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Measurement Specialties USB-1616HS-2 manual

Models: USB-1616HS-2

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USB-1616HS-2

User's Guide

Document Revision 1, August, 2007

© Copyright 2007, Measurement Computing Corporation

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Measurement Specialties USB-1616HS-2 manual

Contents

Page USB-1616HS-2 Management committed to your satisfaction Trademark and Copyright Information Table of Contents USB-1616HS-2 Users Guide What you will learn from this users guide Where to find more informationAbout this Users Guide Conventions used in this users guideIntroducing the USB-1616HS-2 Overview USB-1616HS-2 featuresSoftware features ChapterWhat comes with your USB-1616HS-2 shipment? Installing the USB-1616HS-2TR-2U power supply and CA-1* line cord HardwareAdditional documentation Installing the softwareUnpacking the USB-1616HS-2 CA-96A expansion cableInstalling the hardware Connectors, cables main I/O connector Configuring the hardwareConnecting the board for I/O operations Information on signal connectionsScrew terminal pin outs USB-1616HS-2 screw terminal pin out single-ended connectionsDSUB25F expansion connector DSUB25 expansion connector pin outCabling CA-96A expansion cableFunctional Details USB-1616HS-2 componentsExternal power connector USB-1616HS-2 components rear viewUSB-1616HS-2 block diagram USB-1616HS-2 functional block diagramSettling time Analog inputAnalog input scanning Example Analog channel scanning of voltage inputsExample Analog and digital scanning, once per scan mode Analog and digital scanning, once per scan mode exampleAnalog and digital scanning, once per scan mode example Shielding Tips for making accurate temperature measurementsThermocouple input AveragingAnalog output Digital input scanning Digital I/OTriggering Digital outputs and pattern generationSoftware-based triggering Hardware analog triggeringDigital triggering Pre-triggering and post-triggering modes Counter inputsStop trigger modes Mapped channels Totalize modeTips for making high-speed counter measurements 1 MHz Counter modesDebounce modes Trigger after stable mode Trigger before stable modeDebounce mode comparisons Debounce module Trigger before stable modeEncoder mode Optimal debounce time for trigger before stable modeRepresentation of rotary shaft quadrature encoder Connecting the USB-1616HS-2 to an encoder Maximizing encoder accuracyTimer output frequency examples Timer outputsExample Timer outputs Using multiple USB-1616HS-2s per PC Detection setpoint overviewCriteria input signal is equal to Action driven by condition Setpoint configuration Using the setpoint status registerDetecting on analog input, DAC, and Firstportc updates Examples of control outputsDetection on an analog input, timer output updates Analog inputs with setpoints update on True and FalseUsing the hysteresis function Timer output update on True and FalseUsing multiple inputs to control one DAC output Detecting setpoints on a totalizing counterDetection setpoint details FIRSTPORTC, DAC, or timer update latencyControlling analog, digital, and timer outputs Firstportc Calibrating the USB-1616HS-2 Analog input accuracy specifications SpecificationsAnalog input specifications AccuracyThermocouples Analog output specificationsAnalog outputs Thermocouple TC types and accuracy NoteDigital input/output specifications Digital input/outputCounters Counter specificationsInput sequencer specifications Input sequencerPower consumption specifications Note Power consumptionFrequency/pulse generator specifications Frequency/pulse generatorsSignal I/O connectors and pin out External powerUSB specifications EnvironmentalUSB-1616HS-2 screw terminal pin out single-ended connections USB-1616HS-2 screw terminal pin out differential connections Declaration of Conformity USAMailinfo@mccdaq.com