Adlink USB-7250 User Manual

Advance Technologies; Automate the World.Manual Rev.: 2.00Revision Date: Nov. 16, 2012Part No: 50-1Z138-2000USB-7230/7250USB 2.0-based Digital I/O

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Introduction 1USB-7230/72501 Introduction1.1 OverviewThe USB-7230/7250 are USB-based digital I/O modules, featuringhigh voltage ON/OFF control and mo

2Introduction1.3 ApplicationsX Automotive testingX Laboratory research X Industrial I/O controlX Signal switching1.4 Specifications1.4.1 General Speci

Introduction 3USB-7230/72501.4.3 Digital Output (DO)USB-7230USB-7250Min. pulse width for change of state (COS) detection20.83 ns (software programmab

4Introduction1.5 Software SupportADLINK provides comprehensive software drivers and packagesto suit various user approaches to system building. In add

Introduction 5USB-7230/7250experienced programmers. As a task-oriented DAQ driver, SDKand wizard for Windows systems, DAQPilot helps shorten devel-op

6Introduction1.8 Schematics and Dimensions1.8.1 ModuleFigure 1-1: USB-7230/7250 Module Rear ViewNOTE:NOTE:All dimensions shown are in millimeters (mm)

Introduction 7USB-7230/7250Figure 1-2: USB-7230/7250 Module Side View156.5114

8IntroductionFigure 1-3: USB-7230 Module Front View41.3114

Introduction 9USB-7230/7250Figure 1-4: USB-7250 Module Front View1.8.2 Module StandThe multi-function USB-7230/7250 stand is compatible with desk,rai

Revision HistoryRevision Release Date Description of Change(s)2.00 Nov. 16, 2012 Initial release

10 Introductionfrom the stand, twist the bottom of the stand in a back-and forthmotion and separate from the module.Figure 1-5: Module, Stand, Connect

Introduction 11USB-7230/7250Figure 1-6: Module, Stand, & Wall Mount Kit Side View (w/ connections)200.1169.4156.5

12 IntroductionFigure 1-7: Module in Stand Front View114.3

Introduction 13USB-7230/7250Figure 1-8: Module Stand Top View20.420.4B26

14 IntroductionFigure 1-9: Module Stand Side Cutaway ViewFigure 1-10: Module Stand Front View5.891.563.4100

Introduction 15USB-7230/72501.8.3 Rail MountingThe multi-function stand can be mounted on the DIN rail using therail-mount kit as shown.Figure 1-11:

16 IntroductionFigure 1-12: Module Pre-Rail Mounting

Introduction 17USB-7230/7250Figure 1-13: Module Rail-Mounted

18 Introduction1.8.4 Wall MountingThe multi-function stand can be fixed to a wall using four flushhead screws as shown. The four screw holes should be

Introduction 19USB-7230/7250Figure 1-15: Module with Wall Mount Apparatus

Preface iiiUSB-7230/7250PrefaceCopyright 2012 ADLINK Technology, Inc.This document contains proprietary information protected by copy-right. All righ

20 Introduction1.9 Connector Pin AssignmentThe USB-7230/7250 module is equipped with 40-pin removablescrew-down terminal connectors, with pin assignme

Introduction 21USB-7230/7250Table 1-2: USB-7230 I/O Signal DescriptionCOM -------- Common ground or common power of isolated digital input channelCN

22 IntroductionTable 1-3: USB-7250 Pin AssignmentTable 1-4: USB-7250 I/OSignal Description4 COM1 24 DI1L3 NC0 23 DI1H2NO022DI0L1 COM0 21 DI0HSignal

Getting Started 23USB-7230/72502 Getting Started2.1 Unpacking ChecklistBefore unpacking, check the shipping carton for any damage. Ifthe shipping car

24 Getting Started2.3 Device IDA rotary control on the rear of the module (as shown) controlsdevice ID setting and can be set from 0 to 7. The device

Getting Started 25USB-7230/7250All remaining hardware configuration is software programmable,including sampling/update rate, input/output channel, in

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Operations 27USB-7230/72503 OperationsFigure 3-1: USB-7230 Functional Block DiagramThe USB-7250 provides 8CH optical isolation digital inputs, 8CHrel

28 OperationsFigure 3-2: USB-7250 Functional Block Diagram3.1 Isolated Digital InputThe USB-7230/7250 support 16 or 8 opto-isolated input chan-nels,as

Operations 29USB-7230/7250Figure 3-3: USB-7230 Isolated InputFigure 3-4: USB-7250 Isolated Input3.2 Change of State (COS) DetectionCOS (Change of Sta

iv PrefaceNOTE:NOTE:Additional information, aids, and tips that help users perform tasks.CAUTION:Information to prevent minor physical injury, compone

30 OperationsIn the USB-7230/7250, the COS detection circuit is applied to allDI channels, with the channel(s) to enable COS detection select-able by

Operations 31USB-7230/7250Figure 3-6: COS Example3.3 Optical Isolated Frequency/Event CounterCalculates the number of rising or falling edges occurri

32 Operationscounter1 with falling-edge polarity. Counter value is updated andreset in every period.Figure 3-8: Frequency Counter ExampleSince the sig

Operations 33USB-7230/7250Figure 3-9: Frequency Counter Error %3.4 Digital FilteringFilters unexpected glitch signals from the input channels. Bydefa

34 Operationsnals is 180 ns when filter is disabled, definitely, the last two statesare recognized.Figure 3-10: Digital Filter ExampleTo reject a sign

Operations 35USB-7230/7250Figure 3-11: USB-7230 Isolated Output3.6 Relay Output (USB-7250 only)USB-7250 provides Form C and Form A relays, with chann

36 OperationsA relays have only NO (Normal Open) and COM (Common) con-tacts. When the control bit is high (1), the COM terminal znd NOpole contact. If

Important Safety Instructions 37USB-7230/7250Important Safety InstructionsFor user safety, please read and follow all instructions,WARNINGS, CAUTION

38 Important Safety InstructionsX Never attempt to fix the equipment. Equipment should only be serviced by qualified personnel.A Lithium-type battery

Getting Service 39USB-7230/7250Getting ServiceContact us should you require any service or assistance. ADLINK Technology, Inc. Address: 9F, No.166

Table of Contents vUSB-7230/7250Table of ContentsRevision History... iiPreface ..

40 Getting ServiceADLINK Technology, Inc. (French Liaison Office) Address: 15 rue Emile Baudot, 91300 Massy CEDEX, France Tel: +33 (0) 1 60 12 3

vi Table of Contents3 Operations ... 273.1 Isolated Digital Input ...

List of Figures viiUSB-7230/7250List of FiguresFigure 1-1: USB-7230/7250 Module Rear View... 6Figure 1-2: USB-7230/7250 Modu

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List of Tables ixUSB-7230/7250List of TablesTable 1-1: USB-7230 Pin Assignment ............ 20Table 1-2: USB-7230 I