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Fast controlling with LabViewRT analog I/O

I`m using LabViewRT with the PCI 7030/6040E DAQ-Board.
I implemented a controll circuit but the fastest scan time I got for the analog I/O was only 1.5 milliseconds.
Does anyone know how to improve this scan times?
And does anyone know the fastest scan time for this card?
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Hello,

The 7030 is only capable of control loop rates of approximately 1 kHz for a single channel. If you require faster loop times, you might consider a PXI controller with a PXI DAQ device. Our fastest PXI controller is capable of over 40 kHz.

If you are simply looking to get a little more speed out of things (like shaving that 1.5 ms down closer to 1 ms [inverse of 1 kHz]), you might try viewing some of the documents at the following link:

NI Developer Zone : LabVIEW Real-Time : Timing Loops and Optimizing Performance
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