Measurement Specialties USB-1616HS-2 manual Table of Contents

Page 5

Table of Contents
Preface
About this User's Guide	7
What you will learn from this user's guide	7
Conventions used in this user's guide	7
Where to find more information	7
Chapter 1
Introducing the USB-1616HS-2	8
Overview: USB-1616HS-2 features	8
Software features	8
Chapter 2
Installing the USB-1616HS-2	9
What comes with your USB-1616HS-2 shipment?	9
Hardware	9
Optional components	9
Additional documentation	10
Unpacking the USB-1616HS-2	10
Installing the software	10
Installing the hardware	11
Configuring the hardware	12
Connecting the board for I/O operations	12
Connectors, cables – main I/O connector	12
Screw terminal pin outs	13
DSUB25F expansion connector	14
Cabling	15
Chapter 3
Functional Details	16
USB-1616HS-2 components	16
USB-1616HS-2 block diagram	18
Synchronous I/O – mixing analog, digital, and counter scanning	18
Analog input	19
Analog input scanning	19
Thermocouple input	22
Tips for making accurate temperature measurements	22
Analog output	23
Example: Analog channel scanning of voltage inputs and streaming analog outputs	23
Digital I/O	24
Digital input scanning	24
Digital outputs and pattern generation	24
Triggering	24
Hardware analog triggering	25
Digital triggering	25
Software-based triggering	25
Stop trigger modes	26
Pre-triggering and post-triggering modes	26
Counter inputs	26

5

Image 5

Contents Page USB-1616HS-2 Management committed to your satisfaction Trademark and Copyright Information Table of Contents USB-1616HS-2 Users Guide About this Users Guide Where to find more informationWhat you will learn from this users guide Conventions used in this users guideSoftware features Overview USB-1616HS-2 featuresIntroducing the USB-1616HS-2 ChapterTR-2U power supply and CA-1* line cord Installing the USB-1616HS-2What comes with your USB-1616HS-2 shipment? HardwareUnpacking the USB-1616HS-2 Installing the softwareAdditional documentation CA-96A expansion cableInstalling the hardware Connecting the board for I/O operations Configuring the hardwareConnectors, cables main I/O connector Information on signal connectionsUSB-1616HS-2 screw terminal pin out single-ended connections Screw terminal pin outsDSUB25 expansion connector pin out DSUB25F expansion connectorCA-96A expansion cable CablingUSB-1616HS-2 components Functional DetailsUSB-1616HS-2 components rear view External power connectorUSB-1616HS-2 functional block diagram USB-1616HS-2 block diagramAnalog input scanning Analog inputSettling time Example Analog channel scanning of voltage inputsAnalog and digital scanning, once per scan mode example Example Analog and digital scanning, once per scan modeAnalog and digital scanning, once per scan mode example Thermocouple input Tips for making accurate temperature measurementsShielding AveragingAnalog output Triggering Digital I/ODigital input scanning Digital outputs and pattern generationSoftware-based triggering Hardware analog triggeringDigital triggering Pre-triggering and post-triggering modes Counter inputsStop trigger modes Tips for making high-speed counter measurements 1 MHz Totalize modeMapped channels Counter modesDebounce modes Trigger before stable mode Trigger after stable modeDebounce module Trigger before stable mode Debounce mode comparisonsOptimal debounce time for trigger before stable mode Encoder modeRepresentation of rotary shaft quadrature encoder Maximizing encoder accuracy Connecting the USB-1616HS-2 to an encoderTimer output frequency examples Timer outputsExample Timer outputs Detection setpoint overview Using multiple USB-1616HS-2s per PCCriteria input signal is equal to Action driven by condition Using the setpoint status register Setpoint configurationExamples of control outputs Detecting on analog input, DAC, and Firstportc updatesAnalog inputs with setpoints update on True and False Detection on an analog input, timer output updatesTimer output update on True and False Using the hysteresis functionDetecting setpoints on a totalizing counter Using multiple inputs to control one DAC outputDetection setpoint details FIRSTPORTC, DAC, or timer update latencyControlling analog, digital, and timer outputs Firstportc Calibrating the USB-1616HS-2 Analog input specifications SpecificationsAnalog input accuracy specifications AccuracyAnalog outputs Analog output specificationsThermocouples Thermocouple TC types and accuracy NoteDigital input/output Digital input/output specificationsInput sequencer specifications Counter specificationsCounters Input sequencerFrequency/pulse generator specifications Power consumptionPower consumption specifications Note Frequency/pulse generatorsUSB specifications External powerSignal I/O connectors and pin out EnvironmentalUSB-1616HS-2 screw terminal pin out single-ended connections USB-1616HS-2 screw terminal pin out differential connections USA Declaration of ConformityMailinfo@mccdaq.com