Brüel & Kjær Sound & Vibration Measurement A/S. Copyright All Rights Reserved. LASER USB Vibration Control System

Transcription

1 Brüel & Kjær Sound & Vibration Measurement A/S. Copyright All Rights Reserved. LASER USB TM Vibration Control System

2 LASER USB Delivering What Test Operators Demand Convenience Performance Flexibility Safety 2

3 Convenience Tools and features that make your lab more efficient 3

4 USB 2.0 Connectivity Next generation PC interface for instrumentation USB 2.0 backed by INTEL & Microsoft Adopted by all PC manufacturers Use any PC, not just high-end or industrial models or the PC that the controller manufacturer supplies Controller never obsolete because PC is obsolete 4

5 USB Plug & Play As easy as adding a mouse or keyboard Automatically detects new hardware No add-in cards, DIP switches, IRQs or complicated network settings to worry about Easy to Hot Swap to another host PC 5

6 USB Speed & Versatility Must have features offered by USB 2.0 High speed interface 480 megabits per second USB peripheral may be remote 5 M (16 ft) direct; 30 M (98 ft) using hubs Allows locating controller next to shaker Hot swapping of host PC No need to power off or re-boot PC 6

7 Easy to Use Tools to make your job easier Simple or Advanced user interfaces Test Setup Wizard Convenient automation features Lab Integration Amplifier Controller software Thermal chamber interface 7

8 Setup Wizard Taking the complexity out of test setup Choice of Simple or Advanced user interface (Random, Sine & Shock) Setup Wizard guides new or inexperienced users through test setup Save your own project parameter defaults 8

9 Operation Simplicity Setup icons speed parameter changes Oscilloscope displays show instantaneous time histories Full manual available as on-line help Control Panel and icons for easy on-line operations Overlay displays of live and saved data Strip chart displays document level over time 9

10 Monitor at a Glance Large readout windows aid test monitoring from across the lab Input levels can be monitored at a glance 10

11 Error Free Tests Built-in features help to assure good tests Built-in sensor calibration TEDS smart sensor interface Signal names assignable so that all displays are tied to physical locations 11

12 Test Scheduling Automated operation saves time Run schedule Looping logic Programmed pauses Report generation Profile schedule Profiles with associated schedules Project Sequences for mission profiles 12

13 Quick Reports Taking the tedium out of report creation Automatic Report Generation Single click on icon to generate test report Templates customized with company logo, etc. Reduced Operator Effort Printing of all data with a single click Recall of all saved data and report generation with single click 13

14 Lab Integration Integration tools enhance productivity Digital I/O Interface Amplifier Controller Software Thermal Chamber Interface Software 14

15 Digital I/O Interface Automates & coordinates controller, chambers, and other equipment Dedicated Start/Stop line 8 input lines with assignable functions» Start, stop, pause, continue, schedule auto/manual, save data, etc. 8 output lines» Outputs tied to test events in the Run Schedule 15

16 Amplifier Control Convenient, remote setup & control of amplifier Available for LDS SPA-K Amplifiers Setup and control amplifier from same PC as host for LASER USB Turn on, set up, and monitor amplifier Coordinated power on/off with shaker controller start/stop 16

17 Chamber Interface Handy control of vibration and temperature from one PC Dactron software interfaces to chamber software Saves time by streamlining setup and operation Reduces the chance of errors and enhances test reliability Document chamber conditions and vibration data in test report 17

18 Performance Robust control capabilities for your most challenging tests 18

19 Multi-Tasking PC provides user interface and displays PC performance maximized since LASER USB does the control loop Multi-tasking so you can use test time to make test reports, , etc. Distributed DSPs handle control independent of PC; performance and safety not subject to PC latencies Enclosure separate from PC so I/O hardware not powered by noisy PC backplane 19

20 Multi-Channel Expandable to meet your needs Many Standard Features 2 input channels» Voltage, ICP & TEDS 2 output channels» Drive and COLA LASER USB comes with 8 inputs installed Channels 3 8 activated with software license key Expansion to 16 inputs Channel expansion box 20

21 Wide Dynamic Range Wide dynamic range to control complex profiles and structures with severe dynamics 24-bit resolution Programmable input & output voltage ranges maintain dynamic range with even low level signals 95 db for Random and 100 db for Sine 21

22 Fast Loop Times Distributed DSP processors give fast loop time for quick equalization and enhanced safety 100 ms for Random 10 ms for Sine 22

23 High Accuracy High accuracy assures data integrity Data fully alias protected Analog filter in front of ADCs Programmable digital filters 160 db/octave rolloff Instrument quality 0.08 db amplitude 0.1 degree phase to 2 khz 23

24 Pure Excitation Drive signals from output have high purity assuring test fidelity < 95 db total harmonic distortion Sharp attenuation of frequencies beyond the test frequency range 24

25 Advanced Control Advanced control methods ensure accurate and stable control Works with electro-dynamic and servohydraulic shakers DSP code downloaded when application loads DSP code tailored to each application Random gaussian signal generator Sine true tracking filters Shock user defined low pass filter after AA filters Sine on Random tone tracking filters 25

26 LASER USB Architecture LASER USB design uses precision data acquisition chips and state of the art processors Dif. Amp PGA Analog Anti- Aliasing Filter ADC 24-Bit Digital Anti- Aliasing Filter DSP 32-bit floatingpoint Input Channel Electronics Atten Analog Anti- Imaging Filter DAC 24-Bit Digital Anti- Imaging Filter DSP 32-bit floatingpoint Output Channel Electronics 26

27 High Accuracy Inputs Assured data integrity and test repeatability Fully aliasing protection Analog and digital filters 160 db/oct rolloff Wide Dynamic Range 24-bit resolution 120 db dynamic range High Accuracy 0.08 db amplitude 0.1 degree phase to 2 khz 0.5 degree phase to 20 khz Dif. Amp PGA Atten Analog Anti- Aliasing Filter ADC 24-Bit Digital Anti- Aliasing Filter Input Channel Electronics Analog Anti- Imaging Filter DAC 24-Bit Digital Anti- Imaging Filter Output Channel Electronics DSP 32-bit F.P. DSP 32-bit F.P. 27

28 Fast Processing Maximum control responsiveness Multiple DSP Processors 60 MHz 32-bit floating point Loop Independent of PC FFTs, PSDs, etc. done by DSPs Drive signal generation Fast Loop Times Random typically 100 ms Sine typically 10 ms Dif. Amp PGA Atten Analog Anti- Aliasing Filter ADC 24-Bit Digital Anti- Aliasing Filter Input Channel Electronics Analog Anti- Imaging Filter DAC 24-Bit Digital Anti- Imaging Filter Output Channel Electronics DSP 32-bit F.P. DSP 32-bit F.P. 28

29 High Purity Outputs Assurance of test fidelity Full imaging protection Analog and digital filters 160 db/oct rolloff Wide Dynamic Range 24-bit resolution 110 db spurious-free dynamic range Low Signal Distortion <-95 db Total Harmonic Distortion Dif. Amp PGA Atten Analog Anti- Aliasing Filter ADC 24-Bit Digital Anti- Aliasing Filter Input Channel Electronics Analog Anti- Imaging Filter DAC 24-Bit Digital Anti- Imaging Filter Output Channel Electronics DSP 32-bit F.P. DSP 32-bit F.P. 29

30 Flexibility A complete series of vibration test applications plus customization and tailoring tools to meet every test requirement 30

31 Total Flexibility A feature rich software package for every test need tailored to the specific application 31

32 Basic Applications Random Swept Sine Resonance Dwell Classical Shock 32

33 Random 0.01 Hz to 10 khz Limiting and channel abort profiles Control to acceleration, velocity, displacement or force sensors Field data import Memorized Hinv to save test time Transmissibility with phase 33

34 Random H -1 Monitor Protects Product & Shaker from damage where a control PSD can not Monitors changes to the system transfer function Detects looseness or fatigue in the product, fixture or shaker Automatically checks against user-set tolerances & aborts test 34

35 Swept Sine 0.1 Hz to 12 khz Tracking filters Proportional or fixed Limiting and channel abort profiles Control to acceleration, velocity, displacement or force sensors Time history plots Transmissibility with phase Automatic resonance detection with results listed in a table 35

36 Resonance Dwell Automatic search Dwell while searching Phase tracking True cycle counting Dwell list editing Strip chart records for frequency and level Capability to use saved transmissibility functions 36

37 Classical Shock Full pulse library 0.5 to 3000 ms pulse duration Flexible compensation methods Low pass filtering SRS analysis 37

38 Advanced Applications Sine on Random Random on Random Road Load Simulation Shock SRS Synthesis Shock Transient Replication 38

39 Sine on Random Analog smooth sweeps 20 tones Profile for each tone Manual sweep control for a tone Burst on/off Harmonic tones Sine on sine 39

40 Random on Random 12 narrowbands Profile for each narrowband Crossing sweeps Choice of methods to combine narrowband and broadband amplitudes Harmonic narrowbands 40

41 Road Load Simulation Duration of minutes to hours Waveform editor velocity and displacement compensation digital filtering creation of composite waveform from many waveforms Waveform section cut and paste Synthesized waveforms Schedule with multiple profiles and looping Real-time drive generation Adaptive control 41

42 SRS Synthesis Pyro-shock, minimum acceleration, or maximum duration pulse synthesis criteria 1/48 octave SRS Wavelets or damped sines Low pass filtering 42

43 Transient Replication Bellcore Seismic Crash test 16K points Waveform editing and compensation SRS analysis 43

44 Other Applications Sine Oscillator Signal Analysis Modal Data Acquisition Transient Capture & SRS 44

45 Sine Oscillator Useful for fixture evaluation and shaker checkout Simple manual controls for excitation frequency and amplitude Sine sweeps with transfer function measurement 45

46 Signal Analysis RT Pro Software PSD analysis Modal data acquisition Transient capture SRS analysis 46

47 Features to make the Job Easier User Interface Customization Displays and Cursors Signal Calculator Off-Line Analysis Reports and Documentation Web Camera Exporting Data 47

48 Customizable Customize the system to work the way you work On-line displays Cursors and annotation Virtual signals One-click reports Saving & exporting data 48

49 Tailored Analysis Assess test results with powerful on-line features Unlimited displays Overlay live and stored data Single & dual cursor Peak/valley cursors Trace markers Harmonic cursors Plot annotation 49

50 Extended Analysis Extend analysis with virtual signals Signal Calculator Create virtual signals +, -, /, * operands with signals & constants Signals displayed on-line 50

51 Analyze Anywhere Analyze data and generate reports in your office Analyze Anywhere TM No LASER hardware needed Display data Generate reports Create new projects Edit existing projects 51

52 Quick Reports Remove the tedium from report creation Quick Report TM Single click on icon Generated in Microsoft Word or as PDF file User sets report contents Automatic recall of saved data Automatic report generation as event in Run Schedule 52

53 Active Reports Let your customers customize data plots anyway that they like OLE embedded data Within Word users can change X and Y scales Add a cursor and annotation Select data to display Word driver can be downloaded from lds-group web site for free 53

54 Custom Templates Present data the way that you want User defines custom templates in MS Word Allows for complete control of location and size of all data displays 54

55 Web Camera Built-in capability to connect a webcam Picture created in window that can be moved and sized Useful for test monitoring and safety clearance 55

56 Save & Export Data Archive test results and share data in the best format your design engineers Automatic saves by event or time Manual data saves at anytime Save data as binary or ASCII during the test Post-test data saves as ASCII X-Y and Y-Only ASCII formats for easy import by other programs 56

57 Dynamic Linking Do analysis in Excel in real-time Dynamic data link to MS Excel Real-time updating of data within an Excel spreadsheet. 57

58 Tailoring a Solution for Your Needs 58

59 Customized Solutions Use ActiveX Commands to tailor your vibration test programs Works with any ActiveX capable program LabView, Visual Basic, Visual C, MatLab Full set of commands and status variables 59

60 Safety A comprehensive set of automatic safety checks to protect your equipment and personnel 60

61 Safety plus Security Many safeguards to protect your equipment Extensive pre-test cross-check Visual verification tools and automatic profile cross-checks Abort tolerances and RMS abort limits Shaker limits with shaker library Pre-set drive limits for shaker, pre-test & test Multi-layer password security 61

62 Safety Plus Unique features provide added assurance Built-in abort button with direct connection to hardware circuitry Special circuitry on drive prevents output spikes if controller power is lost or pager notification on abort 62

63 LASER USB LASER USB offers everything that you need: USB Convenience and Speed Superior Performance, Quality and Value Backing of a Trusted Name 63