Soft-db Opus Suite SLM & 3Vib Module Manual de usuario

Opus Suite SLM & 3Vib Module User Guide – v2.6 2013-02-18 Alto 6-Channel Concerto 4-Channel I-Track 6-Channel Compatible Hardware: Soft dB Inc.

7 Before Measurement During Measurement After Measurement ← Run / Pause / Continue Button ← Stop / Save Button ← Current DataSet ← Previous / N

8 5 Main Interface The main interface is divided in five areas: 1) Measure controls (see section 5.1, p. 10) 2) File Info (see section 5.2, p. 10

9 The setup is divided into three parts: Input Setup Input enable (on or off), Input type (ICP or AC), Sensor sentitivity, Decibel reference, Input r

10 5.1 Measure Controls Run / Pause / Continue This button starts the acquisition. The Run button then automatically becomes the Pause button if th

11 File Info Appearance – Auto-Store On (see section8.3, p.49) During Measurement During a measurement, the Current DataSet ID indicates in which Da

12 5.3 Measure Info Measure info Indicates the average duration. Click on the indicator to modify the Leq Averaging Time value. Leq: Elapsed time

13 5.4 Menu Bar File Menu Open DataSet Opens a DataSet. Save DataSet Saves a DataSet if not saved yet. Export DataSet Exports DataSets in a spreads

14 5.5 Display Area One, two or four graph areas can be displayed in the Display Area. During a measurement, data is displayed in real-time. For ea

15 5.5.2 Y Axis Scaling Each graph has a icon at the bottom left corner. Clicking on this icon adjusts the Y scale to the graph data. 5.5.3 Curs

16 5.5.3.1 Complementary Actions Associated to the Cursors 1) The length of the Historic graph is limited to 1000 values. When the num

i CONTENTS 1 Introduction ...

17 5.5.4 Listening to Audio Records When audio signals have been recorded during a measurement (see section 8.5, p. 56), a red line is displayed on

18 5.5.4.2 Playing the record Click the button at the right end of the Audio Recording Indicator to start playing the record. Adjust the volume

19 6 Input Setup Click the button on the main interface to launch the Input Setup interface. The Input Setup includes the SLM Input Setup

20 6.1.3.1 SLM Calibration Interface Figure 1 SLM Calibration Interface Step 1 Adjust the calibration parameters The defaults values are:  Avera

21 6.1.5 SLM Dynamic Range The dynamic range of the SLM input is around 94 dB. Two ranges are available (Low or High)2. The table below provides exa

22 6.2 Vibration Input Setup 6.2.1 Vib Input Selection The SLM and Vib application uses its inputs 2, 3 and 4 (X, Y and Z axis) t

23 6.2.3.1 Vib Calibration Interface Step 1 Adjust the calibration parameters The defaults values are:  Averaging time: 5 s  Frequency: 157 Hz

24 Microphone Sensitivity 100 mV/g = 10.2mV/(m/s²) Range ± 15 g = 1.53 m/s² 6.2.6 Vib Measurement Type The Measurement Type menu provides predefine

25 7 Display Setup During a measurement, all acoustical parameters are calculated and available for display. The button launches the Display Setup

26 7.1 Display Area Disposition 1, 2 or 4 graphs can be displayed at the same time. Click one of the icons in the upper part of the Display Setup t

ii 7.2.4 SLM Numeric Indicators ... 31 7.2.5 SLM Statistic

27 Camera display (see section 7.2.9).

28 7.2.1 SLM Historic Graph Available data Data Type Time Weighting Freq Weighting Display Type SLM Global level SPL Slow A, C or Z Instant, Max or

29 7.2.2 SLM 1/3 Octave Spectrum Graph Available data Data Type Time Weighting Freq Weighting Display Type SLM 1/3 Octave Spectrum SPL Slow A, C or

30 7.2.3 SLM FFT Spectrum Graph Available data Data Type Time Weighting Freq Weighting Display Type SLM FFT Spectrum Leq A, C or Z Running Average

31 7.2.4 SLM Numeric Indicators Available data Data Type Time Weighting Freq Weighting Display Type SLM Global level SPL Slow A, C or Z Instant, Ma

32 7.2.5 SLM Statistic Graph Available data Data Type Time Weighting Freq Weighting Display Type SLM Global level SPL Slow A, C or Z Max, Min and S

33 7.2.6 Vibration Historic Graph Available data Data Type Input Display Parameter Freq Weighting Vibration Global level X, Y, Z or SUM XYZ Instant

34 7.2.7 Vib 1/3 Octave Spectrum Graph Available data Data Type Input Display Parameter Freq Weighting Vib 1/3 Octave Spectrum X, Y, Z or SUM XYZ

35 7.2.8 Vibration FFT Spectrum Graph Available data Data Type Input Display Parameter Freq Weighting Vibration FFT spectrum X, Y, Z or SUM XYZ Ins

36 7.2.9 Camera display The camera display can be used to display the life video captured by a webcam. The camera settings can be adjusted from

1 1 Introduction Congratulations on your purchase of the Opus SLM & 3Vib module. The Opus Software Suite is a Sound and Vibration software that

37 7.3 Display Data Selection The Edit button of the Data Selection allows selecting the data to display on each display zone. The data selection

38 The Time Weighting selects the parameter for each element. Some parameters may be restricted depending on the display type (see section 0 to 7.2.

39 7.3.2 Vibration Data Selection Figure 2 : Vibration Data Selection Interface / The Display Element Enable enables or disables an element in t

40 7.4 X axis and Y axis properties The X axis range automatically adjusts to the contained data. However, the 1/3 octave spectrum and FFT spectrum

41 8 Record Setup The Record Setup allows the user to define:  Record Destination (see section 8.1, p. 42)  Dataset ID (see section 8.2, p. 47)

42 8.1 Record Destination Obviously, the measurements can be saved on the local drive. These data are recorded in a format compatible for post-proce

43 These DataSets are displayed as on the explorer window. The File/Open function in the main interface opens these DataSets to display

44 8.1.2 Record on the Web Notice: The vibration data of this module is not yet supported by the Web mode. Only the SLM data are transferred to the

45 Login password Port number of the FTP server. The default value is 21. To unlock the control, press and hold the port number indicator for 5 sec

46 The filename format of a DataSet is the  The Start time of the DataSet (YYYYMMDD_hhmmss)  The period number (Per1, Per2, Per3 or Per4)  The

2 Audio Recording on triggered level Programmable measurement period Post-processing software Real-time display Display up to 4 zones with up to 4 it

47 8.2 Dataset ID DataSet ID The ID Format allows the user to choose the name format of dataset files to be recorded.  Four-digit increment of t

48 8.2.1 DataSet and Leq Alignment In several cases, it is useful to align the Leq measurements to match the time on the clock. Fo

49 8.3 Auto-Store Setup The Auto-Store Setup provides several options for saving measurements. AutoStore Modes The measurement will stop after the

50 8.4 Data Selection The Data Selection area of the Record Setup Interface displays a summary of the options selected by the user. It also display

51 8.4.1.1 Instantaneous Record Mode The Instantaneous Record Mode records the instantaneous values at a relatively high rate. The SLM record rate

52 In the same way, the recorded vibration data consist of the spectrums of each input without any frequency weighting. All the vi

53 Only the Z weighting of the SLM spectrums can be recorded. The other frequency weightings can be easily applied on the recorded spectrum in post-

54 8.4.2 Sampling Rate 8.4.2.1 SLM Instantaneous Rate The SLM Instantaneous Rate spans from 10 ms to 1 s. This parameter defines the rate at which

55 Option Advantage Back-draw All parameters used in the Display Setup are recorded in Instantaneous mode Records what is displayed on the Main Int

56 8.5 Audio Setup Notice: In the SLM&3Vib module, only the SLM input (input #1) is supported for the audio recording. Do not take into account

3 2 Compatible Hardware Every hardware option has an embedded state of the art Soft dB SR-MK3 DSP board allowing real-time and precise measurement w

57 Trig Tab The file format of the audio recordings. - OFF: No audio recording is performed. - ON: Continuous audio recording is performed from the

58 The recording mode sets how the recording is done: OFF No audio recording is performed. ON Continuous audio recording is performed from the start

59 8.5.2 Effect of Channel Selection and Sampling Rate on Audio Recordings Audio recording is prohibited under certain conditions 1 or 2 enabled inp

60 8.6 Photo Setup Along with the audio recordings, photos can be taken as an event occur or periodically. If activated, a camera will record a

61 8.6.2 Camera Setup Interface The Camera Setup interface is available from the Photo Setup interface. Camera Setup Interface The Camera Preview

62 8.7 Generator Setup To edit the Generator Setup, press the corresponding button on the Record Setup interface. There are two independent generat

63 8.7.1 Calibration Check The calibration check is generally used in long term or permanent environmental system. It is intended to

64 Averaging Controls Starts and stops the average of the averaging of the spectrum. Once the Average Time in completed, the user is asked if the

65 9 Data Exporter The Data Exporter utility is used to export data contained in a dataset in a .txt or .xls file Directory Path Shortcuts Tran

66 Directory Path Displays the path of the active directory. File/Folder Operators Can be used to:  Go to parent directory  Open directory  Ren

4 3 Opus Environment The Concerto unit comes equipped with the Opus Environment. This environment acts as a main interface that gives

67 10 Explorer Dialog Explorer Window Controls and Indicators File/Folder Operators  Go to parent directory  Open directory  Create new folde

68 11 File Manager The File manager is used to perform most file operations:  Navigate the directory structure  Create folders  Rename files a

69 Directory Path Displays the path of the active directory. Shortcuts Allows easy access to common directories. When the File Manager is used on a s

70 Appendix 1: Concerto Hardware Connections 4 Inputs Mic Stand DC in ¼ 20 insert Power-on button Second Battery 2 Outputs USB port Right click E

71 Power on/off Turn On Press the trigger button located at the back of the unit This key has two (2) functions: 1. To turn the unit ON. 2. Start

72 Power Reset If the Concerto happens to crash and it is not possible to take back the control, a power reset might be necessary. To complete the po

73 Inputs and Signal Processing Specifications (Embedded Signal Ranger MK3 DSP Board) DSP Processor Texas Instruments TMS320C6424 Inputs 4 Outputs 2

74 Appendix 2: 1/3 Octave Filters – IEC 61260 Class 1/ANSI S1.11 1/3 Octave Filters The 1/3 octave filters are computed at low-level in real

75 Shape Test Numerical Results at 1 kHz The following table presents the numerical results of the shape test at 1 kHz: Frequency (Hz) Low limit (dB)

76 1/3 Octave Filter Linearity The linearity of the 1/3-octave filter has been measured for both ranges (low and high). The experiment

5 The Clock indicator displays the time and date on the unit. To change time, simply click on the indicator to display a dialog window. The Quit bu

77 Frequency (Hz) Saturation Level (dB) Minimum Linear Level (dB) Linear Dynamic Range (dB) Noise Floor (dB) 12500 120.5 27.0 93.5 17.5 16000 120.5 2

78 Frequency (Hz) Saturation Level (dB) Minimum Linear Level (dB) Linear Dynamic Range (dB) Noise Floor (dB) 10000 132.5 33.5 99.0 23.5 12500 132.5 3

79 Summation Test (High Range Case)-0.5-0.4-0.3-0.2-0.100.10.20.30.40.510 100 1000 10000 100000Frequency (Hz)Amplitude dB

6 4 Quick Start The AutoStore Setup is presumed to set to OFF. Step 1 Set the Averaging Time Click on the field to change the Leq Averaging Time.