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ONOSOKKI DS-2000 series Operation Manual

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DS-2000 Series
Basic Operation Manual
ONO SOKKI CO., LTD.

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Summary of Contents for ONOSOKKI DS-2000 series

  • Page 1 DS-2000 Series Basic Operation Manual ONO SOKKI CO., LTD.

  • Page 2: Table Of Contents

    Contents 1. Basic Operations............................2 1. Frequency Range Setup ........................2 2. Input Range Setup ..........................3 3. Analysis Data Length Setup ......................4 4. Unit and Calibration Setup ........................ 5 5. Window Setup ........................... 6 6. Trigger Function Setup ........................7 7.

  • Page 3: Basic Operations

    1. Basic Operations 1. Frequency Range Setup Set a frequency range subjected to frequency analysis. Initial value: 20kHz ○ "Input" menu - "Frequency Range" (Ctl+F) Select a frequency range. ○ Frequency range setup tool bar Select a frequency range. Click this button to display a setup dialog.

  • Page 4: Input Range Setup

    2. Input Range Setup Set a full-scale voltage range input for each channel. Initial value: 1Vrms (voltage range), coupling (AC), input source (BNC) ○ "Input" menu - "Voltage Range" (Ctl+I) Select an input coupling Select a voltage range. (AC/DC). Select a unit of voltage range from dBVrms, Select an input source...

  • Page 5: Analysis Data Length Setup

    3. Analysis Data Length Setup Set an analysis time length (number of sampling points) which equals the FFT time-window length. Initial setup: 2048 ○ "Input" menu - "Set" tab of "Sampling" Select the number of sampling points. The number of sampling points equals the number of data points N of a time waveform.

  • Page 6: Unit And Calibration Setup

    4. Unit and Calibration Setup To directly read an analysis result value as a physical quantity, set a calibration value and a unit name. (1) When the EU value (physical calibration value) per 1V is known "Input" menu - "Set" tab of "Unit / Calibration" Set unit name (e.g., m/s2, G, Pa).

  • Page 7: Window Setup

    5. Window Setup Set a type of the time-window function at the time of FFT analysis. Initial setup: Hanning (all channels) ○ "Input" menu - "Set" tab of "Time Window" Select a window function for each channel. ○ Criteria of selection Continuous signal ··············...

  • Page 8: Trigger Function Setup

    6. Trigger Function Setup A function to sample data in synchronization with a certain level value of an input signal or with an external signal is referred to as trigger function. This function is used for hammering test in many cases.

  • Page 9: Averaging Setup

    7. Averaging Setup Set various averaging conditions in each of the time, frequency, and amplitude regions. Initial value: Averaging mode (Power Sum), number of averagings (4 times) ○ "Input" menu - "Average" Select a domain subjected to averaging and a method. Set the number of averagings (1 to 65535).

  • Page 10: Frequency Derivative/Integral

    8. Frequency Derivative/Integral The first/second order derivative operation and single/double integral operation can be performed for data of the frequency region. Frequency derivative/integral operations can be performed for data of the frequency region, such as power spectrum, frequency response function, etc. after completion of FFT operation.

  • Page 11: Time-Axis Data Analyzing

    9. Time-axis Data Analyzing. Perform time-axis statistical processing operation to time-axis screen data. ○ "Analysis" menu - "TimeAnalyze" Specify time-axis statistics processing operation. MEAN : Average ABS.MEAN. : Absolute value average : Effective value S.D. : Standard deviation MAX. : Maximum value MIN.

  • Page 12: Operating Screen

    2. Operating Screen. 1. Basic Screen The basic FFT analysis screen is shown below. • Control menu box • Title bar • Menu bar • Measurement tool bar • Measurement window • Data display screen Data display screen tool bar •...

  • Page 13: Screen Display Method

    2. Screen Display Method ○ "Display" menu - "Display Layout" (Alternatively, right-click on the display screen to display the shortcut menu.) Select the number of display screens in one window (1, 2, 3, 4, or 8). Specify an active screen or click a screen to be active.

  • Page 14: Specifying Screen Display Functions

    3. Specifying Screen Display Functions Specify a function (data type) to be displayed on a desired screen. ○ "Display" menu - "Disp. Data Select" (Alternatively, double-click the function name displayed on the screen.) Specify type of current data. Select a display channel number.

  • Page 15: Search Function

    4. Search Function This function reads X- and Y-axis values of a point specified by the marker or cursor. ○ "Display" menu - "Cursor Set" (Alternatively, double-click the display screen.) Display X- and Y-axis values. Specify the search (or cursor) mode. Peak : Maximum value of screen Search : Value of marker point...

  • Page 16: Y-Axis Scale Setup

    5. Y-axis Scale Setup Set a Y-axis scale value. ○ "Display" menu - "Y-Axis Set" (Alternatively, double-click the Y-axis of the displayed graph.) Specify a method of changing the Y-axis scale value. • Default Initial setup value associated with the input voltage value.

  • Page 17: X-Axis Scale Setup

    6. X-axis Scale Setup Set an X-axis scale value. ○ "Display" menu - "X-Axis Set" (Alternatively, double-click the X-axis of the displayed graph.) Enlarged display between delta cursor and search cursor Specification of X-axis unit ・Hz ・ord ・r/min ・s ○ X-axis scale tool bar Click this button to open the above setup dialog.

  • Page 18: Graph Setup

    7. Graph Setup Set display color conditions on the data display screen. • Color and line type of graph • Color in the overlay display mode • Grid on/off etc. ○ "Display" menu - "Graph Set" (Alternatively, right-click on the display screen to display the shortcut menu.) Specify color for each section display screen.

  • Page 19: Copy Function

    8. Copy Function This function copies graph data of analysis results as a bit map or text data file. The graph data can be pasted to Windows application software (Word, Excel, etc.). 8.1 Copy Mode Setup ○ "Edit" menu - "Copy" Select a copy format (Bitmap or Text).

  • Page 20: Measurement Window Screen Operations

    9. Measurement Window Screen Operations The measurement window includes some tabs, each used to select a screen. FFT analysis (DS-0221) screen is provided with the following five tabs: (1) Current : Displays current analysis results or saved analysis results. (2) Array : Displays 3D data or color map.
  • Page 21 ○ "Display" menu - "3D Parameters" (Alternatively, double-click or right-click on the Array display screen to display the shortcut menu.) Select a display format of Array. Select a display mode (3D or color map). Select display parameters. Select 3D display parameters. •...
  • Page 22 9.2 List Screen • Current data display screen • List No. • List (X-axis) • List (Y-axis) • Scroll bar ○ "Display" menu - "List Parameters" (Alternatively, double-click or right-click on the Array display screen to display the shortcut menu.) Select a list type.
  • Page 23 CAUTION: 1. The copyright of this procedure manual is reserved by Ono Sokki Co., Ltd. 2. Duplication without prior permission is prohibited. 3. This procedure manual explains general measurement procedures. Ono Sokki assumes no responsibility for data obtained through a specific operation performed by the customer.

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