Advantech USB-4750-AE User Manual

Advantech USB-4750-AE User Manual

32-channel isolated digital i/o usb module

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USB-4750
32-Channel Isolated
Digital I/O USB Module
User Manual

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Summary of Contents for Advantech USB-4750-AE

  • Page 1 USB-4750 32-Channel Isolated Digital I/O USB Module User Manual...
  • Page 2 No part of this man- ual may be reproduced, copied, translated or transmitted in any form or by any means without the prior written permission of Advantech Co., Ltd. Information provided in this manual is intended to be accurate and reli- able.
  • Page 3 Product Warranty (2 years) Advantech warrants to you, the original purchaser, that each of its prod- ucts will be free from defects in materials and workmanship for two years from the date of purchase. This warranty does not apply to any products which have been repaired or...
  • Page 4 This product has passed the CE test for environmental specifications when shielded cables are used for external wiring. We recommend the use of shielded cables. This kind of cable is available from Advantech. Please contact your local supplier for ordering information.
  • Page 5: Table Of Contents

    Contents Chapter 1 Introduction ............. 2 Hardware Features............. 2 Software Overview............3 1.2.1 More on the CD ............. 3 Chapter 2 Installation ............6 Unpacking ................. 6 Driver Installation ............. 7 Hardware Installation ............9 Hardware Uninstallation ........... 9 Figure 2.1:Unplug or Eject Hardware Dialog ....10 Figure 2.2:Stop a Hardware device dialog box ....
  • Page 6 USB-4750 User Manual...
  • Page 7 Introduction Sections include: • Hardware Features • Software Overview...
  • Page 8: Chapter 1 Introduction

    Chapter 1 Introduction Thank you for buying the Advantech’s USB-4750 data acquisition mod- ule. The Advantech USB-4750 is a powerful data acquisition (DAS) module for the USB port. It features a unique circuit design and complete functions for data acquisition and control.
  • Page 9: Software Overview

    1.2 Software Overview Advantech offers a rich set of DLL drivers, third-party driver support and application software on the companion CD-ROM to help fully exploit the functions of your device. Advantech’s Device Drivers feature a complete I/O function library to help boost your application performance and work seamlessly with development tools such as Visual C++, Visual Basic, Inprise C++ Builder, and Inprise Delphi.
  • Page 10 USB-4750 User Manual...
  • Page 11 Installation Sections include: • Unpacking • Driver Installation • Hardware Installation • Hardware Uninstallation...
  • Page 12: Chapter 2 Installation

    Chapter 2 Installation 2.1 Unpacking After receiving your USB-4750 package, please inspect its contents first. The package should contain the following items: • USB-4750 Module • Shielded USB 2.0 Cable (1.8 m) • Companion CD-ROM (DLL driver included) • User Manual The USB-4750 Module harbors certain electronic components vulnerable to electrostatic discharge (ESD).
  • Page 13: Driver Installation

    2.2 Driver Installation We recommend you install the software driver before you install the USB-4750 module into your system, since this will guarantee a smooth installation process. The 32-bit DLL driver Setup program for the USB-4750 module is included on the companion CD-ROM that is shipped with your module package.
  • Page 14 For further information on driver-related issues, an online version of the Device Drivers Manual is available by accessing the following path: Start\Programs\Advantech Automation \Device Manager\Device Driver’s Manual USB-4750 User Manual...
  • Page 15: Hardware Installation

    Section 2.2 Driver Installation. After your module is installed, you can configure it using the Advantech Device Manager. The Device Driver's Manual can be found at: Start\Programs\Advantech Automation\Advantech Device Man- ager\Device Driver’s Manual...
  • Page 16 Step2: Right click the “Unplug or Eject Hardware” icon on your task bar. Figure 2.1: Unplug or Eject Hardware Dialog Step3: Select “Advantech USB-4750 Device” and press “Stop” Button. Figure 2.2: Stop a Hardware device dialog box Step4: Unplug your USB device from the USB port.
  • Page 17 Signal Connections Sections include: • Overview • Isolated Digital I/O Connections • Field Wiring Considerations...
  • Page 18: Chapter 3 Signal Connections

    Chapter 3 Signal Connections 3.1 Overview Maintaining good signal connections is one of the most important factors in ensuring that your application system is sending and receiving data correctly. A good signal connection can avoid unnecessary and costly damage to your PC and other hardware devices. 3.2 I/O Connectors USB-4750 is equipped with plug-in screw-terminal connectors that facili- tate connection to the module without terminal boards or cables.
  • Page 19: I/O Connector Signal Description

    3.2.2 I/O Connector Signal Description Table 3.1: I/O Connector Signal Descriptions Signal Reference Direction Description IDI<0~15> Input Isolated digital input channels INT<0,1> INT_G Input Interrupt trigger sources. INT<0,1>_ Ground for interrupt pins. CNT<0,1> Input Isolated input counters IDO<0~15> Output Isolated digital output channels COM<0,1>...
  • Page 20: Isolated Digital I/O Connections

    3.3 Isolated Digital I/O Connections 3.3.1 Dry/Wet Contact Support for Digital Input Each digital input channel accepts either dry contact or 0 ~ 60 VDC wet contact inputs. Dry contact capability allows the channel to respond to changes in external circuitry (e.g., the closing of a switch in the external circuitry) when no voltage is present in the external circuit.
  • Page 21: Isolated Digital Output Connections

    3.3.2 Isolated Digital Output Connections Each of 8 isolated digital output channels comes equipped with a Darling- ton transistor. Every 8 output channels share common collectors and inte- gral suppression diodes for inductive loads. Channels 0 ~ 7 use COM0, and channels 8 ~ 15 use COM1 as a common pin.
  • Page 22: Field Wiring Considerations

    3.4 Field Wiring Considerations • When you use USB-4750 to acquire data from outside, noises in the environment might significantly affect the accuracy of your measure- ments if due cautions are not taken. The following measures will be helpful to reduce possible interference running signal wires between signal sources and the USB-4750.
  • Page 23 Specifications...
  • Page 24: Appendix A Specifications

    Appendix A Specifications A.1 Isolated Digital Input Channels DI0, DI8 Interrupt Inputs 2500 VDC Optical Isolation 25 µs Opto-isolator ResponseTime Dry contact or Input Voltage 0 ~ 5 V for logic 0 5 ~ 60 V for logic 1 A.2 Isolated Digital Output Channels 2500 VDC Optical Isolation...

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Usb-4750

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