Measurement-computing ULx for NI LabVIEW Quick Start Instrukcja Użytkownika Pobierz pdf (Strona 6)

Quick Start: MCC ULx for NI LabVIEW Run the VI

Wire the VIs together

1. Connect a wire between the task out terminal on one VI to the task in terminal on the adjacent VI.

2. Connect a wire between the error out terminal on one VI to the error in terminal on the adjacent VI.

3. Connect a wire between the Waveform Graph to the data terminal on the ULx Read.vi.

4. Connect a wire between the signals terminal on the Write to Measurement File VI to the data terminal on

the ULx Read VI.

The block diagram should look like the diagram shown here:

Run the VI

After creating the source code for the program, display the front panel and configure the user interface.

Complete the following steps:

1. Click the physical channels arrow and select Dev0/Ai0 to acquire data from channel 0 on device 0. The

device number is associated with the device installed in InstaCal as "Board# 0".

2. Set the voltage range, sample mode, samples per channel, and rate to values supported by your hardware.

The front panel shown below is configured with values supported by the USB-1608GX-2AO.

3. Click the Run button on the toolbar to run the VI.

Waveform data displays on the front panel, and the data is written to the file specified in the Write the data to a

file procedure on page 5. Data acquired from the USB-1608GX-2AO is shown below.

1 2 3 4 5 6 7 8

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Measurement-computing ULx for NI LabVIEW Quick Start Instrukcja Użytkownika Strona 6