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Fluke 125 - Voelkner

1. 240 ns 20 ns to 5 ms div 2200 ns 10 ms to 60 s div Glitch detection is always active Horizontal Move seeeeee 10 divisions Trigger point can be positioned anywhere across the Screen i 0 Dual Input Oscilloscope Trigger Screen Update Free Run On Trigger ge sekret unless A B EXT EXTernal via optically isolated trigger probe ITP120 optional accessory Sensitivity A and B DC to 5 MHZ eee 0 5 divisions or 5 mV 40 MHZ eem 1 5 divisions 0 60 MH teinte 4 divisions 1 To Positive Negative Video on A interlaced video signals only IV 010 TJ Lines Line Select Standards PAL NTSC PAL SECAM Polarity sss Positive Negative Sensitivity iiciin 0 6 divisions sync 10 3 Fluke 125 Users Manual Advanced Scope Functions Display Modes Normal Captures up to 40 ns glitches and displays analog like persistence waveform Smooth Suppresses noise from a waveform Envelope Records and displays the minimum and maximum of waveforms over time Auto Set Connect and View Continuous fully automatic adjustment of amplitude time base trigger levels trigger gap and hold off Manual override by user adjustment of amplitude time base or trigger level 10 4 Dual Input Meter The accuracy of all measurements is within of rea
2. eich eich ele lt 4V pies 2 5 counts Measurement Current 0 5 mA Polarity sssssssse on input A on COM Capacitance CAP Ranges 50 nF 500 nF 5 uF 50 uF 500 uF ACCUraCy eee dette itte 2 10 counts Full Scale Reading s 5000 counts Measurement Current 5 uA to 0 5 mA increases with increasing ranges Dual slope integrating measurement with parasitic serial and parallel resistance cancellation 10 7 Fluke 125 Users Manual Advanced Meter Functions Zero Set Set actual value to reference Fast Normal Smooth Meter settling time Fast 1s 1 us to 10 ms div Meter settling time Normal 2s 1 us to 10 ms div Meter settling time Smooth 10s 1 us to 10 ms div Touch Hold on A Captures and freezes a stable measurement result Beeps when stable Touch Hold works on the main meter reading with thresholds of 1 Vpp for AC signals and 100 mV for DC signals TrendPlot Graphs meter readings of the Min and Max values from 15 s div 120 seconds to 2 days div 16 days with time and date stamp Automatic vertical scaling and time compression Displays the actual and Minimum Maximum or average AVG reading Fixed Decimal Point Possible by using attenuation keys 10 8 Cursor readout Sources A B Single Vertical Line Average Min and Max Readout Average Min Max and Time from Start of
3. Power Factor PF ratio between Watts and VA pes 0 00 to 1 00 Walt RMS reading of multiplying corresponding samples of input A volts and input B amperes Full Scale reading sss 999 counts WA EE a a i reit Vrms x Arms Full Scale Reading 999 counts VA Reactive VAR sse AQVAY w Full Scale Reading ss 999 counts Vpwm Purpose to measure on pulse width modulated signals like motor drive inverter outputs Principle readings show the effective voltage based on the average value of samples over a whole number of periods of the fundamental frequency ACCUraCy nosice as Vrms for sinewave signals Input A Ohm Q Ranges 500 5000 5 kQ 50 KQ 500 KQ vesied 5 MO 30 MO ACCURACY 0 6 5 counts aretat 50 Q 2 96 20 counts Full Scale Reading 50 Q to 5 MO 5000 counts 30 MO seek UR 3000 counts Measurement Current 0 5 mA to 50 nA decreases with increasing ranges Open Circuit Voltage eene lt 4V Continuity CONT I aa osa 300 5Q in 50 range Measurement Current sssssss 0 5 mA Detection of shorts of sssssssssssss 21ms uc 0 Dual Input Meter Diode Measurement Voltage 0 5 MA Liknende gt 2 8V Qopen CIrCull 2 2
4. trigger Recording Slow Signals over a Long Period of Time The roll mode function supplies a visual log of waveform activity and is especially useful when you measure lower Open the application menu Open the TRIGGER submenu IHPUT UPDATE nra E FREE RUH OB O OH TRIG O ERT O SINGLE O VIDEO on A O ROLL Back swoon ENTER Highlight A Accept INPUT A Highlight ROLL frequency waveforms e E o W 2 OO o a o OO 23 2x Start Recording The waveform moves across the screen from right to left like a normal chart recorder Observe that during recording no measurements are made See Figure 2 14 Scope Meter Mode Acquiring the Waveform CUHSOR 05 H Figure 2 14 Recording Waveforms over Longer Period of Time EJ Freeze Recording Observe that the measurement values are only displayed after EN is pressed See figure 2 14 2 15 Fluke 125 Users Manual Selecting AC Coupling Use AC coupling when you wish to observe a small AC signal that rides on a DC signal To select AC coupling on input A do the following O O 2 16 VHzA Qc Ev do ZE 2x Open the A MEASUREMENTS menu Open the INPUT menu PROBE COUPLING WAVEFORM W HORMAL O INVERT SELECT WDC AC ADJUST OAC BACK zero MUCH ENTER Jump to the COUPLING field Highlight AC Accept AC coupling Reversing the Polarity of the Displayed Waveform T
5. 10BaseT RS 232 EIA 232 RS 485 EIA 485 10 9 Fluke 125 Users Manual Miscellaneous Display SiZ 72x 72 mm 2 83 x 2 83 in Isesolutlon vassa sms tite ciae aiia 240 x 240 pixels Waveform Display MettiCal riii 8 div of 20 pixels Horizontal enne 9 6 div of 25 pixels Backlight Cold Cathode Fluorescent CCFL A Power External usuuss via Power Adapter PM8907 Input Voltage isisisi 10 to 21V DC ad ET enne nnne nenne 5W typical Input Connector 5 mm jack Internal ee via Battery Pack BP120MH Battery Power Rechargeable Ni MH 4 8V Operating Time 6 hours with bright backlight 6 30 hours with dimmed backlight Charging Time 7 hours with test tool off 60 hours with test tool on 12 20 hours with refresh cycle Allowable ambient temperature during charging 0 to 45 C 32 to 113 F 10 10 Memory Number of Data set Memories ssss 20 Mechanical Sj 232 x 115 x 50 mm 9 1 x 4 5 x 2 in lp seen 1 2 kg 2 5 Ibs including battery pack Interface ssssese RS 232 optically isolated TO Printer eos supports Epson FX LQ and HP Deskjet Laserjet and Postscript Serial via PM9080 optically isolated RS 232 adapter cable optional Parallel via PAC91 optically isolated print adapter cable optional TO PC uiae D
6. Battery Pack 0 2 8 2 8 8 Index Battery Power 10 10 battery refresh 8 3 Battery Refresh Date 8 7 Battery Replacing 8 4 BB120 Adapters 8 9 Blue Function Keys 2 2 BP120MH Battery Pack 8 8 Bright Display 1 3 Bus test limits 4 4 bus type 4 2 BUSHEALTH 4 2 C C120 Hard Case 8 10 C125 Compact Soft Case 8 10 Capacitance 9 6 10 7 Case 8 10 Cat lll 0 6 Fluke 125 Users Manual Caution 0 4 Changing the Amplitude 2 10 Changing the Time Base 2 10 Charge Time 10 10 Charger 8 8 Charging 8 2 Cleaning 8 1 Common 1 5 Communication Errors 9 7 Compact Soft Case 8 10 Computer 3 Connect and View function 2 3 Connecting a Computer 4 Connecting the Inputs 2 4 Continuity 9 6 10 7 Contrast 1 3 Crest Factor 10 6 Current Measurement 10 6 Cursors 2 22 10 8 D Data set 6 1 Dataset name 6 2 Date 9 3 DC Voltage VDC 10 4 DC Coupling 2 16 Decibel dB 10 6 2 Declaration of Conformity 0 1 Deleting Data Sets 6 3 Dimmed Display 1 3 Diode 9 6 10 7 Display 10 10 Disposing Batteries 8 4 Duty Cycle 10 5 E Earth Ground 0 6 Electrical Shock 0 5 Electrically Floating 0 6 Electromagnetic Compatibility 0 1 10 11 Emission 10 11 Envelope 10 4 Envelope of a Waveform 2 13 Environmental 10 11 Environmental Data 10 1 Eye pattern 4 7 ER Fast Smooth 10 8 Field Bus Measurements 10 9 Fieldbus 4 1 Fixed Decimal Point 10 8
7. Danish Norwegian Swedish Finnish Russian CD ROM with Users Manual All languages Note all manuals can be downloaded from Fluke s website www fluke com BB120 set of two 4822 872 30795 4822 872 30796 4822 872 30797 4022 240 12370 8 9 Fluke 125 Users Manual Optional Accessories fem Ordering Code Software amp Cable Carrying Case Kit Supplied with Fluke 125 S SCC 120 Set contains the following parts Optically Isolated RS 232 USB Adapter Cable OCAUSB Hard Carrying Case Supplied with Fluke 125 S C120 FlukeView ScopeMeter Software for Windows SW90W Isolated Trigger Probe 8 10 Chapter 9 Tips and Troubleshooting Introduction This Chapter gives you information and tips on how you can make the best use of the test tool Using the Tilt Stand The test tool is equipped with a tilt stand allowing viewing from an angle You can also use the tilt stand to hang the test tool at a convenient viewing position Simply tilt the stand and hang the test tool Typical positions are shown in Figure 9 1 Figure 9 1 Using the Tilt Stand 9 1 Fluke 125 User Manual Changing the Information Language When you operate the test tool messages appear on the screen These messages are always displayed in a box and can be displayed in various languages If you want to change the language of the messages into e g Italian do the following O O 9 2 WD
8. FlukeView 3 8 10 FREE RUN 2 19 Freeze Recording 2 15 Freezing the Screen 2 8 Frequency Hz 10 5 Frequency Response 10 2 Function Keys 2 2 MG Glitch Detection 10 3 glitches 10 4 Gray Text 1 4 2 19 Grey INPUT B 1 5 Grid Display 9 2 ground 0 6 Ground Test Lead 8 9 Grounding Problems 9 6 H Hard Carrying Case 8 10 Harmonics 3 1 Harmonics Measurements 10 9 HC120 Hook Clips 8 9 High Frequency Measurements 2 25 Holding a Stable Reading 2 8 Hook Clips 8 9 Horizontal Cursors 2 22 Horizontal Move 10 3 Humidity 10 11 Hz 10 5 Immunity 10 11 Information Language 9 2 Input A 1 5 Input B 1 5 Input Coupling 2 16 Input Impedance 10 2 insulated isolated 0 5 Isolated 0 6 Isolated Trigger Probe 2 19 8 10 Isolated Triggering 2 19 ITP120 2 19 8 10 K K factor 3 1 3 5 L Language 9 2 Level 2 17 Maintenance 8 1 Making Measurements 2 4 Manual 8 9 Manual Override 10 4 Manual Ranges 2 10 Max Floating Voltage 0 6 10 2 10 11 Max Input Voltage 10 2 10 11 Max Input Voltages 0 6 Maximum MAX Reading 5 3 Measurement Category III 0 6 Measurement Connections 1 5 Measurements 2 4 Mechanical 10 10 mechanical damage 0 5 Memory 10 10 Menu Area 2 2 Meter A Measurement 2 6 Meter B Measurement 2 6 Min Max Reading 5 3 Multimeter Disturbance 10 14 N Ni MH Battery Pack 0 2 8 2 Index continued 0
9. FlukeView Using FlukeView amp Software Using FlukeView Software To connect the test tool to a computer for using the FlukeView software for Windows SW90W do the following Use the Optically Isolated RS 232 USB Adapter Cable OCAUSB to connect a computer to the OPTICAL PORT of the test tool See Figure 7 3 For all information relating to installing and using the FlukeView ScopeMeter software see the SW90W Users Manual A Software amp Cable Carrying Case Kit is optional available as model number SCC 120 Figure 7 3 Connecting a Computer 7 3 Fluke 125 Users Manual Introduction This chapter covers basic maintenance procedures that can be performed by the user For complete service disassembly repair and calibration information see the Service Manual You will find the part number of the Service Manual in the section Parts and Accessories in this manual Chapter 8 Maintaining the Test Tool Cleaning the Test Tool Clean the test tool with a damp cloth and a mild soap to avoid abrasion of text on the test tool Do not use abrasives solvents or alcohol Storing the Test Tool If you are storing the test tool for an extended period of time charge the rechargeable battery pack before storing It is not necessary to remove the battery pack 8 1 Fluke 125 Users Manual Charging the Rechargeable Battery Pack At delivery the batteries may be empty and must be charged to fill them co
10. For the SCOPE METER mode and the HARMONICS mode various probes can be used for the test tool measurement functions for example a 10 1 voltage probe a 1mV C Temperature probe or a 10 mV A current clamp To adapt the test tool readout to the used probe do the following D Maz A The Input A or Input B in MEASUREMENTS menu and a F1 F4 button bar pops up B KN Open the INPUT menu OO Highlight SELECT Open the PROBE on A B menu DER Highlight the required probe type 60 0 Q K Accept the probe type The menu will be closed Close the INPUT menu 9 1 6 Introduction The Scope Meter mode offers you e a dual input 40 MHz digital oscilloscope e two 5 000 counts true RMS digital multimeters This Chapter provides a step by step introduction to the Scope and Meter measurements The introduction does not cover all of the capabilities of the test tool but gives basic examples to show how to use the menus perform basic operations Chapter 2 Scope Meter Mode Selecting the Scope Meter Mode To select the Scope Meter mode do the following Eg Open the application mode menu E COPE METER O HARMOHICS O BUSHEALTH TREHDPLOT TRIGGER SMOOTH If ENTER GE Highlight SCOPE METER o EN Enter the SCOPE METER mode 2 1 Fluke 125 Users Manual Reading the Screen The screen is divided into three areas Reading area Waveform area and Menu a
11. OC4USB 3 8 10 Ohm Q 9 6 10 7 Operating Time 10 10 Optical Interface 7 1 7 3 10 10 p PAC91 8 10 Parallel Print Cable 8 10 Parallel Printer 2 Parts 8 7 Peak 10 5 Performance Characteristics 10 1 Phase 10 6 PM8907 8 8 PM9080 1 8 10 Polarity 2 16 Positioning the Waveform 2 11 Power Adapter 8 8 9 4 Power Down Timer 9 4 Power Measurement 10 6 Powering the Test Tool 1 1 Print Cable 8 10 Printing 7 1 Printing Errors 9 7 Probe 8 5 8 8 10 2 Fluke 125 Users Manual Probe 10 1 2 25 Probe Adjustment 2 25 Probe Attenuation 2 25 Probe Settings 1 6 Pulse Width 10 5 R Reading Area 2 2 2 4 Reading the Screen 2 2 Recalibrating 8 7 Recalling Data Sets 6 3 Record a Waveform 2 13 Recording Slow Signals 2 15 recycling information 0 4 Red INPUT A 1 5 Refreshing the Batteries 8 7 Relative Measurements 2 9 Renaming Data Sets 6 3 Replaceable Parts 8 7 Replacing Batteries 8 4 Resetting the Test Tool 1 2 Reversing the Polarity 2 16 Rise Time 10 2 Rise Time Measurements 2 24 RMS Voltages 10 4 Roll Mode Function 2 15 RPM 2 6 10 5 RS 232 Adapter Cable 1 8 10 RS 232 Communication Errors 9 7 RS 232 USB Adapter Cable 3 EN ee Safety 10 11 Safety Characteristics 10 1 Safety Precautions 0 4 Safety Requirements 0 1 Sampling Rate 10 3 Saving Data Sets 6 1 SCC 120 3 8 10 Scope Modes 10 3 Scope Probes 8 8 Scope Meter Mode 2 1
12. Ona WaVvefotrm 2 m trei diete e erede ee Aetna bend dee Eee esha NN cod un 2 17 Setting Trigger Level and Slope sss eee emen 2 17 Selecting the Trigger Parameters sse enn 2 18 Isolated Triggeririg eere rennen rre eie 2 19 Triggering Oni Video Signals sssusa eo ie ruote tra n eed perdo dE 2 20 Triggering on a Specific Video Line sse ee 2 21 Making Cursor Measurements sssssseee eene eene nennen 2 22 Using Horizontal Cursors on a Waveform ssrrrursvnnnvnvvvnnnnnrrvnnrvvnnnrvsrrnnrrnnrrnerrnnnnn 2 22 Using Vertical Cursors on a Waveform essen 2 23 Using the 10 1 Probe for High Frequency Measurements sene 2 25 Probe Attenuation aeree eret e Ren REPRE REN edere KANEN 2 25 Probe Adyjustmant 2 iiec pepe cepe ne Aere e eee Idee ines 2 25 Harmonics 55 2 arret tiic iecore lxi Nv avaan aN E E Fa waa SER RERO 3 1 IntrOdUCtION ioci eiie eerte e e eee d eec TRI PIRE Ug 3 1 Measuring Harmonics ennt ete tiers eee dde hoi ser e Ere cnni pde ERE 3 1 Performing Harmonics Measurements sse 3 2 Zooming Harrrornlcs iain teer dete m eei EP eee 3 4 BI ello E 3 4 Reading the Harmonics Screen sssssssseee enne 3 5 Field Bus MeasurementS m se rrurvvnnnannvnnnnnnvnnnnnnnennnnnnvnnnnnnenensnnnennnnnnnvnnnnnnennnnnnennnnnnven 4 1 Introductlon s odi beet i etii
13. Open the USER OPTIONS menu Open the LANGUAGE SELECT submenu O ENGLISH CIPORTUGUES rr CO FRANCAIS O ITALIANO nH4A REE r oO ODEUTSCH m GUSTS O ESPA OL o 3 BATTERY VERSION REFRESH BACK amp caL ENTER Highlight ITALIANO Italian Accept ITALIANO as language Setting the Grid Display To choose a dotted grid do the following ER Open the USER OPTIONS menu DO Highlight GRID TYPE E Open the GRID TYPE submenu DISPLAY GRID as m LINES O DOTS O KO GRID GO Choose DOTS Fa Accept the new grid display Use LINES when you need a cross hatch pattern based on the horizontal time and vertical divisions on the screen Use DOTS when you need vertical and horizontal division dots as added reference points to the screen Changing Date and Time The test tool has a date and time clock To change the date to e g 20 June 2007 do the following ER Open USER OPTIONS menu USER OPTIONS PRINTER SETUP GRID TYPE DATE ADJUST TIME ADJUST AUTOSET ADJUST POWER DOWN ATTERY Lancvaee REF REST I VERSION ENTER Highlight DATE ADJUST E Open DATE ADJUST submenu DATE ADJUST Use to adjust YEAR MONTH 2002 05 do Choose 2007 GO Choose 06 DAY 20 Jump to MONTH FORMAT DD MMZYY BW MM DD YY ENTER e O O Go Go Tips and Troubl
14. RUN the test tool automatically updates the trace even if there are no triggers ON TRIG the screen is updated only when valid triggers occur Scope Meter Mode Triggering on a Waveform Isolated Triggering Use the optically isolated trigger probe ITP120 optional to trigger on an external source and to isolate the test tool from a trigger waveform See Figure 2 16 To choose the isolated trigger probe select EXT in point Q of the previous example Trigger level is fixed and is TTL compatible Figure 2 16 Isolated Triggering Fluke 125 Users Manual Triggering on Video Signals e Apply an interlaced video signal to the red input A To trigger on a random video line continue from point of the previous example as follows Q Q o 2 20 DO ES Highlight VIDEO on A Open the VIDEO TRIGGER submenu VIDEO TRIGGER SYSTEM LIHE POLARITY a O RANDOM M POSITIVE O HTSC M SELECT O NEGATIVE OPALplus i O SECAM ENTER Highlight PAL Select PAL Highlight RANDOM Select RANDOM OO Highlight POSITIVE 00 Fa Accept the video trigger selections Trigger level and slope are now fixed See Figure 2 17 Positive video is indicated as a icon on bottom of the 1014 EU 2 fuii idus lt irig fis CURSOR ON Figure 2 17 Measuring Video Signals Triggering on a Specific Video Line To view a specific
15. Readout in ROLL mode instrument in HOLD Min Max and Time from Start of Readout in TRENDPLOT mode instrument in HOLD Dual Vertical Lines Peak Peak Time Distance and Reciprocal Time Distance Readout Average Min Max and Time Distance Readout in ROLL mode instrument in HOLD Dual Horizontal Lines High Low and Peak Peak Readout Rise or Fall Time Transition Time 0 Level and 100 Level Readout Manual or Auto Leveling Auto Leveling only possible in Single Channel Mode Accuracy As Oscilloscope Accuracy Harmonics Measurements Number of Harmonics EP DC 33 lt 60 Hz Fe eee DC 24 400 Hz Readings Cursor readings fundamental 40 70 Hz V rms A rms ecce fund 3 2 counts EIS 33st 5 3 counts Walt iet encierra fund 5 10 counts 33st 10 10 counts Frequency of fundamental 0 25 Hz Phase Angle fund 3 33st 15 K factor in Amp and Watt 10 Time b e 25 se eite eR aure fixed cs 0 Harmonics Measurements Field Bus Measurements Type Subtype Protocol AS i NEN EN50295 CAN ISO 11898 Interbus S RS 485 EIA 485 ControlNet 61158 type 2 Modbus RS 232 RS 232 EIA 232 RS 485 RS 485 EIA 485 Foundation H1 61158 type 1 31 25 kBit s Fieldbus 1 MBit s 2 5 MBit s Profibus DP EIA 485 PA 61158 type 1 Ethernet Coax 10Base2 TP
16. Standards used EN 61010 1 2001 Safety Requirements for Electrical Equipment for Measurement Control and Laboratory Use EN 50081 1 1992 Electromagnetic Compatibility Generic Emission Standard EN55022 and EN60555 2 EN 50082 2 1992 Electromagnetic Compatibility Generic Immunity Standard IEC1000 4 2 3 4 5 The tests have been performed in a typical configuration This Conformity is indicated by the symbol CE i i e Conformit Europ enne 0 1 Fluke 125 Users Manual Unpacking the Test Tool Kit Note When new the rechargeable battery pack is not The following items are included in your test tool kit see fully charged See Chapter 2 Figure 1 Description Fluke 125 Fluke 125 S 2 Rechargeate NMH Baer O fe fe 3 Power Adapterattery harer 1 1 4 Shielded Test Leads wih Black Ground les fe fe 5 Test Lead Black forGrounding ef e Hoikan 7_ Aligator Cis red gray EON 1 1 s Bananado BNC Adapters blak SSS e Geting Started Manual his book ye pe Lw cpmowwmuesMamas fe fe m 10 1 Vatage Probe pe fe ajama fe G Spmmwbs o 14 OptcalylsomtedR amp 2s2US8 Adaptere 15 FlukeView SoopeMeter Sofware fr Windows pe 16 haracanymgcae pf 0 2 Unpacking the Test Tool Kit Figure 1 ScopeMeter Test Tool Kit 0 3 Fluke 125 Users Manual Safely Using the Test Tool Attention Carefully read the
17. screen that looks like Figure 1 2 1 2 p NN a SmUA ions lt feig Ar TRIGGER CURSOR Hoyr SLOPE gt ON Figure 1 2 The Screen After Reset Changing Backlight After power up the screen has a high bright display To save battery power the screen has an economic brightness display when operated on the battery pack no power adapter connected Note Using dimmed display lengthens maximum battery power operation time To change the brightness of the display do the following O Invoke the LIGHT CONTRAST button bar O ED Select LIGHT b Dim or brighten the backlight The high brightness increases when you connect the power adapter General Operating Instructions Changing Backlight Changing Contrast To change the screen contrast do the following Invoke the LIGHT CONTRAST button bar E Select CONTRAST GO Press and hold to change the contrast 1 1 3 Fluke 125 Users Manual Making Selections in a Menu How to use the menus is illustrated in the example below on how to adjust the test tool for use with a certain printer type O E The user options menu pops up O 96 Highlight PRINTER SETUP Open the PRINTER SETUP menu Highlight the reguired printer type Highlight the reguired baud rate eo Fa OO Fa Accept the printer type OO Fa Accept the baud rate The menu will be closed Notes Pressing EI a second time
18. video line in more detail you can select the line number To measure on a selected video line continue from point of the previous example as follows GO Highlight SELECT o m o ES UIDED TRIGGER SYSTEM LIHE POLARITY mmn O RANDOM N POSITIVE LH HTSE E SELECT OHEGATIVE O PALplus Osecam Select SELECT Highlight POSITIVE Accept the video trigger selections Scope Meter Mode Triggering on a Waveform To choose line 135 do the following O H DO Select number 135 Enable video line selection 2 21 Fluke 125 Users Manual Making Cursor Measurements Cursors allow you to make precise digital measurements on waveforms For 3 phase power measurements cursors are disabled Using Horizontal Cursors on a Waveform To use the cursors for a voltage measurement do the following F4 From Scope Meter mode display the Cursor Key functions SA letun o E Press to highlight EJ Observe that two horizontal cursor lines are displayed Highlight the upper cursor o zum DET Move the upper cursor to the desired position on the screen o EH GO Move the lower cursor to the desired position on the screen Highlight the lower cursor 2 22 Note Even when the key labels are not displayed at the bottom of the screen you can still use the arrow keys 430 vm CURSOR moue CURSOR IBT Chl OFF Figure 2 18 Voltage Measurement with Cursor
19. 07 Battery Charger Power Adapter e Before use check that the selected indicated voltage range on the PM8907 matches the local line power voltage and freguency eFor the PM8907 808 universal Battery Charger Power Adapter use only line cords that comply with the local safety regulations Note To accommodate connection to various line power sockets the PM8907 808 universal Battery Charger Power Adapter is equipped with a male plug that must be connected to a line cord appropriate for local use Since the adapter is isolated the line cord does not need to be equipped with a terminal for connection to protective ground Since line cords with a protective grounding terminal are more commonly available you might consider using these anyhow Safely Using the Test Tool A Warning To avoid electrical shock or fire if a Test Tool input is connected to more than 42 V peak 30 Vrms or on circuits of more than 4800 VA e Use only insulated voltage probes test leads and adapters supplied with the Test Tool or indicated as suitable for the Fluke 125 Test Tool e Before use inspect voltage probes test leads and accessories for mechanical damage and replace when damaged e Remove all probes test leads and accessories that are not in use e Always connect the battery charger first to the ac outlet before connecting it to the Test Tool e Do not apply input voltages above the rating of the instrument Use caution when using 1
20. 1 test leads because the probe tip voltage will be directly transmitted to the Test Tool e Do not use exposed metal BNC or banana plug connectors e Do not insert metal objects into connectors e Always use the Test Tool only in the manner specified Fluke 125 Users Manual A Max Input Voltages Input A and B directly 600 V CAT III Input A and B via BB120 300 V CAT III Input A and B via STL120 600 V CAT III AN Max Floating Voltage From any terminal to ground 600 V CAT III Voltage ratings are given as working voltage They should be read as Vac rms 50 60 Hz for AC sine wave applications and as Vdc for DC applications Measurement Category Ill refers to distribution level and fixed installation circuits inside a building The terms Isolated or Electrically floating are used in this manual to indicate a measurement in which the Test Tool s Shielded Banana inputs or banana jack is connected to a voltage different from earth ground The isolated input connectors have no exposed metal and are fully insulated to protect against electrical shock 0 6 If Safety Features are Impaired Use of the Test Tool in a manner not specified may impair the protection provided by the equipment Before use inspect the test leads for mechanical damage and replace damaged test leads Whenever it is likely that safety has be
21. 20 it reticere tn nenne 1 MQ 20 pF With iS TET120 iiio eerte tapa co 1 MQ 225 pF with VP40 10 1 Probe 5 MQ 15 5 pF Sensitivity 0 0 0 0 5 mV to 500 V div Display Modes sssssssss A A B B max Input Voltage A and B direct with test leads or with VP40 Probe 600 Vrms with BB120 ssseeem em 300 Vrms For detailed specifications see Safety Figs 4 1 4 2 max Floating Voltage from any terminal to ground 600 Vrms up to 400 Hz Resolution rtm ERREUR Pe Rn 8 bit Vertical Accuracy 1 0 05 range div Max Vertical Move eeeeeesese 4 divisions Horizontal Scope Modes Normal Single Roll Ranges Normal equivalent sampling 10 ns to 500 ns div real time sampling vnr 1 us to 5 s div Single real time sss 1 us to 5 s div Roll real time 4 ees 1s to 60 s div Sampling Rate for both channels simultaneously Equivalent sampling repetitive signals up to 1 25 GS s Real time sampling 1 us to 5 ms div eeeee 25 MS s 10 ms to 60 s div sissies 5 MS s Time Base Accuracy Equivalent sampling 0 4 0 04 time div Real time sampling 0 1 0 04 time div Glitch Detection
22. ADJUST ADJUST PROBE on B HO ADJUST ADJUST 10 1 PROBE ENTER Highlight ADJUST 10 1 PROBE zm A square wave appears on the screen Adjust the trimmer screw in the probe housing to give an optimum square wave pue pe Return to normal mode Calibration Information You can ask for the model identity version and calibration data at any time To display the identity do the following o M o EN Open the USER OPTIONS menu Open the VERSION amp CALIBRATION submenu UERSION amp CALIBRATION MODEL HUMBER 125 SOFTWARE VERSION U02 02 CALIBRATION HUMBER 3 CALIBRATIOH DATE 01 25 2007 BATTERY REFRESH DATE 01 25 2007 REES Lowumer nere ETT The screen gives you information about the model number with software version the calibration number with latest calibration date and the latest battery refresh date o Gm Recalibration must be carried out by qualified personnel only Contact your local Fluke representative for recalibration Return to normal mode Maintaining the Test Tool 8 Calibration Information Note The test tool specifications are based on a one year calibration cycle Parts and Accessories Service Manual A service manual can downloaded from Fluke s website www fluke com Standard Accessories The next tables list the user replaceable parts for the various test tool models To order replacement parts contact your nearest service center Fluke 125
23. CIAL INDIRECT INCIDENTAL OR CONSEQUENTIAL DAMAGES OR LOSSES INCLUDING LOSS OF DATA WHETHER ARISING FROM BREACH OF WARRANTY OR BASED ON CONTRACT TORT RELIANCE OR ANY OTHER THEORY Since some countries or states do not allow limitation of the term of an implied warranty or exclusion or limitation of incidental or consequential damages the limitations and exclusions of this warranty may not apply to every buyer If any provision of this Warranty is held invalid or unenforceable by a court of competent jurisdiction such holding will not affect the validity or enforceability of any other provision Fluke Corporation P O Box 9090 Everett WA 98206 9090 USA or Fluke Industrial B V P O Box 90 7600 AB Almelo The Netherlands SERVICE CENTERS To locate an authorized service center visit us on the World Wide Web http www fluke com or call Fluke using any of the phone numbers listed below 1 888 993 5853 in U S A and Canada 31 402 675 200 in Europe 1 425 446 5500 from other countries Table of Contents Chapter Title Page Declaration of Conformity 1 interiecto tee iaia lec 0 1 Unpackingithe Test Tool Kit 2 2 m rti De aai 0 2 Safely Using the Test Tool dee AN NA ec ee 0 4 1 General Operating Instructions eese a a a aa nennen nananana nnns 1 1 Intr duetion eus rte aa ETET E E EROR EREDRR EAR ER ERREUR EN 1 1 Preparations for USe maanisessa t in ea ie ea riae sdie be en dae
24. Doe ese det tate ve qe dhe dette eti teet dede 4 1 Performing Fieldbus Measurements sese enm emen 4 2 iii Fluke 125 Users Manual Reading the Sereen sistiese cr ee eoi tape cre karen te tu ERR Recte tale iaa a 4 4 Viewing the Bus Waveform Screen ssssssssseeeeen nene 4 7 Setting the Test Limits dui mene ui eq Et D e eise Dio ee te eue eee 4 8 Saving and Recalling Test Limits nnn 4 32 Plotting Measurements over Time TrendPlot s ss sssssesssssessessessessessessessesseeseeess 5 1 IntroQUctlOni zs roe tet t ERE De Rr rne 5 1 Starting Stopping a TrendPIOtTM sseeeeee emere 5 1 Changing the TrendPlot Reading seseeeeem eene nen 5 3 Making TrendPlot Cursor Measurements sssssseeeee emm eene 5 3 Saving and Recalling Data Sets rrrnnvnnnvvnnnnvnnnvvnnnnvnnnnvnnnnvnnnnennnnvnnnnennnnvnnenvnnnnnnnsnennnn 6 1 aiioiTei p 6 1 Savirig Data Sels n te e E EAR EU Osce b doce 6 1 Recalling Renaming Deleting Data Sets ssssseee naa aaean 6 3 Using a Printer and FlukeView rnnnnvennnnnnvennnnnnvnnnnnnennnnnnvnnnnnnnvnnnnnnennnnnnnennnnnnennnnnnenennr 7 1 INtRODUCTION cc 7 1 Using aiPrinten iei ee e i ne ei Dire eee ipie fa dies 7 1 Using FlukeView Software sssssseseseeeenene eene aa a naan anna en nennen 7 3 Maintaining the Te
25. FLUKE Fluke 125 Industrial ScopeMeter Users Manual GB Jan 2007 rev 1 08 07 2007 Fluke Corporation All rights reserved All product names are trademarks of their respective companies LIMITED WARRANTY amp LIMITATION OF LIABILITY Each Fluke product is warranted to be free from defects in material and workmanship under normal use and service The warranty period is three years for the Fluke 120 Series Test Tool and one year for its accessories The warranty period begins on the date of shipment Parts product repairs and services are warranted for 90 days This warranty extends only to the original buyer or end user customer of a Fluke authorized reseller and does not apply to fuses disposable batteries or to any product which in Fluke s opinion has been misused altered neglected or damaged by accident or abnormal conditions of operation or handling Fluke warrants that software will operate substantially in accordance with its functional specifications for 90 days and that it has been properly recorded on non defective media Fluke does not warrant that software will be error free or operate without interruption Fluke authorized resellers shall extend this warranty on new and unused products to end user customers only but have no authority to extend a greater or different warranty on behalf of Fluke Warranty support is available if product is purchased through a Fluke authorized sales outlet or Buyer has paid the applicable int
26. Pleite tei gueio d 1 1 Powering the Test Tool A E E ET TEET 1 1 Resetting the Test Tool ione erea ine Ere Resp aR 1 2 Changing Backlight 1 ini iiei e aa N dede dene taa 1 3 Changing Contrast ngetan deuote a a e est aa 1 3 Making Selections in a Menu sssssee aa naa aa nemen 1 4 Looking at the Measurement Connections sssssssssseeeeeeeeee enne 1 5 Input CD 1 5 Irniput B 23 oen mde osten n ust te 1 5 Fluke 125 Users Manual SG IE NE EE anes 1 5 Measurement Probes amp SettingS cccccccccecececcneceeeeeeeeceeaeceeeeeseseneaeeeeeeeseteesaeaeeeeeees 1 6 Scope Meter Mode rrnnrnnnnvnnnnvnnnnvnnnnvnnnnvnnnnvnnnnvnnnnnnnnnvennnvnnnnnnnnnnnnnnnnnenennnnnnnnnnnnnnnnnnnnnnn 2 1 Introduction timete eie ien RUM 2 1 Selecting the Scope Meter Mode ssseeene enm eene 2 1 Reading the Screen E E E A E a Kaanaa anna ennt tereti tes r tnit nennen nnns 2 2 Displaying an Unknown Signal with Connect and View Auto Set 2 3 Making Measurements erit neben eee e bredde vasen tiden 2 4 Connecting the Inputs s otia pecie terna port Perna dat inse tu enit nd e gik sunde rdg 2 4 Voltage measurements neenon tenete dene Ere bae deed Seen dene Tinte 2 4 Ohm Q continuity diode and capacitance measurements 2 4 Current measurements si isora ienei cheie ninata nEaN EnA intendente 2 4 Temperatu
27. Pulse waveforms 1 Hz to 1 MHZ eee 0 5 2 counts 1 MHz to 10 MHz 1 0 2 counts Full Scale Reading sss 1000 counts 10 5 Fluke 125 Users Manual Amperes AMP with current clamp Ranges same as VDC VAC VAC DC or PEAK Scale Factors 0 1 mV A 1 mV A 10 mV A 100 mV A 400 mV A 1 V A 10 mV mA Accuracy same as VDC VAC VAC DC or PEAK add current clamp uncertainty Temperature TEMP with optional temperature probe Range vicina 200 C div 200 F div Scale Factor 1 MV C and 1 mV F Accuracy as VDC add temp probe uncertainty Decibel dB uni 1V 0 dBm 6000 50 esee 1 mW referenced to 6000 or 500 AB ON si ue cine e VDC VAC or VAC DC Full Scale Reading 1000 counts Crest Factor CREST Range iio Een teet 1 to 10 ACCUFaCy eei cte en dene 5 1 count Full Scale Reading ssss 100 counts Phase MOd OSs 5 E Gr fe ce e od oso MU Genes Ato B B to A Range mre rete ines 0 to 359 degrees Accuracy up to 1 MHz eee 2 degrees Accuracy 1 MHz to 5 MHZ naissen 5 degrees ResollitlOni 2 2 iecit e eR eade 1 degree 10 6 Power Configurations 2 erret eee 1 phase druide perire 3 phase 3 conductor balanced loads 3 phase fundamental component only AUTOSET mode only
28. Reading The test tool continuously logs all readings to memory and displays these as graphs If input A and input B are on the upper graph belongs to input A Automatic vertical scaling and horizontal time compression resizes the TrendPlot to fit on the screen The TrendPlot is built up on the screen from left to right until the screen is full The automatic time scaling then compresses this information to about half the screen Note When a new minimum or maximum value is detected a beep occurs Changing the TrendPlot Reading To toggle the secondary TrendPlot reading between MIN minimum MAX maximum and AVERAGE do the following O Fa Change MIN into MAX reading O KN Change MAX into AVERAGE AVG reading Note that the date and time stamp now updates continuously to indicate the most recent change in a reading Plotting Measurements over Time TrendPlotTM Changing the TrendPlot Reading Making TrendPlot Cursor Measurements Cursors allow you to make precise digital measurements on the plotted graph s The display shows the measurement results and the date and time at the cursor position To use cursors do the following O EJ Stop updating the graph and freeze the screen Em Select CURSOR ON Fa Select the maximum or minimum plotted reading to be displayed From multiple readings during a time slot the minimum and the maximum main are plotted 06 Move the cursor to the desired posit
29. S From Scope mode display the Cursor Key functions CURSOR hove S AUTOS ER 1 Hi MGI DP OFF Press to highlight Ill rise time Observe that two horizontal cursors are displayed If only one trace is displayed select MANUAL or AUTO AUTO automatically does steps 4 to 6 For multiple traces select the required trace A or B Move the upper cursor to 10096 of the trace height A marker is shown at 90 Highlight the other cursor Move the lower cursor to 0 of the trace height A marker is shown at 10 A HIGH 153u I 038 nm 150v fizS00mU A 5 ns 4 xr Trig al CURSOR Ymoue AUTO CURSOR 1781 Emm CE OX OFF Figure 2 20 Risetime Measurement with Cursors The reading now shows the risetime from 10 90 of the trace amplitude and the voltage at the cursors in relation to the zero icon See Figure 2 20 fF Turn off the cursors Using the 10 1 Probe for High Frequency Measurements The test tool is supplied with a model VP40 10 1 Probe Use of this Probe is recommended when you measure high frequency signals in circuits with a high impedance The loading of the circuit by a 10 1 Probe is much lower than that of a 1 1 Shielded Test Lead Probe attenuation and probe adjustment must be observed when using a 10 1 Probe Probe Attenuation The Probe attenuates the signal 10 times Proceed as follows to adapt the Test Tool s voltage readout to this attenuation The exam
30. Sensitivity 10 2 Serial Printer 2 Service Manual 8 7 Shielded Test Leads 8 8 Shock 10 11 Single Shot 2 14 Slope 2 17 10 3 Slow Signals 2 15 Smooth 2 12 10 4 Software 8 10 Software Version 8 7 Specifications 10 1 Stable Reading 2 8 Stand 9 1 STL120 Test Leads 8 8 Storing 8 1 SW90W Software 7 3 8 10 Temperature Measurement 10 6 Temperature Environmental 10 11 Test Leads 8 8 Test Limits 4 8 4 9 THD 3 1 3 5 Tilt Stand 9 1 Time 9 3 Time Base 2 10 Time Base Accuracy 10 3 Time Base Ranges 10 3 time measurement 2 23 TL75 8 9 Touch Hold function 2 8 10 8 Trace Disturbance 10 13 TrendPlot function 10 8 TrendPlot Function 5 1 Trigger 10 3 Trigger Icons 2 17 Trigger Level 2 17 Trigger Parameters 2 18 Trigger Sensitivity 10 3 Triggering 2 17 Zero Reference 2 9 True RMS Voltages 10 4 U Unpacking 0 2 USB Adapter Cable 8 10 User Manual 8 9 Using a Printer 7 1 Using FlukeView Software 3 Vv Vertical Accuracy 10 2 Vertical Cursors 2 23 Vibration 10 11 Video Line 2 21 Video on A 10 3 Video Signals 2 20 VP40 Probe 2 25 VPS40 Probe Set 8 8 Vpwm Measurement 10 6 W Warning 0 4 Waveform Area 2 2 Index continued
31. Set for capturing slow waveforms down to 1 Hz do the following Note Setting the Auto Set adjust to 1 Hz will slow down the Auto Set response The display will show LF AUTO O Open the User Options menu DO Highlight AUTOSET ADJUST HD Open the AUTOSET ADJUST submenu AUTOSET ADJUST SEARCH for COUPLING ME Ab NSET to DC O SIGNAL gt 1Hz O UNCHANGED Tips and Troubleshooting Changing the Auto Set Options GO Highlight SIGNAL gt 1 Hz E gt Accept the new Auto Set configuration To configure Auto Set to maintain the actual input coupling AC or DC continue from step 3 as follows H Select COUPLING GO Highlight UNCHANGED Fa Accept the new Auto Set configuration 9 5 Fluke 125 User Manual Using Proper Grounding Incorrect grounding can cause various problems This Section gives you guidelines for proper grounding Use the short ground lead s when measuring DC or AC signals on input A and input B See Figure 9 2 A Warning To avoid electrical shock or fire use only one COM common connection O or ensure that all connections to COM cy are at the same potential Use the unshielded black ground lead to COM common for Ohm Q Continuity Diode and Capacitance measurements See Figure 9 3 Using the unshielded ground lead is also possible for single or dual input measurements for waveforms with a freguency up to 1 MHz This may add some hum o
32. This Chapter explains how to setup the test tool for To print a graphic hard copy of the present screen you communication with need to use one of the following aprinter to make a hardcopy of the test tool screen The Optically Isolated RS 232 Adapter Cable N PM9080 optional to connect a serial printer to the e aPC or laptop to use the FlukeView software OPTICAL PORT of the test tool See Figure 7 1 e The Print Adapter Cable PAC91 optional to connect a parallel printer to the OPTICAL PORT of the test tool See Figure 7 2 7 1 Fluke 125 Users Manual This example covers how to set up the test tool to print on a HP Deskjet printer with a baud rate of 9600 baud O Open the USER OPTIONS menu O 6 Highlight PRINTER SETUP Open the PRINTER SETUP submenu PRINTER TYPE BAUD RATE N el O DESKJET D 1200 N Na LASERJET O 2400 O EPSON Fz LG m 9600 NN e W W Se N Ja N O POSTSCRIPT O 19200 GO Highlight DESKJET PH Select DESKJET GO Highlight 9600 ZE Accept the print selections Figure 7 2 Connecting a Parallel Printer 0 Now you are ready to print 7 2 To print a screen do the following O EJ Open the SAVE amp PRINT menu Observe that the screen is frozen EN Start printing A message that indicates that the test tool is printing appears on bottom of the screen Note Printers must be compatible with HP PCL or EPSON protocol Using a Printer and
33. Users Manual Standard Accessories cont fem Ordering Code Ni MH Battery Pack BP120MH Power Adapter Battery Charger available models Universal Europe 230V 50Hz PM8907 801 North America 120V 60Hz W PM8907 803 United Kingdom 240V 50Hz PM8907 804 Japan 100V 60Hz PM8907 806 Australia 240V 50Hz PM8907 807 Universal 115V 230V W PM8907 808 UL listing applies to PM8907 808 with UL listed line plug adapter for North America The 230 V rating of the PM8907 808 is not for use in North America For other countries a line plug adapter complying with the applicable National Reguirements must be used Set of two Shielded Test Leads Red and Gray designed for use only EL STL120 with the Fluke ScopeMeter 120 series test tool Set contains the following replaceable part Ground Lead with Alligator Clip Black 5322 320 11354 One 10 1 Scope Probe VP40 W VPS40 is VP40 probe including hook clip and ground lead AC Current Clamp 40 A 400 A i400s 8 8 Standard Accessories cont Maintaining the Test Tool 8 Parts and Accessories fem Ordering Code Test Lead for Grounding Black Set of two Hook Clips Red and Gray TL75 red black lead HC120 Set of three Alligator Clips Red Gray and Black AC120 Banana to BNC Adapter Black Getting Started Manual English German French Spanish Getting Started Manual English Chinese Japanese Korean Getting Started Manual French Spanish Portuguese Italian Dutch
34. VAC eese 250 dB Common Mode Rejection CMRR 2100 dB DC 260 dB 50 60 or 400 Hz Full Scale Reading 5000 counts The reading is independent of any signal crest factor Peak Modes sss Max peak Min peak or pk to pk Ranges sss 500 mV 5V 50V 500V 1250V Accuracy Max peak or Min peak 5 of full scale Peak to Peak eenen 1096 of full scale Full Scale Reading sssss 500 counts Frequency Hz Ranges 1 Hz 10 Hz 100 Hz 1 kHz 10 kHz 100 kHz 1 MHz 10 MHz and 70 MHz Kol 0 Dual Input Meter Frequency Range in Continuous Autoset 15 Hz 1 Hz to 50 MHz Accuracy 01 Hz to 1 MHZ ss 0 5 2 counts 1 to 10 MHZ eese 1 0 2 counts 10 to 70 MEz eese 2 5 2 counts 50 MHz in Autorange Full Scale Reading 10 000 counts RPM Max reading s n ee 50 00 kRPM ACCURACY cetati NN s 0 5 2 counts Duty Cycle PULSE Range neni 2 to 98 15 Hz 1 Hz to 30 MHz Accuracy Logic or Pulse waveforms Q1Hz to 1 MHZ s 0 5 2 counts 1 MHz to 10 MHz 1 0 2 counts Pulse Width PULSE Frequency Range in Continuous Autoset 15 Hz 1 Hz to 30 MHz Accuracy Logic or
35. aset you can do a bus test Uhigh Bias 154 4900 100 according to your own pre defined test limits Ubias Low 15 40 100 Rate 5 8us Ri us 100 Refer to chapter 6 Saving and Recalling Datasets Rise HA Hn 100 Fall HA HA 100 Jitter HA 04 1005 Amplitude HA 3530 x 100 DEFAULTS M A MTT HIGH ENTER Figure 4 5 Setup Limits Menu Screen Fluke 125 Users Manual 4 10 Chapter 5 Plotting Measurements over Time TrendPlot Introduction The TrendPlot function plots a graph derived from the MAIN large readings in the SCOPE METER mode or in the HARMONICS mode as a function of time The secondary small reading shows e the average AVG reading and the date and time or e the minimum MIN or the maximum MAX reading since the TrendPlot start and the date and time of the most recent change Starting Stopping a TrendPlot To start a TrendPlot do the following O E Open the application mode menu E SCOPEMETER O HARMONICS O BUSHEALTH IBITREHDPLOT TRIGGER SMOOTH ENTER DO Highlight TRENDPLOT 5 1 Fluke 125 Users Manual Fa Start the TrendPlot You will see a screen like figure 5 1 You can restart a TrendPlot by pressing the F2 RESTART key K Stop the TrendPlot 1778 17793 MIN 1778mu MIN 1771 mus 02 28 11 16 05 02008 11 16 04 TREND TREND MAX CURSOR OFF RESTART AVERAGE ON Figure 5 1 TrendPlot
36. ble 4 2 for a description of 3 n N A the signal properties for the various bus types N e 4 Rise N A B status indicator for example e See table 4 3 for a description of the indicators 5 Fall H h C most recent measurement value for example 3 5 6 Distortion e T indicates that no reading is available Jitter mem OL indicates that the signal is out of the SETUP Xt Trig Ar n measurement range overload LIMITS Baud 0vershoot E dp d D used low LOW and high HIGH test limits LIMIT for example 18 5 31 6V Figure 4 2 Field Bus Test Screen Example LIMIT the indicates that one or more of the limits are not set to the default value N A indicates that limit does Not Apply to this bus type The F1 F4 function key labels are explained in Table 4 4 4 4 Table 4 2 Tested Signal Properties Property Explanation Bias voltage CAN Rec H L CAN recessive high to low level voltage CAN Rec H CAN recessive high level voltage CAN Rec L CAN recessive low level voltage V High High level voltage Peak to peak voltage V Level High Bias High level to bias level voltage V Level Bias Low Bias level to low level voltage CAN dominant high to low level voltage CAN dominant high level voltage CAN dominant low level voltage Low level voltage V Level pk pk Peak to peak voltage V level high High level voltage V level low Low level voltage Data 1 Bit width Data Baud Baud rate Rie Rise time as of bit width Fa
37. closes this menu and resumes normal measurement This toggling enables you to check the menu without changing your settings When you do not change an item with the blue arrow keys repeatedly pressing E enables you to step through a menu without changing the setup of the test tool Gray text in a menu or button bar indicates that the function is disabled or the status is not valid Looking at the Measurement Connections Look at the top of the test tool The test tool provides two 4 mm safety shielded banana jack inputs red input A and gray input B and a black safety 4 mm banana jack input COM See Figure 1 3 Input A You can always use the red input A for all single input measurements possible with the test tool Input B For measurements on two different signals you can use the gray input B together with the red input A COM You can use the black COMmon as single ground for low frequency measurements and for Continuity Ohm Q Diode and Capacitance measurements General Operating Instructions Looking at the Measurement Connections AWarning To avoid electrical shock or fire use only one COM Y common connection or ensure that all connections to COM are at the same potential z o o B Pu NN S ALL SA d dn CAT Dl A RISK OF SHOCK SEE WARNING ON REAR Figure 1 3 Measurement Connections 1 5 Fluke 125 Users Manual Measurement Probes amp Settings
38. ding number of counts from 18 C to 28 C Add 0 1x specific accuracy for each C below 18 C or above 28 C For voltage measurements with 10 1 probe add probe uncertainty 1 More than one waveform period must be visible on the sceen Input A and Input B DC Voltage VDC Ranges sss 500 mV 5V 50V 500V 1250V ACCURACY e 0 5 5 counts Normal Mode Rejection SMR gt 60 dB 50 or 60 Hz 1 Common Mode Rejection CMRR gt 100 dB DC gt 60 dB 50 60 or 400 Hz Full Scale Reading sss 5000 counts True RMS Voltages VAC and VAC DC Ranges ss 500 mV 5V 50V 500V 1250V Accuracy for 5 to 100 of range DC coupled DC to 60 Hz VAC DC 1 10 counts 1 Hz to 60 Hz VAC 1 10 counts AC or DC coupled 60 Hz to 20 kHz 2 5 15 counts 20 kHz to 1 MHZ eee 5 20 counts 1 MHz to 5 MHZ eee 10 25 counts 5 MHz to 12 5 MHz 30 25 counts 5 MHz to 20 MHz excl test leads or probes 30 25 counts AC coupled with 1 1 shielded test leads 60 Hz 6 Hz with 10 1 probe 1 5 50 Hz 5 Hz with 10 1 probe 2 33 Hz 3 3 Hz with 10 1 probe 5 10 Hz 1 Hz with 10 1 probe 3096 DC Rejection only
39. e P cae EU IK JA waveform See Figure 2 12 fiz 2UA i usa E Trig Ar A Q8 cU CURSOR MOVE a vo ESR ON You can use ENVELOPE to observe variations in time or amplitude of input waveforms over a longer period of time Figure 2 12 Displaying the Envelope of a Waveform 2 13 Fluke 125 Users Manual Acquiring the Waveform Making a Single Acquisition To catch single events you can perform a single shot One time screen update To set up the test tool for a single shot on the input A waveform do the following O 60 Connect the probe to the signal to be measured E Fi DO ao P 2 2 14 Open the application menu Open the TRIGGER submenu UPDATE AUTO m FREE RUN FANGE O OH TRIG M gt 15Hz O SINGLE O gt 1Hz O VIDEO on A O ROLL Highlight A Accept INPUT A Highlight SINGLE Accept the Single shot setup The test tool will now have a screen like Figure 2 13 Wait appears on bottom of the screen to indicate that the test tool is waiting for a trigger Run appears on bottom of the screen when the single acguisition is triggered Hold appears on bottom of the screen when the single acguisition has been completed pl As200mUa Sms P Hold B gt TRIGGER CURSOR MSYE SLOPE ON Figure 2 13 Making a Single Acguisition To perform a next single acguisition do the following O EJ Wait for another single acguisition
40. e settings if the PROBE menu is not automatically opened see Measurement Probes amp Settings in chapter 1 Ax 50 Ua 20 SA E Trig Ar B 100 AA 0300 1085 AUTO BEtno 1 5 9 13 17 21 25 29 33 UL CURSOR Gath da Figure 3 2 Harmonics Screen Show the input A voltage VOLT input B current AMP or power WATT harmonics Harmonics 3 Measuring Harmonics Select f to display harmonics bars as a percentage of the fundamental signal Select r to display harmonics bars as a percentage of the total rms signal Show the waveform screen Show the bars screen For the waveform screen use the F1 key to display the voltage input A the current input B or both waveforms If the waveform screen is shown the arrow keys key are locked Set cursor measurements ON or OFF see Using Cursors below Fluke 125 Users Manual Zooming Harmonics If the harmonics bars screen is displayed you can zoom vertically for a more detailed view D DET Press to vertically zoom in or out Observe the top of the long bars in figure 3 2 The arrow shape indicates that the harmonics are zoomed in The scale at the left side changes when zooming in or out Using Cursors Cursors allow you to make precise digital measurements on harmonics bars o H Select CURSOR ON Notice the cursor sign 4 b on top of the harmonic bar The display shows the readings of the marked bar Move the cursor to
41. ee also Using Proper Grounding in chapter 9 Ohm Q continuity diode and capacitance measurements See figure 2 4 Use the red shielded test lead from input A and the black unshielded ground lead from COM common Current measurements See figure 2 5 Select the probe setting that matches the used current clamp and its setting e g 1 mV A see Figure 2 3 Volts Measurement Setup E Chapter 1 Measurement Probes and Settings Figure 2 4 Ohms Continuity Diode Capacitanc Measurement Setup 10 mV A 1 mV A Figure 2 5 Current Measurement Setup S AM ON W Scope Meter Mode Making Measurements 2 2 5 Fluke 125 Users Manual Selecting a measurement function To choose a frequency measurement for Input A do the following O VHzA O G Open the A MEASUREMENTS menu MEASUREMENTS BUFR uonunn flac Ode OCOHTs O Ade O TEMP O PULSE O Vac dc O DIODE O Aac dc O PEAK DV pum L CAP O POWER O CREST O dB Hz O PHASE INPUT ZERO TOUCH ENTER Highlight Hz Open the Hz RPM submenu mE O RPH 2 Rotations 1 pulse LI RPH I 1 Rotation 1 pulse J ORPM I 1 Rotation 2 pulses O RPM I 1 Rotation 4 pulses I ENTER o OG I o m Highlight Hz Accept the Hz measurement Observe that Hz is now the main reading The former main reading has now moved to the smaller secondary reading position See Figu
42. en impaired the Test Tool must be turned off and disconnected from the line power The matter should then be referred to qualified personnel Safety is likely to be impaired if for example the Test Tool fails to perform the intended measurements or shows visible damage Introduction This Chapter provides a step by step introduction to the general test tool functions Preparations for Use At delivery the batteries may be empty and must be charged for at last 7 hours Deeply discharged batteries may even cause the test tool not to start up when it is turned on Refer to chapter 8 for charging instructions Powering the Test Tool Follow the procedure step 1 to 3 in Figure 1 1 to power the test tool from a standard ac outlet See Chapter 8 for battery power instructions The test tool powers up in its last setup configuration Chapter 1 General Operating Instructions Figure 1 1 Powering the Test Tool Note When battery powered the battery indicator informs you about the condition of the battery from full to empty BREDD 5 1 1 Fluke 125 Users Manual Resetting the Test Tool If you want to restore the test tool settings as delivered from the factory do the following O Turn the test tool off O ES Press and hold O Press and release The test tool turns on and you should hear a double beep indicating the Reset was successful e EI Release Now look at the display you will see a
43. ernational price Fluke reserves the right to invoice Buyer for importation costs of repair replacement parts when product purchased in one country is submitted for repair in another country Fluke s warranty obligation is limited at Fluke s option to refund of the purchase price free of charge repair or replacement of a defective product which is returned to a Fluke authorized service center within the warranty period To obtain warranty service contact your nearest Fluke authorized service center or send the product with a description of the difficulty postage and insurance prepaid FOB Destination to the nearest Fluke authorized service center Fluke assumes no risk for damage in transit Following warranty repair the product will be returned to Buyer transportation prepaid FOB Destination If Fluke determines that the failure was caused by misuse alteration accident or abnormal condition of operation or handling Fluke will provide an estimate of repair costs and obtain authorization before commencing the work Following repair the product will be returned to the Buyer transportation prepaid and the Buyer will be billed for the repair and return transportation charges FOB Shipping Point THIS WARRANTY IS BUYER S SOLE AND EXCLUSIVE REMEDY AND IS IN LIEU OF ALL OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE FLUKE SHALL NOT BE LIABLE FOR ANY SPE
44. eshooting Changing Date and Time Jump to DAY Choose 20 Jump to FORMAT Choose DD MM YY Accept the new date You can change the time in a similar way by opening the TIME ADJUST submenu steps and Q 9 3 Fluke 125 User Manual Saving Battery Life When operated on the battery pack no Power Adapter connected the test tool conserves power by shutting itself down If you have not pressed a key for at least 30 minutes the test tool turns itself off automatically Note If the Power Adapter is connected there is no automatic power shutdown Although automatic power shutdown will not occur if TrendPlot is on the backlight will dim Recording will continue until the battery pack is low The remaining battery capacity ensures that the recorded data will not be lost Setting the Power Down Timer The power shutdown time is set to 30 minutes after the last key press To set the power shutdown to five minutes do the following pen the menu O O he USER OPTIONS DO Highlight POWER DOWN 9 4 OO Highlight AFTER 5 MINUTES Em Em Open the submenu POWER DOWN INSTRUMENT AUTO OFF In Trendplot Backlight low O AFTER 5 MINUTES EGELI O NEVER ENTER Accept the new power down time Changing the Auto Set Options On delivery or after a reset the Auto Set function captures waveforms from 15 Hz and faster and sets the input coupling to DC To configure Auto
45. following safety information before using the test tool Safety Precautions Specific warning and caution statements where they apply will be found throughout the manual A Caution identifies conditions and actions that may damage the test tool A Warning identifies conditions and actions that pose hazard s to the user Symbols used on the test tool and in this manual are explained in the next table A Warning To avoid electrical shock use only Fluke power supply Model PM8907 Power Adapter Battery Charger See explanation in Xy Equal potential inputs manual Disposal information Earth Recycling information Conformit Europ enne al Double Insulation Conforms to Protection Class E applicable Canadian and US standards Do no dispose of this product as unsorted municipal waste Go to Fluke s website for recycling information Warning Should this test tool be used with AC coupling selected or manual operation of amplitude or time base ranges the measuring results displayed on the screen may not be representative of the total signal This can result in the presence of dangerous voltages of more than 42V peak 30V rms not being detected To guarantee user safety all signals should first be measured with DC coupling selected and in fully automatic mode This ensures that the full signal content is measured AN Warning 0 To avoid electrical shock or fire e Use only the power supply Model PM89
46. ges To enable the Connect and View function do the following e Connect the red test lead from red input A to the unknown signal to be measured auro Press to select the AUTO automatic or the MANUAL mode toggle function In the next example the screen displays 1 411 in large numbers and 1 000 in smaller numbers A scope trace gives a graphical representation of the waveform The trace identifier A is visible at the left side of the waveform area The zero icon identifies the ground level of the waveform Scope Meter Mode Displaying an Unknown Signal with Connect and View Auto Set 14116 _ 1000u AUTO E Ce eric OCDE KRIISI JORI EC ETELE EU Am 1U4 500usH lt F Trig Ar B at IRIGGERS CURSOR Maur SLOPE ON Figure 2 2 Scope Screen After an Auto Set 2 3 Fluke 125 Users Manual Making Measurements Temperature measurements See figure 2 6 Use a 1 mV C or 1 mV F temperature The reading area displays the numeric readings of the h transmitter to get the correct temperature reading chosen measurements on the waveform that is applied to the input jack Power measurements Connecting the Inputs See figure 2 7 Select correct probe settings for voltage Voltage measurements a on input A and current measurement on See figure 2 3 For proper grounding connect the short ground leads to the same ground potential You can also use test lead D for grounding S
47. he reading area BEEp Wait until an audible beep now you have a stable reading amp Fi Turn Touch Hold off and return to normal measurement Making Relative Measurements Zero Reference displays the present measurement result with respect to the defined value This feature is useful when you need to monitor the measured value in relation to a known good value O pis Open the A MEASUREMENTS menu o Em Activate the relative measurement ZERO Note In the OHM O measurement function the F1 ZERO ON OFF soft key enables you to turn relative measurements on and off Scope Meter Mode 2 Making Relative Measurements 0405 181 fu AUTO LL EI beeen ee Elbe 12i Koss Vis As TUA usa Xr Trig Al A B gt TRIGGERS CURSOR move tor SLOPE OH Figure 2 9 Making a Relative Measurement The relative measurement now becomes the main reading while the former main measurement has moved to the smaller secondary reading position See Figure 2 9 Do step1 and step 2 again to de activate the relative measurement 2 9 Fluke 125 Users Manual Selecting Auto Manual Ranges Press D to automatically adjust the position range time base and triggering Connect and View This assures a stable display on nearly all waveforms The bottom line shows the range the time base for both inputs and the trigger information AUTO appears at the bottom of the reading area Press EN a seco
48. ion on the graph Note To resume updating the graph press EJ again 5 3 Fluke 125 Users Manual 5 4 Chapter 6 Saving and Recalling Data Sets Introduction Saving Data Sets This Chapter explains how to save data sets into the test To save a data set do the following tool s Flash EEPROM memory and how to view rename and delete Heim O Ed Open the SAVE RECALL mode PRINT Y RECALL save The test tool has 20 data memories In each memory you SCREEN DELETE can save a data set N N The screen is frozen until you A data set consists of the screen data the waveform data leave the SAVE RECALL mode and the test tool setup again You can leave the SAVE RECALL mode by pressing the SAVE PRINT key again 6 1 Fluke 125 Users Manual o umm Open the SAVE submenu SCREEH SETUP DATA Saved at 02722705 09 22 04 I SPACE SAVE The menu shows the default name for the data set to be stored Data n The n indicates the first free memory location number You can change the name or save the data set using the default name Continue as follows 96 Select the character you want to change DO Change the selected character K The SPACE softkey replaces the highlighted character with a space and highlights the next character When finished save the data set o Em The instrument returns to normal signal acquisition again 6 2 If no free memory location
49. ll time as 96 of bit width Distortion J itter Jitter distortion Distortion Overshoot Signal distortion over and undershoot Distortion Amplitude Amplitude distortion AS i bus Field Bus Measurements 4 Reading the Screen Table 4 3 Bus Test Screen Indicators OOO Activity 03 bus activity indicators 00 Bus activity indicator 1 O filled voltage measured O open no voltage measured 06d Bus activity indicators 2 and 3 O O both open no activity blinking activity e Busy the test tool is measuring processing No reading available O Test OK Measurement results are within 80 of allowable range see figure 4 3 Warning Measurement results are between 80 and 100 of allowable range see figure 4 3 e Test failed Measurement results are out of allowable range see figure 4 3 4 5 Fluke 125 Users Manual Figure 4 3 shows the bust health indicator boundaries Example the high level voltage of a bus must be between 3 0 V MIN and 15 0 V MAX Depending on the measurement result the displayed indicator will be e If the result is between 4 2 and 13 8V 1096 of 12V 212 V O If the result is between 3 V and 4 2 V or between 13 8 V and 15 V e If the result is lt 3 V or gt 15 V 0 0 m 0 0 Figure 4 3 Bus Health Indicator Boundaries 4 6 Table 4 4 F1 F4 Key Functions Select the Limit Setup function see page 4 8 F Depending on the bu
50. mpletely Charging time is 7 hours test tool is off When fully charged the batteries typically provide 6 hours of use at full brightness Operating time is extended at normal brightness When battery powered the battery indicator on the bottom of the screen informs you about the condition of the battery The battery symbols are Ii K i gt 3 The battery symbol x indicates that there are typically five minutes of operating time left Use the setup as shown in Figure 8 1 to charge the battery pack and power the instrument Turn the test tool off to charge the batteries more quickly Note The test tool uses a trickle charge for the batteries so no damage can occur if you leave it charging for long periods e g through the weekend 8 2 Figure 8 1 Charging the Battery Pack Keeping Batteries in Optimal Condition Always operate the test tool on batteries until an xh icon appears on the bottom line of the screen This indicates that the battery level is low and that the batteries need to be recharged Frequent charging of the batteries when they are not completely empty can reduce the operating time for the test tool You can refresh the battery pack at any time This battery refresh cycle fully discharges and charges the battery pack A complete refresh cycle takes about 20 hours and should be done at least four times a year Note Be sure not to disconnect the Power Adapter during the complete ref
51. n a one year calibration cycle Environmental Data The environmental data mentioned in this manual are based on the results of the manufacturer s verification procedures Chapter 10 Specifications Safety Characteristics The test tool has been designed and tested in accordance with Standards ANSI ISA 82 02 01 EN 61010 1 2001 CAN CSA C22 2 No 61010 1 04 including cCSAus approval Safety Requirements for Electrical Equipment for Measurement Control and Laboratory Use This manual contains information and warnings that must be followed by the user to ensure safe operation and to keep the instrument in a safe condition Use of this equipment in a manner not specified by the manufacturer may impair protection provided by the equipment 10 1 Fluke 125 Users Manual Dual Input Oscilloscope Vertical Frequency Response DC Coupled excluding probes and test leads via BB120 DC to 40 MHz 3 dB with STL120 1 1 shielded test leads DC to 12 5 MHz 3 dB DC to 20 MHz 6 dB DC to 40 MHz 3 dB AC Coupled LF roll off excluding probes and test leads 10 Hz 3 dB WIT STE120 inae eating 10 Hz 3 dB with 10 MO 10 1 Probe 1 Hz 3 dB Rise Time excluding probes test leads 8 75 ns 10 2 Input Impedance excluding probes and test leads 1 MQ 12 pF With BB 1
52. nd time to select the manual range MANUAL appears at the bottom of the reading area 2 10 Changing the Graphic Representation on the Screen From Auto range you can use the light gray rocker keys to change the graphic representation on the screen manually This will turn off the Connect and View function Observe that AUTO at the bottom of the reading area disappears Changing the Amplitude M B Available settings are from 5 mV div to 500 V div when using the test leads Enlarge the waveform Reduce the waveform Changing the Time Base o E o m Available settings are from 10 ns div to 5 s div in normal mode Increase the number of periods Decrease the number of periods Scope Meter Mode 2 Changing the Graphic Representation on the Screen Positioning the Waveform on the Screen Considerable flexibility is offered in moving the waveform s around the screen O Fa Press until you have left any open menu Observe that the following main menu appears on bottom of the screen 4 TRIGGER CURSOR MOVE SLOPE 4 OH E Choose A MOVE O Position the waveform of INPUT 0 KW OM KN 9 b A on the screen An 24 20454 lt b Trig fif E p TRIGGER CURSOR O sour SLOPE 4 OH Waveform positioning is demonstrated in Figure 2 10 Figure 2 10 Positioning the Waveform Observe that the trigger identifier I moves horizontally on the screen Note For 3 phase power measurements the wavef
53. nging Date and Time iecore tre edere arpea ea sedeo edo 9 3 paving Battery Life 2 4 crt tte teer i REDIERE Te err RE 9 4 Setting the Power Down Timer ssesseeeeeme emnes 9 4 Changing the Auto Set Options sssssssseeeene ene 9 5 Using Proper Grounding 3 1e opa teet eie Unete Dodge keusta 9 6 Solving Printing and Other Communication Errors eseeee 9 7 Battery Testing of Fluke Accessories ssssssseeeeeee em eee 9 7 Specifications 1 recede tester Dee ene nmaa eiae e idt ene Ky Nine mme vinnende ke AAE aa 10 1 Introduction p 10 1 Dual Input Oscilloscope ea eR ET m AK NN ate Ae ale 10 2 Maece teens 10 2 Horizontal 5 er edet de tee aede ty erg radere e d ER ieee tait 10 3 WIG QOL eoe coo dfe ied e te eai eb ena ean DE SU Veit t enis 10 3 Advanced Scope Functions cerne rete ee etre Dei teen ice 10 4 Fluke 125 Users Manual Miscellaneous A SAG vi Declaration of Conformity for Fluke 125 ScopeMeter test tool Manufacturer Fluke Industrial B V Lelyweg 14 7602 EA Almelo The Netherlands Statement of Conformity Based on test results using appropriate standards the product is in conformity with Electromagnetic Compatibility Directive 89 336 EEC Low Voltage Directive 2006 95 EC Declaration of Conformity Sample tests
54. ny open menu A En TRIGGERS CURSOR MOVE 7 SLOPE OH Enable the arrow keys for Trigger Level and Slope adjustment Adjust the Trigger Level continuously Observe the trigger icon J on the second time division line indicates the trigger level Trigger on either positive Slope or negative Slope of the chosen waveform 2 17 Fluke 125 Users Manual A 1 D 4 pr inis Selecting the Trigger Parameters To trigger on the input A waveform with automatic screen 0006ue EU MANUAL A gaia QUEE update and to configure the auto range triggering for waveforms down to 1 Hz do the following O Km Open the applications menu O Open the TRIGGER submenu UPDATE AUTO m FREE RUN FANGE OOH TRIG M gt 15Hz i i i O SINGLE O gt 1Hz Az 2 m 90us lt Trig al O VIDEO on A O ROLL lt gt Blind CURSOR A B move gt zoue Erga oH BACK smootn f Y ENTER Figure 2 15 Screen with all Trigger Information GO Highlight INPUT A EH Select INPUT A GO Highlight FREE RUN EH Select FREE RUN GO Highlight gt 1 Hz O ooo o 2 18 Accept all trigger selections and return to normal measurement zm Note Setting the automatic triggering to gt 1Hz will slow down the auto range TRIG A appears in gray text on bottom of the screen when no trigger is found Note Gray text in a menu or button bar indicates that the function is disabled or the status is not valid FREE
55. o invert the input A waveform do the following O O VHzA Fr Fa 2x Do Ew Open the A MEASUREMENTS menu Open the INPUT menu PROBE COUPLING WAVEFORM W HORMAL O INVERT SELECT WDC AC ADJUST OAC BACK zero MUCH ENTER Jump to the WAVEFORM field Highlight INVERT Accept inverted waveform display For example a negative going waveform is displayed as positive going providing a more meaningful viewing perspective in some cases An inverted display is identified by trace identifier A on left of the waveform area Triggering on a Waveform Triggering tells the test tool when to begin displaying the waveform You can select which input signal should be used on which edge this should occur and you can define the condition for a new update of the waveform You can setup the test tool to trigger on video signals The bottom line of the waveform area identifies the trigger parameters being used Trigger icons on the screen indicate the trigger level and slope See Figure 2 15 Note For 3 phase power measurements the trigger settings are fixed Scope Meter Mode 2 Triggering on a Waveform Setting Trigger Level and Slope For quick operation use the AUTO SET key to automatically trigger on nearly all signals v E3 Perform an AUTO SET To optimize trigger level and slope manually do the following o a o EN OO W Press until you have left a
56. orm positions are fixed Fluke 125 Users Manual Smoothing Waveforms and Readings To smooth the waveform do the following E o mE Open the application menu Open the SMOOTH submenu WAVEFORM READING A READING B O EHNVELOPE O FAST O FAST Wu W HORMAL W HORMAL O SMOOTH O SMOOTH O SMOOTH TRIGGER BACK ENTER OO Highlight WAVEFORM SMOOTH to smooth the input A and input B waveform Accept SMOOTH ODO Highlight READING A FAST NORMAL or SMOOTH Accept your choice and repeat and for reading B 2 12 WAVEFORM SMOOTH suppresses noise without loss of bandwidth Waveform samples with and without smoothing are shown in Figure 2 11 READING SMOOTH long averaging stable reading READING FAST short averaging fast response eee 19830 lt AUTO SmS4 xr Trig Ar kansal A AETA ETEA ARA EIEE EE ETA S fie 2 va ET lt irig al RIGGERT CURSOR Hove Hove SLOPE ON Figure 2 11 Smoothing the Waveform Scope Meter Mode 2 Changing the Graphic Representation on the Screen Displaying the Envelope of a Waveform ad 8 1 1 fs The test tool records the envelope minimum and maximum of the live waveforms A and B Repeat the first two actions of Smoothing the Waveform and then do the following GO Highlight ENVELOPE O E 3x Start monitoring the envelope of the waveform The screen shows the resultant envelope in a gray
57. ple below is for a Probe connected to input A O VHzA OH The Input A MEASUREMENTS menu and a F1 F4 button bar pops up Open the INPUT menu o Gm t O Highlight PROBE SELECT Scope Meter Mode 2 Using the 10 1 Probe for High Frequency Measurements o m Ct Fa Accept the probe type The menu will be closed Open the PROBE on A menu Highlight 10 1 V Observe that the 10 times attenuation of the Probe is compensated in the voltage readout Probe Adjustment The Probe of model VP40 such as supplied with the Test Tool is always adapted correctly to its inputs high frequency adjustment is not necessary Other 10 1 Probes however must be adjusted for optimal High Frequency performance How to adjust these Probes is explained in Chapter 8 under Using and Adjusting 10 1 Scope Probes 2 25 Fluke 125 Users Manual 2 26 Introduction In the Harmonics function the test tool measures harmonics to the 33 for 400 Hz up to 25 Related data such as DC components THD Total Harmonic Distortion and K factor are measured Harmonics are periodic distortions of voltage current or power sinewaves A waveform can be considered as a combination of various sinewaves with different frequencies and magnitudes The contribution of each of these components to the full signal is measured Harmonics power distribution systems are often caused by non linear loads such as switched mode DC power
58. r noise to the waveform display due to the unshielded ground lead 9 6 Solving Printing and Other Communication Errors RS 232 communication may cause problems When experiencing communication problems try the following remedies Make sure that you have selected the correct printer type To select printer type see Chapter 7 Make sure that the baud rate matches with the printer or computer To set the baud rate see Chapter 7 e PM9080 make sure that the interface cable is connected to the correct port on the printer or computer If necessary use a 9 pin to 25 pin adapter or gender changer OC4USB make sure that the OC4USB cable s COM port matches the application program s e g FlukeView COM port See also the OCAUSB Instruction Sheet OC4USB make sure that the drivers for the USB cable are installed properly Tips and Troubleshooting Solving Printing and Other Communication Errors Battery Testing of Fluke Accessories When using battery operated Fluke accessories always check the battery condition of the accessory first on a Fluke multimeter 9 7 Fluke 125 User Manual 9 8 Introduction Performance Characteristics FLUKE guarantees the properties expressed in numerical values with the stated tolerance Specified non tolerance numerical values indicate those that could be nominally expected from the mean of a range of identical ScopeMeter test tools Specifications are based o
59. re 2 8 To choose also a Peak to Peak measurement for Input B do the following o Open the B MEASUREMENTS menu MEASUREMENTS Doff MES O ac MOH Ude OAdc O TEMP O PULSE Uac dc O Aac dc O PEAK OY pwm 0 POWER O CREST O dB O Hz O PHASE wmpur T zero ENTER Highlight ON Turn Input B on Observe that the highlight jumps to the present main measurement EY Highlight PEAK ao Fa Open the PEAK submenu PEAK TYPE O PEAK HAXA mq O PEAK MINE ENTER D Highlight PEAK PEAK Fa Accept the pk pk measurement Now you will see a screen like Figure 2 8 Scope Meter Mode 2 Making Measurements 34 L He E Am 504 i mss E Trig h Bx 5 UA A TRIGGER CURSOR MOUE SLOPE ON Figure 2 8 Hz and Vpp as Main Readings 2 7 Fluke 125 Users Manual Freezing the Screen You can freeze the screen all readings and waveforms at any time O EJ Freeze the screen HOLD appears at the bottom of the reading area O EJ Resume your measurement 2 8 Holding a Stable Reading The Touch Hold mode captures a stable main large reading on the display When a new stable reading is detected the test tool beeps and displays the new reading Use the following procedure for the Touch Hold function VHzA O Open the INPUT A menu O Fa Enter the Touch Hold mode THOLD appears at the bottom of t
60. re measurements sse nennen 2 4 Power measurements IRE erede dioe deed deed TVn ses ede Eden decode 2 4 Selecting a measurement function sssssseeeee eene 2 6 Freezing the SCcreem reed ported pie epe cias predi Lue runde ee nre ie dea Tae Iuba o neon RI d dues 2 8 Holding a Stable Reading nennen 2 8 Making Relative Measurements sssssseeseeene nennen eene 2 9 Selecting Auto Manual Ranges sessseeeeeeeene enne enne nennen 2 10 Changing the Graphic Representation on the Screen seeseeeeenee 2 10 Changing the Amplitude orcinec cni ee red nie dnte reines 2 10 Changing the Time Base ooosuuuusmsmm enaa n n aa aan eene nennen ener a nana naan eean 2 10 Positioning the Waveform on the Screen ccusuomussssseeee iina naan annan annan em 2 11 Smoothing Waveforms and Readings sse 2 12 Displaying the Envelope of a Waveform sesssseee emm 2 13 ii Contents continued Acquiring the Waveform oooouuususea a aan na naa aa an n n ana aa na nananana naean 2 14 Making a Single Acquisition seem 2 14 Recording Slow Signals over a Long Period of Time sessss 2 15 Selecting AG Goupling 5 s een ue instans l avaan Hee avaa se 2 16 Reversing the Polarity of the Displayed Waveform sse 2 16 Triggering
61. rea Refer to Figure 2 1 during the following Reading area A Displays the numeric readings If only input A is on you will see the input A readings only Waveform area B Displays the waveforms The bottom line displays the ranges div and the power indicator line or battery If only input A is on you will see the input A waveform only Note When battery powered the battery indicator informs you about the condition of the battery from full to empty W amp IK E LO x Menu area C Displays the menu that provides choices available through the blue function keys When you change a setup a part of the screen is used to display the choices The area displays one or more menus with choices accessed with the arrow keys ooQb 1 400 914035 MEASUREMENTS HIS C0O0HM Chac O TEMP LUdc OCOoNT OAde O PULSE O Uac dc O DIODE O Aac dc O PEAK OV pum CAP O POWER O CREST O dB OHz O PHASE INPUT ZERO TOUCH ENTER XE Trig Ar Be 1 UA B e TRIGGERT CURSOR MOUE SLOPE ON Figure 2 1 The Screen Area s Displaying an Unknown Signal with Connect and View Auto Set The Connect and View function enables hands off operation to display complex unknown signals This function optimizes the position range time base and triggering and assures a stable display on nearly all waveforms If the signal changes the setup will track these chan
62. rent Fluke 125 Users Manual 3 6 Introduction Fieldbuses are bi directional digital serial control networks used in process control and industrial automation The test tool can indicate the status of the following aspects of the OSI model Physical Layer Voltage levels bias high level low level Bit width baud rate Rise and fall time Distortion Moreover the test tool can show the bus signal waveform in the Eye pattern mode see page 4 7 The test tool operates in full automatic ranging and triggering mode Test limits are preset but can be changed see page 4 8 Chapter 4 Field Bus Measurements For supported bus types and protocols see Chapter 10 section Fieldbus Measurements Note You can perform resistance measurements and capacitance measurements using the Scope Meter mode 4 1 Fluke 125 Users Manual Performing Fieldbus Measurements O OG Select the bus type To perform fieldbus measurements do the following 9 b Select User 1 or User 2 if you OD Open the application mode menu want to create a customized set cy i FP O of limits to test other non standard bus systems See COPIE TER page 4 8 for setting the limits O BUSHEALTH Default settings are ControlNet for EL TRENOPLOT User and Foundation Fieldbus H1 for User2 TRIGGER SMOOTH ENTER Fa Accept your choice o LA vd EUIS ae Rs niat For bus types followed by 3 dots N a new menu will open Fa Open the bus selec
63. resh cycle Doing so will interrupt the refresh cycle Maintaining the Test Tool 8 Keeping Batteries in Optimal Condition To refresh the battery pack do the following e Be sure that the test tool is line powered o amp o au Open the USER OPTIONS menu Open the BATTERY REFRESH submenu BATTERY REFRESH BATTERY REFRESH HO REFRESH START REFRESH Takes 20 hours BACK aneuace VERSION f ENTER OO Highlight START REFRESH o a Start the refresh cycle Note After start of the refresh cycle the screen will be black The backlight is on during discharging within the refresh cycle 8 3 Fluke 125 Users Manual Replacing and Disposing of the Rechargeable Battery Pack Warning To avoid electrical shock remove the test leads and probes before replacing the battery pack woe This instrument contains Ni MH batteries Do not dispose of this battery pack with other solid waste Used batteries should be disposed of by a qualified recycler or hazardous materials handler Contact your authorized FLUKE Service Center for recycling information To replace the battery pack do the following See Figure 8 2 1 Disconnect the test leads and probes both at the source and at the test tool Disconnect the Power Adapter Locate the battery access cover on the bottom rear Loosen the screw with a flat blade screwdriver N oA gt Figure 8 2 Replacing the Battery Pack Lif
64. s The readout shows the voltage difference between the two cursors and the voltages at the cursors in relation to the zero icon See Figure 2 18 Use horizontal cursors to measure the amplitude high and low value or overshoot of a waveform Scope Meter Mode 2 Making Cursor Measurements Using Vertical Cursors on a Waveform To use the cursors for a time measurement do the following O FA From Scope mode display the Cursor Key functions CURSOR move jT eee AE fi D O Fi Press to highlight I Observe that two vertical cursors are displayed Markers identify the point where the cursors cross the waveform or B Highlight the left cursor position on the waveform Highlight the right cursor O Move the right cursor to the desired position on the waveform If necessary choose the trace A 6 Move the left cursor to the desired Al t 1880us E d Du Wt 5319kuz ZEE JW hr TUVA S0ush Xr irigar Br TUA TURSOR em TRACE Y CURSOR Par PPM B mi off Figure 2 19 Time Measurement with Cursors The readout shows the time difference t between the cursors and the voltage difference between the two markers See Figure 2 19 The signal frequency is displayed behind 1 t if exactly 1 signal period is between the cursors 2 23 Fluke 125 Users Manual Making Rise Time Measurements To measure rise time do the following O 2 24 K ES DO
65. s are available message pops up that proposes to you to overwrite the oldest data set Do one of the following O KN Reject the proposal to overwrite the oldest data set then delete one or more memory locations and save again or Overwrite the oldest data set Recalling Renaming Deleting Data Sets To recall a data set do the following o BE Open the SAVE RECALL mode RBS TEESE Tove If no data sets are stored RECALL DELETE is disabled grey text Open the RECALL DELETE menu RECALL DELETE 05718706 18 52 01 Data 6 05 18 06 18 30 05 Data 5 05 19 06 16 38 23 Data 3 05 13 06 16 35 01 Data 2 05 18 06 16 30 01 Data 1 DELETE RENAME BACK RECALL Highlight the data set you want to recall rename or delete Saving and Recalling Data Sets 6 Recalling Renaming Deleting Data Sets Press F1 to delete the data set Press F2 to rename the data set do steps 3 5 of the Saving Data Sets procedure Press F4 to recall the data set Observe that the recalled waveform is displayed and that HOLD appears on the screen From this point you can use cursors for analysis or you can print the recalled screen The test tool returns to signal acquisition if you press the HOLD RUN key using the setting of the recalled data set Go back to the save print mode 6 3 Fluke 125 Users Manual Chapter 7 Using a Printer and FlukeView Introduction Using a Printer
66. s type select the following to be displayed High Bias High default or Bias Low Low voltage Low level voltage L high level voltage H or high to low level voltage H L default High Bias High Bias Low Low or peak peak voltage Pk Pk default Bit width fg or baud rate Baud Amplitude Select the distortion aspect to be tested jitter Jitter overshoot and undershoot Overshoot amplitude distortion Amplitude for AS i ES 30 Select the Eye pattern screen mode see Viewing the Bus Waveform Screen on page 4 7 Field Bus Measurements 4 Viewing the Bus Waveform Screen Viewing the Bus Waveform Screen BUS R5 232 EIA 232 To view the waveform eye pattern of the bus voltage do PE eae tec soueeee Uil ees en the following ME aD aah eee K O F4 In the main screen select eye 30 lt pattern mode You will see a screen like figure 4 4 The screen shows the waveforms of one bit time triggered on a positive as well as on a negative edge in persistence mode Q Fr Clear the persisted waveforms dd as ak v UT and restart showing the CLEARS rig n SRBI waveform SCREEN SCOPE BACK Figure 4 4 Eye Pattern Screen K Return to the test screen Fa Exit the Bushealth mode and Note enter the Scope Meter mode Press Eg to freeze the screen Pressing EJ again will clear the persistence waveform and restart showing the waveform eye pa
67. select another harmonics bar W In the harmonics waveform mode cursor measurements are disabled Note Reading the Harmonics Screen Depending on the test tool settings the readings show different measurement units Table 3 1 shows the readings for VOLT AMP WATT and CURSOR OFF Table 3 2 shows the readings for VOLT AMP WATT and CURSOR ON Table 3 1 Harmonics Readings cursor OFF Mode MainA Secondary A MainB Secondary B Volt Vrms THD Hz Amp Hz K Factor Arms THD Watt Wrms THD Hz K Factor Table 3 2 Harmonics Readings Cursor ON Mode Main A Secondary A Main B Secondary B Volt V Relative value Hz Angle Vor or f Amp Hz Angle A Relative value Vor or f Watt Wrms Relative value Hz Angle Vor or f Harmonics 3 Measuring Harmonics SECUNDARY A 9884 SECUNDARYB Figure 3 3 Reading the Harmonics Screen THD total harmonic distortion is the amount of harmonics in a signal as a percentage of the total rms value r or as a percentage of the fundamental f K factor indicates the losses in transformers due to harmonic currents Relative value value of the bar marked by the cursor f as a percentage of the fundamental VOLT AMP WATT value 9er as a percentage of the total rms VOLT AMP WATT value Angle the phase angle between the harmonic component and the fundamental voltage or cur
68. st Tool rrrusnnvvnnnnnvvnnnnnnvnnnnnnnvnnnnnnenennnnnnnnnnnnvnnnnnnenennnnnnnnnnnnennnnnnenene 8 1 Introduction rt e ee N bu e reta e 8 1 Cleaning tlie Test Tool sirsiran ertet dte nce ose Given ed e dece dde eei tees 8 1 Storing the Test Tool iore ierit Ere ee ve erue e un e eene nee elcid 8 1 Charging the Rechargeable Battery Pack sse 8 2 Contents continued Keeping Batteries in Optimal Condition 8 3 Replacing and Disposing of the Rechargeable Battery Pack seeesess 8 4 Using and Adjusting 10 1 Scope Probes uuooousuusss soseen nana naan naan nannaa nannat 8 5 Calibration Information nanana a tree ee eben de dna ngo tet hn Ene SEP ee 8 7 Partsand Accessories rti tentent tte eat gg Sarai Lp eae ee d LED sinnet bein LS en 8 7 Service Mariual 4 1 re petite e Ld Geek sow red qt p eese r d ide 8 7 Standard ACCessOrles 4 24 os e ee ee eue 8 7 Optional Accessories uento erret Este e ende tne tdi maan LH e ka ree c ek aie 8 10 Tips and Troubleshooting ruxsanvvnnnnnvvnnnnnnvnnnnnnnnnnnnnnennnnnnnennnnnnvnnnnnnennnnnnnennnnnnnnnnnnnnennr 9 1 Introduction iei essee ma Sean NN Mana a ai SIS VEI VAN Smit sie aiie ie 9 1 Using the Tilt Stand tiere text a aT 9 1 Changing the Information Language uuooususssssee amma naan n aa a aa aa a emm nenne 9 2 Setting the Grid Display uuuossuss so naan n ana n enm aa kanaa a aan nnne nennen 9 2 Cha
69. st tool ranges not specified in tables 1 and 2 may have a disturbance of more than 10 of full scale 10 13 Fluke 125 Users Manual Multimeter disturbance VDC VAC and VAC DC with STL120 and short ground lead e OHM CONT DIODE and CAP with STL120 and black test lead to COM Table 3 Disturbance less than 1 of full scale E 3 V m E 10 V m Frequency range 10 kHz to 27 MHz VDC VAC VAC DC 500 mV to 1250V 500 mV to 1250V OHM CONT DIODE 50 Q to 30 MQ 50 Q to 30 MQ CAP 50 nF to 500 uF 50 nF to 500 uF Frequency range 27 MHz to 1 GHz VDC VAC VAC DC 500 mV to 1250V 500 mV to 1250V OHM CONT DIODE 50 Q to 30 MQ 50 Q to 30 MQ CAP 50 nF to 500 uF 50 nF to 500 uF Test tool ranges not specified in table 3 may have a disturbance of more than 10 of full scale 10 14 1 10 1 Probe 2 25 A AC coupling 0 4 AC120 Alligator Clips 8 9 Accessories 8 7 AC Coupling 2 16 Acquiring the Waveform 2 14 Acquisition Modes 10 3 Adjusting Scope Probes 8 5 Advanced Meter Functions 10 8 Advanced Scope Functions 10 4 Alligator Clips 8 9 Altitude 10 11 Amperes Measurement 10 6 Amplitude 2 10 Auto Set 2 3 10 4 Auto Set Configuration 9 5 Auto Manual 2 10 Automatic Power Shutdown 9 4 Avoid Electrical Shock 1 5 Backlight 1 3 Banana Jack Inputs 1 5 Banana to BNC Adapter 8 9 Bandwidth 10 2 Battery Charger 8 8 Battery Disposing 8 4 Battery Indicator 1 1 2 2 Battery Life 9 4
70. supplies in computers TV s and adjustable speed motor drives Harmonics can cause transformers conductors and motors to overheat Chapter 3 Harmonics Measuring Harmonics You can display harmonics of e Voltage measurements on Input A e Current measurements on Input B e Power measurements calculated from Voltage measurements on Input A and Current measurements on Input B In the Harmonics mode the test tool always uses the AUTO mode The vertical sensitivity range and the time base range are automatically adjusted to the most suitable range for the applied input signal The ranging keys mV V and s TIME ns and the AUTO key are locked Input A is forced to measure voltage input B is forced to measure current Fluke 125 Users Manual Performing Harmonics Measurements To perform harmonics measurements do the following D Connect the inputs as indicated in figure 3 1 3 2 Connect input A for VOLT and for WATT connect input B for AMP and for WATT Figure 3 1 Input Connections for Harmonics Open the application mode menu W SCOPEMETER O O BUSHEALTH O TRENDPLOT TRIGGER SMOOTH ENTER Highlight HARMONICS Accept your choice You will see a screen like figure 3 2 If input A was already set to V and input B was already set to AMP the actual probe settings will be used If not a PROBE menu will be shown to enable you to select the appropriate probe setting To change the prob
71. t on input or with leads 600 Vrms for derating see Figure 10 1 With Banana to BNC Adapter BB120 300 Vrms for derating see Figure 10 1 Max Floating Voltage from any terminal to ground 600 Vrms up to 400 Hz 10 11 Fluke 125 Users Manual MAX INPUT VOLTAGE Vrms 1000 Input Voltage limitation for CAT II for CAT III 1000 500 200 100 50 UIV 20 2 1 0 01 0 02 0 05 0 1 0 2 05 1 2 5 10 20 50 100 O 1 10 100 1000 f MHz FREQUENCY MHz Figure 10 1 Max Input Voltage v s Frequency for BB120 and STL120 Figure 10 2 Max Input Voltage v s Frequency for VP40 10 1 Voltage Probe 10 12 0 0 Safety The Fluke 125 including standard accessories conforms with the EEC directive 89 336 for EMC immunity as defined by IEC1000 4 3 with the addition of the following tables Trace disturbance with STL120 Table 1 No visible disturbance E 3 V m E 10 V m Frequency range 10 kHz to 27 MHz 100 mV div to 500 V div 500 mV div to 500 V div Frequency range 27 MHz to 1 GHz 100 mV div to 500 V div 100 mV div to 500 V div Table 2 Disturbance less than 10 of full scale E 3 V m E 10 V m Frequency range 10 kHz to 27 MHz 20 mV div to 50 mV div 100 mV div to 200 mV div Frequency range 27 MHz to 1 GHz 10 mV div to 20 mV div no visible disturbance Te
72. t the battery access cover away from the test tool Take the battery pack out of the battery compartment Remove the battery plug from the connector Install a new battery pack Note Ensure that the battery pack is placed in the battery compartment as shown in Figure 8 2 8 Reinstall the battery cover and secure the screw Using and Adjusting 10 1 Scope Probes Note The 10 1 voltage probe VPS40 that is supplied with Fluke 125 is always adjusted correctly to the Test Tool and needs no further adjustment You need to adjust other 10 1 scope probes for optimal response A Warning To avoid electrical shock use the BB120 Banana to BNC adapter delivered with the test tool to connect a 10 1 scope probe to the input of the test tool To adjust probes do the following e Connect the 10 1 scope probe from the gray input B jack to the red input A jack Use the red 4 mm banana adapter delivered with the probe and the banana to BNC adapter BB120 See Figure 8 3 Maintaining the Test Tool Using and Adjusting 10 1 Scope Probes 8 8 5 Fluke 125 Users Manual o Q 6 8 6 pes oO Fa VHzA E A ve B E eot Open the application mode menu Highlight SCOPE METER Enter the SCOPE METER mode Open the Input A or the Input B MEASUREMENTS menu The F1 F4 button bar pops up Open the INPUT menu Highlight AC ADJUST Open the PROBE AC ADJUST submenu PROBE AC
73. tion menu p SELECT FIELDBUS Use Q b to select the GE O Modbus ORS 232 required item and press O CAN O Foundation 0 RS 485 O Interbus S O Profibus CUser 1 You will see a screen like fig 4 2 O ControlHet O Ethernet OUser 2 vo vHza Select the appropriate input A and f ENTER input B test leads or probe type O Connect the inputs as indicated in figure 4 1 Use the test tool inputs as shown in table 4 1 4 2 Figure 4 1 Fieldbus Measurement Input Connections Note Use the BB120 Banana to BNC Adapter to connect a BNC cable for bus measurements Field Bus Measurements 4 Performing Fieldbus Measurements Table 4 1 Bus Measurement Inputs Subtype Input Advised mmm ee asi x mo x linterbusS RS 422 x vso Modbus R 2322 x smo RS485 x x sm2 Foundation H1 STL120 me m Profibus DP RS 485 x x sr 20 PA 31 25kBivs x sTL1z0 Ethernet Coax x coaxB8120 Twisted pair x vsa R9232 x mo RS48 f x x sm2 4 3 Fluke 125 Users Manual Reading the Screen BUS R5 232 The bus test screen see the example in figure 4 2 shows Activity O O UHigh e the status of the various signal properties Information is represented in four columns 1 A signal property that is being tested for example 2 ULow VHigh Rows 1 to 6 show each signal property and Data corresponding data See ta
74. ttern Fluke 125 Users Manual Setting the Test Limits You can change the test limits used to generate the messages OK WARNING D and NOT Ok N The test limits apply to the selected bus type To change the test limits for another bus type do steps 1 5 on page 4 2 first To change the test limits do the following o W 4 8 From the test screen open the SETUP LIMITS menu You will see a screen like Figure 4 5 The header shows the bus type Select the signal property for which you want to set the limit Select the level to be adjusted LOW HIGH or WARNING Press Fi to set all limits to the default setting Change the limits A in the SETUP LIMITS screen indicates that a signal property has limits that differ from the default setting Press IF2 N A if a limit should not be involved in the test Fa Accept the limits and return to the test screen In the test screen the text LIMIT will be followed by a if any of the limits is not the default limit Note Changed limits will persist until you change them again you reset the test tool resetting will restore the default limits Field Bus Measurements 4 Saving and Recalling Test Limits Saving and Recalling Test Limits HEH EH50295 You can save a screen plus the test setup with adjusted LOW HIGH WARHIKC test limits plus the most recent eye pattern trace as a new Ubias MISTE 3160 100 dataset By recalling this dat
75. ump and load settings and data Serial via OCAUSB optically isolated RS 232 USB adapter cable optional using SW90W FlukeView software for Windows Environmental Environmental MIL PRF 28800F Class 2 Temperature Operating eue 0 to 50 C 32 to 122 F Storage 20 to 60 C 4 to 140 F Humidity Operating 80 to 10 C 32 to 50 F noncondensing 810 to 30 C 50 to 86 F sess 9596 030 to 40 C 86 to 104 F 7596 840 to 50 C 104 to 122 F eee eters 4596 Storage 8 20 to 60 C 4 to 140 F noncondensing Altitude Operating itte ie 5 km 16 400 feet Max Input and Floating Voltage 600 Vrms upto 2 km gt 2 km 300 Vrms 5 km STOrage qc 12 km 40 000 feet Vibration Sinusoidal ssssssesessss Sete MIL28800F class 2 3 8 4 2 4 5 5 3 1 Max 3g er 0 Environmental Electromagnetic Compatibility EMC Emission s EN 50081 1 1992 EN55022 and EN60555 2 Immunily ect EN 50082 2 1992 IEC1000 4 2 3 4 5 See also Tables 1 to 3 Enclosure Protection IP51 ref IEC529 A Safety Designed for measurements on 600 Vrms Measurement Category III Pollution Degree 2 per e ANSI ISA S82 02 01 e EN IEC 61010 1 2001 e CAN CSA C22 2 No 61010 1 04 including cCSAyus approval Max Input Voltage Input A and B Direc

Fluke 125 - Voelkner

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