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Subject to change without notice

C o n t e n t

Content

0.1 

General information regarding the CE marking 

2

0.2 

Digital Oscilloscope HMO Series 72x...202x 

4

0.3 

Specifications 

5

Installation and safety instructions 

7

1.1 

Symbols  

7

1.2 

Setting up the instrument 

7

1.3 Safety 

7

1.4 

Correct operation 

7

1.5 

Ambient conditions 

7

1.6 

Warranty and repair 

7

1.7 Maintenance 

8

1.8 

CAT 0 

8

1.9 

Mains voltage 

8

1.10  Product Disposal 

8

1.11  Batteries and rechargeable batteries / cells 

8

Familiarize yourself with your new HMO 

10

2.1 

Front view 

10

2.2 

Control panel 

10

2.3 Screen 

11

2.4 

Rear view 

11

2.5 Options 

12

2.6 

General concept of instrument operation 

12

2.7 

Basic settings and integrated help 

13

2.8 

Bus Signal Source 

14

2.9 

Updates for the firmware, the help functions 

 

and languages 

14

2.10  Upgrade with software options 

14

2.11  Self Alignment 

15

2.12  Logic Probe Self Alignment 

15

A quick introduction 

16

3.1 

Setting up and turning the instrument on 

16

3.2 

Connection of a probe and signal capture 

16

3.3 

Display of signal details 

17

3.4 

Cursor measurements 

17

3.5 

Automatic measurements 

18

3.6 

Mathematical functions 

18

3.7 

Storing data 

19

Vertical system 

20

4.1 Coupling 

20

4.2 

Sensitivity, Y-Positioning, and Offset 

20

4.3 

Bandwidth Limit and Signal Inversion 

21

4.4 

Probe attenuation selection 

21

4.5   Level Setting 

21

4.6   Name a channel 

21

Horizontal System (Time Base) 

22

5.1 

Capturing modes RUN and STOP 

22

5.2 

Time base adjustments 

22

5.3 

Capture modes 

22

5.4 

Interlace Mode 

24

5.5 

ZOOM function 

25

5.6 

Navigation Function 

25

5.7 

Marker Function 

25

5.8 

Search Function  

25

Trigger System 

27

6.1 

Trigger modes Auto, Normal, Single 

27

6.2 

Trigger sources 

27

6.3 

Slope trigger 

27

6.4 

Pulse trigger 

28

6.5 

Logic trigger 

28

6.6 

Video trigger 

29

Display of signals 

30

7.1 

Display settings 

30

7.2 

Use of the virtual screen area 

31

7.3 

Signal intensity and persistence functions 

31

7.4 

XY display 

31

8 Measurements 

33

8.1 

Cursor measurements 

33

8.2 

Auto measurements 

34

9 Analysis 

36

9.1 

Mathematical Functions 

36

9.2 

Frequency Analysis (FFT) 

38

9.3 

Quick View 

39

9.4 

PASS/FAIL Test Based on Masks 

39

10 

Documentation, storing and recalling 

41

10.1  Instrument settings 

41

10.2 References 

42

10.3 Traces 

42

10.4 Screenshots 

43

10.5  Formula Sets 

43

10.6  FILE/PRINT Key Definition 

43

11 

Component test  

44

11.1 General 

44

11.2  In-circuit tests 

45

12 

Mixed Signal Operation (optional) 

46

12.1  Logic trigger 

46

12.2  Display functions of the logic channels  

46

12.3  Cursor measurements for the logic channels 

47

13 

Serial bus analysis (optional) 

48

13.1  Serial Bus Configuration 

48

13.2  Parallel BUS 

49

13.3 I

2

C BUS 

49

13.4  SPI / SSPI BUS 

51

13.5  UART/RS-232 BUS 

53

13.6  CAN BUS 

54

13.7  LIN BUS 

56

14 

Remote control 

58

14.1   RS-232 

58

14.2   USB 

58

14.3   Ethernet (Option HO730) 

58

14.4   IEEE 488.2 / GPIB (Option HO740) 

58

15 

 Appendix 

59

15.1  List of figures 

59

15.2  Glossary  

60

Summary of Contents for HMO Series

Page 1: ...70 200 MHz Digital Oscilloscope HMO Series 72x 202x Manual English...

Page 2: ...ument have much influence on emission and immunity and therefore on meeting the acceptance limits For different applications the lines and or cables used may be different For measurement operation the...

Page 3: ...Name a channel 21 5 Horizontal System Time Base 22 5 1 Capturing modes RUN and STOP 22 5 2 Time base adjustments 22 5 3 Capture modes 22 5 4 Interlace Mode 24 5 5 ZOOM function 25 5 6 Navigation Funct...

Page 4: ...I UART RS 232 CAN LIN R Automatic Search for User defined Events R Pass Fail Test based on Masks R Vertical Sensitivity 1mV div Offset Control 0 2 20V R 12div x Axis Display Range 20div y Axis Display...

Page 5: ...gic AND OR TRUE FALSE Sources LCH 0 7 CH 1 CH 2 CH 1 CH 4 State LCH 0 7 X H L Duration 8ns 2 147s resolution 8ns Pulses Positive negative Modes equal unequal less than greater than within without a ra...

Page 6: ...Interface IEEE 488 GPIB galvanically isolated HZO91 4RU 19 Rackmount Kit HZO90 Carrying Case for protection and transport HZO20 High voltage probe 1 000 1 400MHz 1 000Vrms HZO30 Active probe 1GHz 0 9p...

Page 7: ...open or in moist atmosphere after any improper transport e g insufficient packing not conforming to the minimum standards of post rail or trans port firm 1 4 Correct operation Please note This instru...

Page 8: ...y class II The measurement category of such probes must be checked and observed The measurement categories were derived corresponding to the distance from the power station and the transients hence to...

Page 9: ...st not be removed from their original packaging until they are ready to be used 4 Keep cells and batteries out of the hands of children If a cell or a battery has been swallowed seek medical aid immed...

Page 10: ...y using the grey soft keys The power key 1 is clearly set apart by its design The most important controls are backlighted by coloured LEDs in order to imme diately indicate the actual settings The pan...

Page 11: ...VGA resolution 640 x 480 pixels In normal mode no menus shown there are 12 divisions in X direction If menus are shown this will be reduced to 10 divi sions On the left of the screen area little arro...

Page 12: ...le and may be installed by the customer in the rear receptacle HO740 IEEE 488 GPIB galvanically isolated HO730 combination of Ethernet and USB with integrated web server All HMO series instruments are...

Page 13: ...g 2 11 Menu for basic settings On the first page you can set the user interface and help language by pressing the soft key LANGUAGE and select Ger man or English The soft key beside MISC opens a menu...

Page 14: ...low frequency compensation and with 1MHz for the high frequency compensation also AUTOMATIC standard setting may be selected In the automatic mode the output will provide 1kHz at sweep speeds from 100...

Page 15: ...oft menu key ACCEPT in order to input the key into the system The option will be activated after restarting the instrument 2 11 Self Alignment The HMO72x 202x series has an internal self alignment in...

Page 16: ...east 3 seconds Fig 3 1 Control panel HMO 3 2 Connection of a probe and signal capture Take one of the probes delivered with the instrument detach the protective cap from the top Apply the compensation...

Page 17: ...how in the top area the complete captured signal below an enlarged portion Use the time base knob to select the zoom factor and the small knob for horizontal positioning Fig 3 6 ZOOM function By press...

Page 18: ...u Press the softmenu key beside MEAS PLACE and choose the number you want using the universal knob You may define the parameter measurement using this menu After switching on the MEASUREMENTS with the...

Page 19: ...ing the respective soft key in this example Screenshots in order to access the settings menu Fig 3 14 Menu Screenshots Please verify that the USB connector into which you plugged the USB stick front o...

Page 20: ...el menu The HMO152x and HMO202x are delivered with the HZO10 a 10 1 probe with automatic attenuation read out which will be read from the probe and factored in The passive probes must be adjusted to t...

Page 21: ...HZ355 probes are recognized by the in strument which automatically selects the appropriate factor If any other probe without automatic recognition of the attenu ation ratio or just a cable is connect...

Page 22: ...ignals with the untriggered signal rolling across the screen from right to left requires signals slower than 200kHz The HMO uses a ring buffer to store the signal values in roll mode Simply put the in...

Page 23: ...illoscope displays a signal window of 600x400 pixels Yt without zoom This translates into 600 data points per detection When peak detection is activated 600 pairs of min max values or 1 200 data value...

Page 24: ...g for display of analogue signals At the linear inter polation there is a straight line used to connect the points Using sample hold type of interpolation allow the exact examination of the position o...

Page 25: ...enerally not possible to zoom in on the memory because the signal values of the X axis are always captured with the maximum memory depth The acquisition mode NORMAL always includes more samples in the...

Page 26: ...period between start and stop slope of the pulse Peak The peak search function searches for pulses within the signal The time of the event is the maximum value of the peak Rise time fall time This fu...

Page 27: ...the SLOPE key occur within the signal selected in the SOURCE menu The signal slope has to pass through the set trigger level The trigger type Slope Trigger is selected in the Autosetup mode AUTOSET k...

Page 28: ...er control panel Press the FILTER key36 then you can select additional settings for the pulse trigger in the soft menu There are 6 different options ti t The pulse width ti is unequal to the reference...

Page 29: ...ith two references t1 and t2 can be set due to pressing the respective soft key and turning the universal knob As with the pulse trigger for ti t or ti t you can set a refer ence time with the soft me...

Page 30: ...cule is divided into horizontal and vertical divisions as CENTER CROSS displays one horizontal and one vertical zero line showing the divisions as dots or as OFF the entire graticule will include no d...

Page 31: ...is will cause the most recent portion of the signal to appear bright while the preceeding portions will fade in proportion to the time elapsed This mode can be selected in the soft menu which will ope...

Page 32: ...termine the settings for the Z input The function SOURCE Z allows you to use any of the analog channels as source for the Z input Use the univer sal knob to select the desired setting The Z input allo...

Page 33: ...IO X This mode provides 3 cursors in order to measure ratios in X direction e g a duty cycle between the first and the second and between the first and the third cursors The values will be presen tedi...

Page 34: ...measurement are available MEAN This mode measures the mean value of the signal amplitude If the signal is periodic the first period on the left of the screen will be used for the measurement The measu...

Page 35: ...e relation of the time delay between the set sources to the signal period of the measurement source This mode searches for the slope of the measurement source that is closest to the time reference The...

Page 36: ...an be used to scale an activated mathematical curve The MATH menu is divided into Quick Mathematics and formula sets Quick Mathematics is designed for simple and quick cal culations The formula sets h...

Page 37: ...The formula editor menu soft menu key MA allows you to activate and deactivate mathematical equations that are de fined and displayed within the selected formula set The list only includes visible eq...

Page 38: ...al knob to choose one of the following operators Addition Subtraction Multiplication Division Maximum Minimum Square Root Amount Pos Wave Neg Wave Reciprocal Inverted Common logarithm Natural logarith...

Page 39: ...ectral lines This function is useful for a precise amplitude measurement of a period signal for instance Square wave The square wave window function multiplies all points by 1 This results in a high f...

Page 40: ...applied to the file when the mask is edited and saved Pressing the soft menu key ACTIONS in the PASS FAIL main menu opens a menu with the available actions The following four actions can be performed...

Page 41: ...a comment which will be displayed in the file manager footer once a file has been selected With the soft key FORMAT and the univer sal knob you can choose the HDS binary data or the SCP plain text for...

Page 42: ...rce for the reference to be saved You can select from the activated channels and mathematical curves Press the soft menu key DISPLAY to display the selected reference curve or to update the current re...

Page 43: ...date Press ACCEPT DIR to confirm the target directory and you will automatically return to the screenshot main menu The soft menu key FILE NAME opens the menu for the name entry where you can use the...

Page 44: ...he HMO generates a 50 Hz or 200 Hz 10 sine wave which feeds the series connection of the test object and a sense resistor If the test object has only a real part such as a resistor both voltages will...

Page 45: ...reen center More important in practice is the quick determination of plain shorts and opens which are the most common causes of requiring service It is highly recommended to observe the necessa ry pre...

Page 46: ...is method all channels may be individually positioned and sized You can reset the position and size of the individual logic chan nels on page 2 2 of the POD menu You also have the option to label the...

Page 47: ...the logic channels were activated some parameters may be measured with the cursors For all activated logic channels of a POD these measurements are available TIME RATIO X V MARKER The results will be...

Page 48: ...ys displayed on the screen to ensure decoding works properly The zoom function allows you to view details for any specific message It is necessary to define a BUS before you can determine the set ting...

Page 49: ...n the BUS short menu 13 2 Parallel BUS The HMO series is able to analyze up to 7 bit lines The soft menu key BUS WIDTH and the universal knob allow you to select the number of bit lines You can use th...

Page 50: ...rt White Stop White No acknowledge Red Acknowledge Green The decoding of the address is performed as a 7 bit value The 8th bit for the write read distinction will be decoded in color not in the HEX va...

Page 51: ...l input use the soft menu key VALUE and the universal knob to set the respective byte value The soft menu key SELECT BYTE allows you to edit the different bytes byte 1 to byte 2 to byte 3 etc sequenti...

Page 52: ...ition to assigning the source the soft menu key ACTIVE allows you to select the following settings CS Chip select high or low active low active is the default setting CLK Data will be stored with risi...

Page 53: ...channels see chapter 4 5 The default setting for both is 500 mV Make sure that a complete message of a serial pro tocol is always displayed on the screen to ensure decoding can function properly The Z...

Page 54: ...t menu key SYMBOL OFFSET and the universal knob are used to select the number of irrelevant sym bols that proceed the pattern within the frame that are relevant for the trigger event Any value between...

Page 55: ...e error OVERLOAD Trigger on CAN Overload frames DATA Trigger on data frames select the correct identifier type via universal knob READ DATA Trigger on read frames select the correct identifier type vi...

Page 56: ...choosing the bus type LIN in the BUS menu and pressing the soft menu key CONFIGURATION In the menu that opens you can press the top soft menu key DATA to select the desired channel via universal knob...

Page 57: ...bit High H 1 Low L 0 or X don t care The state X defines any state If you choose the hexadecimal input the soft menu key VALUE and the universal knob allow you to set the value for the respective byte...

Page 58: ...64 Bit versions The USB interface must be chosen in the oscilloscope and does not need any setting At the first connection Windows ask for a driver The driver you can find on the delivered CD or in th...

Page 59: ...ng modes with slope trigger 27 Fig 6 3 The type B Trigger 28 Fig 6 4 Pulse trigger menu 28 Fig 6 5 Logic trigger menu 28 Fig 6 6 Video trigger menu 29 Fig 7 1 Drawing of the virtual screen area and an...

Page 60: ...ogic channel 29 46 47 50 logic level 46 48 50 52 53 54 56 logic probe 10 12 15 16 27 28 46 48 logic trigger 21 24 28 46 49 M marker function 22 25 mask test 39 40 mathematical functions 18 19 36 37 me...

Page 61: ...trigger signal 11 27 35 trigger source 11 24 27 29 35 trigger type 11 27 29 30 54 two window display 17 U universal knob 10 12 13 15 17 18 19 21 22 25 26 28 29 30 31 32 33 34 35 37 38 39 40 41 42 43...

Page 62: ...62 Subject to change without notice A p p e n d i x...

Page 63: ...63 Subject to change without notice A p p e n d i x...

Page 64: ...er Power Supplies Modular System Series 8000 Programmable Instruments Series 8100 w w w h a m e g c o m 43 2030 2010 43 2030 2010 authorized dealer Oscilloscopes Spectrum Analyzer Power Supplies Modul...

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