.2 USING THE SMU2060 DRIVER SET WITH C++ OR SIMILAR SOFTWARE...................................................22
5.3 VISUAL BASIC FRONT PANEL APPLICATION.............................................................................................23
5.3.1 Visual Basic Simple Application............................................................................................23
5.4 WINDOWS DLL DEFAULT MODES AND PARAMETERS..............................................................................24
5.5 USING THE DLL WITH LABWINDOWS/CVI...........................................................................................24
5.6 WINDOWS COMMAND LANGUAGE ...........................................................................................................24
DMMCalibrate................................................................................................................................25
DMMCleanRelay ............................................................................................................................25
DMMClearMinMax ........................................................................................................................26