Manual Results

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NI 9421 Datasheet
This document contains specifications for the National Instruments 9421.
Edition Date: May 2015

Software Support for CompactRIO, CompactDAQ, Single-Board RIO, R Series, and EtherCAT
This document describes the range of software versions required for the aforementioned devices and links to the most recent documentation resources available at for ...

NI-9421 Product Certifications
This page documents all the applicable standards and certifications for the NI-9421 and provides downloadable certifications.

NI-9421 Dimensional Drawings
This page provides dimensional drawings for the NI-9421.

cDAQ Module Support for Accessing On-board Counters
This article explains which NI C Series modules you can use to access the counters or timers on your CompactDAQ (cDAQ) chassis or controller's backplane. Use this article if you wa...

NI 9421 Letter of Volatility
This document describes the memory volatility under normal use conditions for the NI 9421.
Edition Date: January 2016

NI 9421 Getting Started Guide
This document describes how to use the National Instruments 9421.
Edition Date: May 2015