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Why is My AI-110 is Not Sampling as Fast as It Should?

Hardware: FieldPoint>>Analog I/O Modules>>FP-AI-110

Problem: The AI-110 manual states that with the filter set to 500 Hz, I should see a sampling rate around 5 Hz, but I do not, what is wrong?

Solution: The AI-110 should get new samples every 0.173 seconds when using the 500 Hz filter. However, the manual specifically states that this only holds true when you set all of the channels to a 500 Hz filter. Even if you are only acquiring samples from one of the channels on the FP-AI-110, you still need to set all of the channels to have a 500 Hz filter in order to assure the fastest sampling rate available.

However, if this does not solve the problem, then it is likely that we are looking at a network throughput issue. Below is a link to a Knowledge Base that discusses different bottlenecks that FieldPoint systems can have.

Related Links: KnowledgeBase 1O3CJ7US. Sampling Speed of FieldPoint Modules
AI-110 Operating Instructions

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Report Date: 04/12/2004
Last Updated: 04/16/2004
Document ID: 38BBC3IO

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