National Instruments 7334, 7344 user manual

Motion Control

7344/7334 Hardware

User Manual

7344/7334 Hardware User Manual

May2001 Edition

PartNumber 322504B-01

Contents

Main Page Important Information Warranty Copyright Trademarks WARNINGREGARDING USE OF NATIONAL INSTRUMENTS PRODUCTS Contents Page Glossary Index Figures Tables About This Manual Conventions Related Documentation Introduction About the 7344/7334 Controller Features Hardware RTSI What You Need to Get Started Software Programming Choices National Instruments Application Software Optional Equipment Motion I/O Connections Configuration and Installation Software Installation Controller Configuration Hardware Installation Page Page Hardware Overview Figure3-2. PXI-7344Parts Locator Diagram Figure3-3. FW-7344Back Panel User Connectors Page Functional Overview Dual Processor Architecture Embedded Real-Time Operating System (RTOS) TrajectoryGenerators Analog Feedback Flash Memory Axes and Motion Resources Axes Motion Resources Onboard Programs (7344 only) Host Communications Signal Connections Motion I/O Connector Figure5-1. 68-PinMotion I/O Connector Pin Assignment Table5-1 describes the signals on the motion I/O connector. Table5-1. MotionI/O Signal Connections Motion Axis Signals Limit and Home Inputs Limit and Home Input Circuit Encoder Signals Encoder<1..4> Phase A/Phase B Encoder <1..4> Index Encoder Input Circuit TriggerInputs, Shutdown Input, and Breakpoint Outputs Page TriggerInput, Shutdown Input, and Breakpoint Output Circuits Figure5-7. BreakpointOutput Circuit Figure5-5. TriggerInput Circuit Figure5-6. ShutdownInput Circuit Analog Inputs Other Motion I/O Connections Digital I/O Connector Figure5-8. 68-PinDigital I/O Connector Pin Assignments PWM Features RTSI Connector RTSI Signal Considerations A Specifications Servo Performance (7344 only) Stepper Performance System Safety Motion I/O Page Digital I/O RTSI Power Requirements (Max) Page B Cable Connector Descriptions FigureB-1. 50-Pin Stepper Connector Pin Assignment FigureB-2. 50-PinServo Connector Pin Assignment (7344 only) C Technical Support Resources Web Support NI Developer Zone Customer Education System Integration Worldwide Support Glossary Numbers/Symbols A B C D E F G H I K L M N O P Q R S T V W Index Numbers A B C D E F I L M N O P R S T U W