Page 2 - Copyright
USB-4761 User Manual ii Copyright The documentation and the software included with this product are copy-righted 2006 by Advantech Co., Ltd. All rights are reserved. Advantech Co., Ltd. reserves the right to make improvements in the products described in this manual at any time without notice. No pa...
Page 4 - CE; Document Feedback
USB-4761 User Manual iv CE 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. Tec...
Page 5 - Contents; Chapter
v Table of Contents Contents Chapter 1 Introduction ..................................................... 2 1.1 Features ............................................................................. 2 1.1.1 Robust Protection ........................................................... 3 1.1.2 Wide In...
Page 7 - Introduction
2 CHAP T ER 1 Introduction This chapter will provide information on the features of the DAS module, a quick start guide for installation, and some brief information on software and accessories for the USB-4761 Module.Sections include: • Features• Applications• Installation Guide• Software Overview• ...
Page 8 - Chapter 1 Introduction
USB-4761 User Manual 2 Chapter 1 Introduction Thank you for buying the Advantech’s USB-4761 data acquisition mod-ule. The Advantech USB-4761 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 ...
Page 9 - Reset Protection for Industrial Applications
3 Chapter 1 1.1.1 Robust Protection The USB-4761 digital input channels feature a robust isolation protection for industrial, lab and machinery automation applications. It durably withstands voltage up to 2,500 VDC, preventing your host system from any incidental harms. If connected to an external i...
Page 10 - Installation Guide
USB-4761 User Manual 4 1.2 Applications • Industrial On/Off control• Switch status sensing• Digital I/O control• Industrial and lab automation• SMT/PCB machinery• Semi-conductor machinery• PC-based Industrial Machinery• Testing & Measurement• Laboratory & Education• External relay driving 1....
Page 12 - Software Overview
USB-4761 User Manual 6 1.4 Software Overview Advantech offers a rich set of DLL drivers, third-party driver support and application software to help fully exploit the functions of your USB-4761 module:• Device Drivers (on the companion CD-ROM)• LabVIEW driver• Advantech ActiveDAQ• Advantech ActiveDA...
Page 13 - Device Driver Programming
7 Chapter 1 1.5 Device Driver Programming This section will provide a roadmap to demonstrate how to build an appli-cation from scratch using Advantech Device Drivers with your favorite development tools such as Visual C++, Visual Basic, Delphi, or C++ Builder. The step-by-step instructions on how to...
Page 15 - Installation
2 CHAP T ER 2 Installation This chapter has a package item check-list, proper instructions about unpack-ing and step-by-step procedures for both driver and USB installation..Sections include: • Unpacking• Driver Installation• Hardware Installation• Device Setup & Configuration• Device Testing• H...
Page 16 - Chapter 2 Installation; After taking out the module, you should first:
USB-4761 User Manual 10 Chapter 2 Installation 2.1 Unpacking After receiving your USB-4761 package, please inspect its contents first. The package should contain the following items:• USB-4761 Module• Shielded USB 2.0 Cable (1.8 m)• Companion CD-ROM (DLL driver included)• User Manual The USB-4761 Mo...
Page 17 - Driver Installation
11 Chapter 2 2.2 Driver Installation We recommend you install the software driver before you install the USB-4761 module into your system, since this will guarantee a smooth installation process. The 32-bit DLL driver Setup program for the USB-4761 module is included on the companion CD-ROM that is ...
Page 18 - Hardware Installation
USB-4761 User Manual 12 Step3: Click Continue , and select the Installation option Step4: Select the specific device and then just follow the installation instructions step by step to complete your device driver installation and setup.For further information on driver-related issues, an online versi...
Page 24 - Hardware Uninstallation
USB-4761 User Manual 18 . Figure 2.7: Digital Output Tab in Device Test Dialog Only after your module device is properly set up, configured and tested, can the device installation procedure be considered complete. After the device installation procedure is completed, you can safely proceed to the ne...
Page 27 - Signal Connections
2 CHAP T ER 3 Signal Connections This chapter provides useful informa-tion on how to connect input and output signals to the USB-4761 via the I/O connectors..Sections include: • Overview• I/O Connectors• Field Wiring Considerations
Page 28 - Chapter 3 Signal Connections
USB-4761 User Manual 22 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...
Page 31 - Isolated Digital Input Connections; Relay Connections
25 Chapter 3 3.3 Isolated Digital Input Connections 3.3.1 Single-ended Channel Connections USB-4761 has 8 isolated digital input channels. Each of isolated digital input channel accepts 10~30 V DC voltage inputs, and accept bi-direc- tional input. It means that you can apply positive or negative vol...
Page 32 - Field Wiring Considerations
USB-4761 User Manual 26 3.5 Field Wiring Considerations • When you use USB-4761 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 ...
Page 33 - Specifications
Page 34 - Appendix A Specifications; A.1 Isolated Digital Input
USB-4761 User Manual 28 Appendix A Specifications A.1 Isolated Digital Input A.2 Relay Output Channels 8 Optical Isolation 2,500 VDC Opto-isolator response time 25us Input Voltage VIH (max.) 30VDC VIH (min.) 5VDC VIL (max,) 2VDC Input current 5VDC 1.2mA 12VDC 3.3mA 24VDC 6.9mA 30VDC 8.7mA Channels 8...
Page 37 - Function Block
Page 38 - Appendix B Function Block