DASYLab- Módulos de Funciones

DASYLab es una aplicación GUI que te permite desarrollar rapidamente aplicaciones DAQ personalizadas sin necesidad de programar. Si no se tiene el tiempo o las habilidades para programar para escribir un programa DAQ, se necesitara el DASYLab!. Usando ésta intuitiva hoja de trabajo, módulos y funciones de cableado, sólo estarás a unos clicks de una aplicación completa.
 
Categorías de los Módulos
 

Entradas/Salidas

Display

Matemáticas

Procesamiento de Señales

Archivos

Estadísticas

Trigger

Reducción de Datos

Red

Control

Módulos Especiales
 
Entradas/Salidas
 
Analog In-/Output: up to 32 input modules and up to 512 channels up to 2 output modules and up to 32 channels
Digital In-/Output: up to 32 input modules and up to 512 channels up to 2 output modules and up to 32 channels
Counter Input: up to 2 modules and up to 32 channels
Frequency Output: up to 2 modules and up to 32 channels
RS 232 Input: extremely expandable with Master/ Slave modules (up to 256 channels with each serial interface)
RS 232 Output: output of data or fixed strings for up to 16 channels
Icom Input: Universal serial module to be used with TCP/IP,GPIB and RS232. Master-/ Slave modules with max. 256 channels.
Icom Output: Output of data or Strings via TCP/IP, GPIB or RS232.
IEEE 488 In-/Output: supports Measurement Computing GPIB, National Instruments, INES (Input only), or IOtech hardware
DDE In-/Output: up to 16 modules and up to 256 channels
IVI Modules: Handles devices with an IVI compatible interface (Oscilloscope, Multimeter, Function Generator).
MODBUS Modules: With these modules the MODBUS protocol enables DASYLab to read and write Analog and Digital registers for signed and unsigned integer registers, RS232 only.
 
Procesamiento de Señales
 
Filter: Digital IIR filter with definable order and characteristics
Correlation: Compute correlation coefficient, cross-correlation, autocorrelation, spectrum
Data Window: Various types of evaluation windows, e.g. rectangle, Gauss, Bartlet and other types
FFT: Calculate and analyse the discrete spectrum of a signal
Polar/Cartesian: Convert data values between polar and cartesian coordinates
Electrical Characteritics: Use the values of Current and Voltage to calculate electric characteristics such as Ueff, cosp etc..
Harmonic Distortion: Calculates the amplitude and phase of the fundamental frequency and up to 48 harmonic waves.
Period Check: Calculates the period of a signal by checking its zero crossings.Period Check: Calculates the period of a signal by checking its zero crossings.
 
Trigger
 
Start/Stop Trigger: Selectable start and stop conditions
Pre/Post Trigger: Amplitude- and slope-based triggers with hysteresis can be specified
Combi Trigger: Separate signal segments according to logical conditions
SampleTrigger: Separate intervals of a signal based on a predetermined number of samples.
Trigger on Demand: Separate samples depending on the dynamic behavior of the signals.
Relay: Control up to 15 channels with one input signal
 
Control
 
Generator: Signal generation with frequency and amplitude modulation
Switch: On/off or momentary switch for program and data control
Coded Switch: Select from preset values by positioning a rotating switch or clicking on buttons.
Slider: Definable signal range; signal level to be modified during measurement
PID Control: Proportional, integral and derivative components can be specified freely; new auto-tuning function
Two Point Control: Up to 8 control circuits. Selectable set values are compared with actual values
Time Delay: Data output after a specified period of time
Latch: Constantly outputs the input value received last
TTL Pulse Generator: generates TTL signals with specified duration and switch conditions
Read Variable: Read Global Variable to generate a data channel to be used in the worksheet
Save Variable: Save data channel to a Global Variable to be used in module parameters and computations
Router: Route data channel based on control input (amplitude or edge) or based on time (blocks, time, or action controlled)
Block Time: Extracts the time information of a block and puts time and date into global variables
Stop: stops or interrupts measurement according to specified conditions
 
Display
 
Y/t Chart: High-speed scope display for fast data with a wide range of display options
X/Y Chart: Display data blocks of two dependent signals as an X/Y plot, including a Polar plot view.
Polar Plot Chart: Display data blocks of two dependent signals (X/Y or polar data) in polar coordinates with a third data as flags.
Analog Meter: Provides several shapes of instruments and offers peak hold and trend indicator options
Digital Meter: Display the value, with trend display and lower/upper marks. Formats include decimal, hex, octal, binary, ASCII & Clock
Bar Graph: Bar (horizontal/vertical), thermometer, LED or triangle style; trend and range display options
Chart Recorder: Chart display for slow data, wide display area and a wide range of display options.
List: Show data values displayed in list form; several formatting options
Status Lamp: TTL or Digital Signal status displayed as text and/or images.
 
Archivos
 
Read Data: Read data from floppy/hard disk files; supports DASYLab, IEEE-32-bit, ASCII format
Write Data: Write data to floppy/hard disk files; supports DASYLab, IEEE-32-bit, ASCII, Diadem and other formats
ODBC Input/Output: Exchange data between DASYLab and ODBC data bases.
 
Reducción de Datos
 
Average: Reduce data using running or summation averages
Block Average/Peak Hold: Reduce data across data blocks using running or summation average, or using Peak Hold (Minima or Maxima)
Separate: Reduce data by skipping defined number of samples (or blocks) only; outputs one, then repeats
Merge/Expand: Merge data from several channels or distribute signals from one channel to others
Cut Out Block: Output specified samples of a block
Time Slice: Output data from different channels according to specified switch conditions
Shift Register: Stores data, one point at a time, into a temporary register, and outputs the block repeatedly
Circular Buffer: Save an interval of the data stream and send it to the modules output via event driven action
 
Módulos Especiales
 
Black Box: Sub-worksheet unit containing worksheet sections; use for common functions or to manage complexity
Import/Export (Black Box): Data interface between worksheet levels (main worksheet and Black Boxes)
Action: Trigger various actions on the occurence of specified events
Message: Display or print an operator message; play a wave/AVI file; send DDE message; log messages to dedicated printer
Time base: Extract and output the time or frequency information of a signal
Signal Adaptation: Synchronize signal flows of differing characteristics
Send e-Mail: Use Windows E-Mail to send messages to any address including attachments and custom messages/alarms
 
Matemáticas
 
Formula Interpreter: Link data from several channels according to mathematical functions entered as formulas
Arithmetic: Basic arithmetic operations; various operands and exponential functions
Trigonometry: Sine, tangent, arc- and hyperbolic functions
Differentiation/Integration: Integration of signal values or slopes in the signal flow
Scaling: Linear scaling, interpolation tables, RTD linearization, thermocouple linearization, offset adjust, linear conversion factors for a large number of measurement systems
Slope Limitation: Limit the difference between values
Reference Curve: Calculates a reference Curve using one or more test runs
Logical Operations: Evaluate TTL data from input channels; operators AND, OR, XOR, NAND, NOT
Bit Operations: Perform logical operations (bit by bit) with the received data words, combine, extract, mask and shift operations
Flip-Flop: Use bistable trigger elements for intermediate data storage (FlipFlop and MonoFlop)
Gray-Code: Decodes signals generated by position encoders
Channel Comparator: Compares channels and a constant or to corresponding channels.
 
Estadísticas
 
Statistical Values: Compute max/min, average, effective values, variance and standard deviation
Position in Signal: Extract the value position as defined by sample number, date/time or frequency
Histogram: Classify data according to specific intervals and numbers of classes
Regression: Calculate constant, linear or polynomial regression curves up to an order of 20
Counter: Count blocks, edges, samples, maxima/minima, zero/level crossings and duration
Minimum/Maximum: Determine extreme values in the signal flow
Check Reference Curve: Compare the signal with a previously saved reference curve and signal deviations.
Pulse Width Analysis: Calculates the frequency, length of pulses, pauses and pulse/pause ratio in a TTL pulsed signal.
Channel Sort: Rearranges the input channels based on their values
 
Red
 
Net Input/Output: Receive or send data to one or more DASYLab Net via a TCP/IPnetwork.
Message Input/Output: Receives or Sends messages from or to other DASYLab Net via a TCP/IP network.
DataSocket Import/Export: Exchange data with OPC server via network.
 
Add-On de Análisis(opcional)
 
Sequence Generator: Generate curves and ramps of different types which can be combined in many ways.
Transfer Function: The Transfer and Coherence functions are calculated for up to 8 pairs of values.
Block Weighting: Weight each sample in block by a predefined function.
Convolution: Up to 16 Input signals are processed (superimposed) with digital filters.
Write UFF Format: Write data in the Universal File Format 58 for use in system analysis.
FFT Filter: Frequency intervals of up to 16 signals are filtered with defined conditions.
Universal Filter: Create user defined FIR or IRR Filters with a helpful filter wizard for FIR Filters.
FFT Maximum: Calculates the maximum of energy of a FFT spectrum by analysing intervals of the frequency band.
n-th Order Harmonic: Calculates the maximum of the Harmonic up to an order of 20 of FFT data
Rainflow: Several counting algorithms classify samples for Time-Stress Analysis
Two-channel Classification: Classifies the values of two diferrent temporal functions to be used for Time-Stress Analysis.
Octave Analysis: This module is used for One-Third or Octave Analysis of a signal using digital filters optimized to 40KHz