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I/O Application Notes

109 Specification

Data Sheet

VME Board Addressing Sheet

VME base address configuration for all VME 64xx cards.

Environmental Specifications for cPCI and VME cards

Temperature, Humidity, Vibration and Shock for commercial, Air-cooled and Conduction-cooled cards.

Quick Start Software Guide

The Quick Start Software Guide is an overview of the software supplied to support cPCI, PCI and VME products.

Application Note: Encoder/Commutation Option

Operation discussion of the Encoder/Commutation option for the synchro/resolver measurement modules.

I/O Board Reference Guide

This Product P/N vs. Function matrix provides a guide to determining which functions (Simulation, Measurement, general I/O, Communications, etc.) are available in the various Board Platforms / Architectures (VME, VXI, cPCI, PCI, PC-104, & ISA) offered by the North Atlantic Industries Board Division.

I/O Board Software Reference Guide

This reference matrix provides a guide to determining which software drivers are available in the various Board Platforms / Architectures (VME, VPX, VXI, cPCI, PCI, PC-104, PMC & ISA) offered by North Atlantic Industries.

AC/Synchro/Resolver/Phase Glossary

This glossary provides many definitions for terms used in describing synchro/ resolver or servo system components.

Motion Electronics in Avionic Systems

A white paper describing the theory behind synchros, resolvers, LVDT's and RVDT's

LVDT Four Wire Mode Setup Procedure

The following Application Note provides the necessary steps to configure an LVDT module that measures the position of an LVDT transducer in four wire mode configuration.

Two Speed Measurement Data for Synchro/Resolver

How 2-Speed Measurement Data for Synchro/Resolver is Calculated and Presented

Multifunction VME I/O Board Features Support Flexible System Architectures

A new generation of I/O boards incorporating multifunction I/O, Bus Master function, Ethernet and system processors provide flexibility for implementation of new VME system architectures.

ACC-ISO-THERM-BLK2 Data Sheet

Accessory Detail Summary; Used on TC1, TR1

75INT2 PXE Boot CentOS 6.5

75INT2 PXE Boot CentOS 6.5

Power Application Notes

APPLICATION NOTE:Using Power Supply Remote Sense

This application note explains what the remote sense feature on a power supply is. It also covers the use and connection of the remote sense feature.

Power Conversion Terminology Help Guide

This guide consists of a glossary of commonly used power conversion technology terms. Many of these terms are used in the NAI product specifications. When reviewing NAI product specifications, this guide can be used as a reference for clarification of these specifications.

APPLICATION NOTE:Measuring Ripple on a Switching Power Supply

This Application Note shows the recommended method for measuring ripple on a switching power supply

Power Monitor Comparison Matrix

Matrix comparing features of available Power Monitors

APPLICATION NOTE:Ensuring EMI System Compliance

This Application Note gives recommendations for system setup which will help a power supply comply with EMI requirements

APPLICATION NOTE:Using ENABLE* / INHIBIT* on VPX Power Supplies

Application note describing use of ENABLE* / INHIBIT* to control power states on NAI VPX Power Supply outputs.

Application Note VBAT on NAI VPX Power Supplies

This application note explains what the VBAT feature on a VPX power supply is.

Application Note Status LED on VPX Power Supplies

Application Note for Status LED on NAI VPX Power Supplies

Systems Application Notes

DAQ-35CP0G Data Sheet

Data Acquisition Systems Data Sheet

FCT-35CP0D Data Sheet

Fire Control and Targeting system from NAI

VMS-35CP0A Data Sheet

Vehicle Management Systems from NAI

IVHM-35CP0C Data Sheet

Integrated Vehicle Health Management System datasheet

RDC-35CP0B Data Sheet

Remote Data Concentrator

Instruments Application Notes

DDC Instrument Cross Reference

NAI offers Angle Position Indicators which are form, fit and function replacements for the DDC, "AP-306XX" and "AP-307XX" series of Angle Position Indicators; as well as the "SM-312" series of Synchro/Resplver Simulators.

AC/Synchro/Resolver/Phase Definitions

This glossary provides many definitions for terms used in describing synchro/ resolver or servo system components.

Motion Electronics in Avionics

A white paper describing the theory behind synchros, resolvers, LVDT's and RVDT's

Effects of Quadrature Signals on a Servo System

The Digital to Synchro converter in a control loop and the effects of phase shifted signals on servo systems.

Harmonic distortion of the Reference Waveform

How reference waveform distortion affects tracking type Synchro to Digital converters. The following analysis shows the way in which reference waveform distortion is of no practical consequence.

Synchro/Resolver Handbook Chapter 1 & 2

Synchro/Resolver Theory (3 Meg).Topics include: What are Synchros/Resolvers?, Coarse/Fine Synchro/Resolver systems, Synchro/Resolver Parameters, Synchro and Reliability, Scott T transformers, The representation of Angles in Digital Form and Synchro/Resolver connection conventions.

Synchro/Resolver Handbook Chapter 3

Synchro/Resolver to Digital Conversion.(2.3 Meg) Topics include: Tracking Synchro/Resolver to Digital Converters, Advantages of a tracking converter, Data Transfer, Bandwidth and Transfer of Tracking Converters and Velocity Voltage Outputs from Tracking Converters.

Synchro/Resolver Handbook Chapter 4

Digital to Synchro/Resolver Conversion. Theory of Digital to Synchro/Resolver Conversion. (1.7 Meg)Topics include: Principles of operation, variations of accuracy and performance with reference frequency, quadrature errors and reference phase shift.

Synchro/Resolver Handbook Appendix F

Effects of Quadrature Signals on a Servo System. The Digital to Synchro converter in a control loop and the effects of phase shifted signals on servo systems.

Synchro/Resolver Handbook Appendix C

How reference waveform distortion affects tracking type Synchro to Digital converters. The following analysis shows the way in which reference waveform distortion is of no practical consequence.

Measuring LVDT/RVDT Performance

This application note details set-up and test methods commonly used to perform some of the various measurements done on LVDT and RVDT electromagnetic displacement transducers using the versatile and flexible Model 2250 Digital Phase Angle Voltmeter.

Synchro/Resolver Handbook Appendix A

Common Synchro Parameters, Synchro Control Differential Transmitters and Synchro Torque Transmitters and Synchro Torque Receivers.