Manual Omega USB-4750

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  • Omega USB-4750 - page 1

    omega.com e-mail: info@omega.com For latest product manuals: omegamanual.info U ser ’ s Guide USB-4750 32 Channel Isolated Digital I/O USB Data Acquisition Module Shop online at ...

  • Omega USB-4750 - page 2

    Servicing Nor th America: U.S.A.: One Omega Drive, Box 4047 ISO 9001 Certified Stamford, CT 06907-0047 Tel: (203) 359-1660 FAX: (203) 359-7700 e-mail: info@omega.com Canada: 976 Bergar Laval (Quebec) H7L 5A1, Canada Tel: (514) 856-6928 FAX: (514) 856-6886 e-mail: info@omega.ca For immediate technical or application assistance: U.S.A. and Canada: Sa ...

  • Omega USB-4750 - page 3

    USB-4750 32-Channel Isolated Digit al I/O USB Data Acquisition Module User Manual ...

  • Omega USB-4750 - page 4

    Contents Chapter 1 Introduction ............ ............................... .......... 2 1.1 Hardware Fea tu res .. . .. .. . ... ..... .... .. .. . ... .... . ... .... .. .. . .. .. . ... .... .. .. 2 1.2 Software Overview....... .............. ................. .............. ........ 3 1.2.1 More on the CD ...... .. ......... ......... ....... ...

  • Omega USB-4750 - page 5

    USB-4750 User Manual vi ...

  • Omega USB-4750 - page 6

    1 2 Introduction Sections include: • Hardware Features • Software Overview ...

  • Omega USB-4750 - page 7

    Chapter 1 Introduction Thank you for buying the USB-4750 data acquisition mod- ule. The 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. 1.1 Hardware Features USB-4750 features excellent measurement & control functions: • 32 i so ...

  • Omega USB-4750 - page 8

    1.2 Sof tw are Overview Omega offers a rich set of DLL drivers, th ird-party driver support and application software on the comp anion CD-ROM to help fully exploit the functions of your device. The Device Drivers feature a complete I/O function library to help boost your application perfor mance and work seamlessly with development tools such as V ...

  • Omega USB-4750 - page 9

    USB-4750 User Manual 4 ...

  • Omega USB-4750 - page 10

    2 2 Inst allation Sections include: • Unpacking • Driver Installation • Hardware Installation • Hardware Uninstallation ...

  • Omega USB-4750 - page 11

    Chapter 2 Inst allation 2.1 Unp ackin g After receiving your USB-4750 package, please inspect its contents first. The package should contain the followi n g i tems: • USB-4750 Module • Shield ed USB 2.0 Cable (1 .8 m) • Companion CD-ROM (DLL driver included) The USB-4750 Module harbors certain electronic components vulnerable to electr os tat ...

  • Omega USB-4750 - page 12

    2.2 Driver Inst allation W e recommend you install the software driver before you install the USB-4750 module into your system, sinc e this wi l l 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. Please follow the step s ...

  • Omega USB-4750 - page 13

    For further information on driver-related issues, an online version of the Device Drivers Manual is available by accessing the following path: S tart/Pr ograms/Omega USB-4700 Series/ Device Driver ’s Manual USB-4750 User Manual 8 ...

  • Omega USB-4750 - page 14

    2.3 Hardware Installation Note: Make sure you ha ve inst alle d th e so f twar e driver before you in stall the module (please re fer to Sec- tion 2. 2 Driver Installation) Afte r the DLL driver installation is completed, you can now go on to install the USB-4750 module in any USB port that supports the USB 1.1/2.0 standard, on your computer . It i ...

  • Omega USB-4750 - page 15

    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 “USB-4750 Device” and press “Stop” Button. Figure 2.2: S top a Hardware device dial og box St e p 4 : Unplug your USB device from the USB port. Note: Plea se mak e sur e th at you have clo sed t he ...

  • Omega USB-4750 - page 16

    3 2 Signal Connections Sections include: • Overview • Isolated Digital I/O Connections • Field W iring Considerations ...

  • Omega USB-4750 - page 17

    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 plu ...

  • Omega USB-4750 - page 18

    3.2.2 I/O Conne ctor Signal Description T abl e 3.1: I/O Connector Sig nal Descriptions Sign al Re fere nce Dir ecti on De scr iption IDI<0~1 5> GND Input Isol ated d igit al inpu t ch annel s IN T<0, 1> IN T_ G Inp ut Int err up t trig ge r sou rces. INT<0,1> _ G - - Ground for interrupt pins. CNT<0,1> GND Input Isolated in ...

  • Omega USB-4750 - page 19

    3.3 Iso late d Dig it al I/O Connections 3.3.1 Dry/W et Cont act Support for Digit al Input Each digital input channel accepts either dry contact or 0 ~ 5 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 presen t ...

  • Omega USB-4750 - page 20

    3.3.2 Isolated Digit al Output Conne ctions Each of 8 isolated digital output channels comes equipped with a Darling- ton tran sistor . Every 8 output chan nels share common collectors and inte- gral supp ression diodes for indu ctiv e loads. Channels 0 ~ 7 use COM0, and channels 8 ~ 15 use COM1 as a common pi n. If an external voltage (5 ~ 40 V) i ...

  • Omega USB-4750 - page 21

    3.4 Field Wiring Consideratio ns • When you use USB-4750 to acquire data from outside, noises in the environment might significantly af fect 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. • The ...

  • Omega USB-4750 - page 22

    A 2 S pecifications ...

  • Omega USB-4750 - page 23

    Appendix A S pecifications A.1 Isolat ed Digit al Input Channels 16 Interrupt Inputs DI0, D I8 Optical Isol ati on 2500 V D C Opto-isolator Resp on seT ime 25 µ s Input V o ltag e 5~50 VDC, o r dry contact A.2 Isolated Digit al Output Channels 16 Optical Isol ati on 2500 V D C Opto-iso latorRespon se Time 25 µ s Output V olt ag e 5 ~ 40 VDC Sink ...

  • Omega USB-4750 - page 24

    WARRANTY / DISCLAIMER OMEGA ENGINEERING, INC. warrants this unit to be free of defects in materials and workmanship for a period of 13 months from date of purchase. OMEGA’s WARRANTY adds an additional one (1) month grace period to the normal one (1) year product warranty to cover handling and shipping time. This ensures that OMEGA’s customers r ...

  • Omega USB-4750 - page 25

    Where Do I Find Ever ything I Need for Process Measurement and Contr ol? OM EGA…Of Course! Shop online at omega.com TEMPERA TURE 䡺 ⻬ Thermocouple, RTD & Thermistor Probes, Connectors, Panels & Assemblies 䡺 ⻬ Wire: Thermocouple, RTD & Thermistor 䡺 ⻬ Calibrators & Ice Point References 䡺 ⻬ Recorders, Controllers & ...

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Documents that we receive from a manufacturer of a Omega USB-4750 can be divided into several groups. They are, among others:
- Omega technical drawings
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All of them are important, but the most important information from the point of view of use of the device are in the user manual Omega USB-4750.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Omega USB-4750, service manual, brief instructions and user manuals Omega USB-4750. Depending on your needs, you should look for the document you need. In our website you can view the most popular manual of the product Omega USB-4750.

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A complete manual for the device Omega USB-4750, how should it look like?
A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Omega USB-4750 by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Omega USB-4750.

A complete Omega manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual Omega USB-4750 - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the Omega USB-4750, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the Omega USB-4750, that we can find in the current document
3. Tips how to use the basic functions of the device Omega USB-4750 - which should help us in our first steps of using Omega USB-4750
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Omega USB-4750
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of Omega USB-4750 in a specific country, if it was not possible to solve the problem on our own.

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