Instruction/ maintenance manual of the product USB-4750 Advantech
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USB-4750 32-Channel Isolated Digit al I/O USB Module User Manual.
USB-4750 User Manual ii Copyright The documentation and th e software included with this product are copy- righted 2006 by Advantech Co., Lt d. All rights are reserved. Advantech Co., Ltd. reserves the right to make improvements in the products described in this manual at any time wi thout notice.
iii Product W arra nty (2 years) Advantech warrants to you, the original purchaser , that each of its prod- ucts will be free from defects in mat erials and workm anship for two years from the date of purchase.
USB-4750 User Manual iv CE This product has passed the CE test for environmental specificati ons when shielded cables are used for external wiring. W e recommend the use of shielded cables. This kind of cable is available from Advantech. Please contact your local supplier for orderi ng information.
v Table of Contents Contents Chapter 1 Introd uction ..................................................... 2 1.1 Hardware Features............. ................. .............. ............... .. 2 1.2 Software Overview .................. ............
USB-4750 User Manual vi.
2 CHAPTER 1 Introduction Sections include: • Hardware Features • Software Overview.
USB-4750 User Manual 2 Chapter 1 Introduction Thank you for buying the Adv antech’ s USB-4750 data acq uisition mod- ule. The Advantech USB-4750 is a powerful data acquisition (D AS) module for the USB port. It features a un ique circuit design and complete functions for data acquisition and con trol.
3 Chapter 1 1.2 Sof tware Overview Advantech offers a rich set of DLL dr ivers, third-party driver su pport and application software on the companion CD-R OM to help fully exploit the functions of your dev ice.
USB-4750 User Manual 4.
2 CHAPTER 2 Inst allation Sections include: • Unpacking • Driver Installation • Hardware Installation • Hardware Uninstallation.
USB-4750 User Manual 6 Chapter 2 Inst allation 2.1 Unp acking After receiving your USB-4 750 package, please inspect its contents first. The package should contai n the followin g items: • USB-4750 Module • Shielded U SB 2.
7 Chapter 2 2.2 Driver Inst allation W e reco mmend you install the software driver be fore you install the USB-4750 module into yo ur system, si nce this w ill gu arantee a smooth installation process. The 32-bit DLL driver Setup program fo r the USB-4750 module is included on th e companion CD-ROM that is shipped with your module package.
USB-4750 User Manual 8 For further information on driver-related issues, an online version of the Device Drivers Manual is availabl e by accessing the following path: S tartProgramsAdvantech Automatio.
9 Chapter 2 2.3 Hardware Inst allation After the DLL driver installation is completed , you can now go on to install the USB-4750 modu le in any USB port that supp orts the USB 1.1/2.0 standard, on your computer . It is suggested that you refer to the computer ’ s user manual if you have any doubts.
USB-4750 User Manual 10 St e p 2 : Right click the “Unplug or Eject Hardware” icon on your task bar . Figure 2.1: Unplug or Eject Hardware Dialog St e p 3 : Select “Advantech USB-4750 De vice” and press “Stop” Button. Figure 2.2: S top a Hardware device dialog box St e p 4 : Unplug your USB device from the USB port.
2 CHAPTER 3 Signal Connections Sections include: • Overview • Isolated Digital I/O Connections • Field W iring Considerations.
USB-4750 User Manual 12 Chapter 3 Signal Connections 3.1 Overview Maintaining good signal con nections is one of the most important facto rs in ensuring that your application system is sending and receiving data correctly . A good signal connection can avoid unnecessary and costly damage to y our PC and other hardware d evices.
13 Chapter 3 3.2.2 I/O Connector Signal Description 3.2.3 LED Indicator S t atus Description The USB Module is equipped with a LED indicator to show the current status of the dev ice. When you plug the USB device i nto the USB port, the LED indicator will blink five tim es and then stay lit to indicate that it is on.
USB-4750 User Manual 14 3.3 Isolated Digi t al I/O Connections 3.3.1 Dry/Wet Cont act Support for Digital Input Each digital input channel accepts ei ther dry contact or 0 ~ 5 VDC wet contact inputs. Dry contact capability allows the channel to respond to changes in external circuitry (e.
15 Chapter 3 3.3.2 Isolated Digit al Output Connections Each of 8 isolated digital out put cha nnels comes equipped with a Darling- ton transistor . Every 8 output channe ls share common co llectors and inte- gral suppression diodes for ind uctive loads.
USB-4750 User Manual 16 3.4 Field Wiring Considerations • When you use USB-4750 to acquire data from outsi de, noises in the environment might signifi cantly affect the accuracy of your measure- ments if due cautions are not taken.
2 APPENDIX A Sp ecifications.
USB-4750 User Manual 18 Appendix A Specifications A.1 Isolated Digit al Input A.2 Isolated Digit al Output A.3 Isolated Counter A.4 General Channels 16 Interrupt Input s DI0, DI8 Optical Isolation 250.
An important point after buying a device Advantech USB-4750 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Advantech USB-4750 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Advantech USB-4750 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Advantech USB-4750 you will learn all the available features of the product, as well as information on its operation. The information that you get Advantech USB-4750 will certainly help you make a decision on the purchase.
If you already are a holder of Advantech USB-4750, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Advantech USB-4750.
However, one of the most important roles played by the user manual is to help in solving problems with Advantech USB-4750. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Advantech USB-4750 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
