64-ch isolated digital i/o with digital filter pci express card (36 pages)
Summary of Contents for Advantech USB-4751
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User Manual USB-4751/4751L 48/24-channel Digital Input/ Output USB Module...
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No part of this manual may be reproduced, copied, translated, or transmitted in any form or by any means without the prior written permission of Advantech Co., Ltd. The information provided in this manual is intended to be accurate and reliable.
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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 type of cable is available from Advantech. Please contact your local supplier for ordering information.
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Do not touch any components on the CPU card or other cards while the PC is powered on. Disconnect the power before making any configuration changes. A sudden rush of power after connecting a jumper or installing a card may damage sensitive electronic components. USB-4751/4751L User Manual...
DAQ devices. All these software packages are available on Advantech website: http://www.advantech.com/. The Advantech Navigator is a utility that allows you to set up, configure and test your device, and later stores your settings in a proprietary database.
Unpacking After receiving your USB-4751/4751L package, please inspect its contents first. The package should contain the following items: USB-4751/4751L Module Shielded USB 2.0 Cable (1.72 m) User Manual The USB-4751/4751L Module harbors certain electronic components vulnerable to electrostatic discharge (ESD).
C:\Advantech\DAQNavi (default directory) after the finishing the installation. Hardware Installation After the driver installation is completed, you can now go on to install the USB-4751/ 4751L module in any USB port that supports the USB 1.1/2.0 standard, on your com- puter.
Hardware Uninstallation Though the Advantech USB modules are hot swappable, we still recommend you to follow the hardware uninstallation procedure to avoid any unpredictable damage to your device or your system. Close the applications of the USB module. Open the Windows Device Manager and right click on the Advantech USB- 4751/4751L Device”.
A good signal connection can avoid unnecessary and costly damage to your PC and other hard- ware devices. I/O Connectors USB-4751/4751L is equipped with plug-in screw-terminal connectors that facilitate connection to the module without terminal boards or cables. 3.2.1 Pin Assignments Figure 3.1 I/O Connector Pin Assignment...
Table 3.4: Table 3.2: LED Indicator Status Description LED Status Description ON Device ready for work ON Device ready for work Off Device not ready to work Off Device not ready to work Slow Blinking (5 times) Device Initialization Fast Blinking Device working USB-4751/4751L User Manual...
(DI) terminal and the digital ground (DGND) terminal is mea- sured. To prevent undetermined or fluctuating results when input is floating, the digi- tal input channel is internally pulled-up. This is shown in Figure 3.3. Figure 3.3 Digital input signal connection USB-4751/4751L User Manual...
(DGND) terminal is measured. To prevent undetermined or fluctuating results when input is floating, the counter input signals are internally pulled-up. This is shown in Figure 3.5. Figure 3.5 Counter input signal connection USB-4751/4751L User Manual...
Refer to the device specifications for the maximum source and skin current values. Field Wiring Considerations When you use USB-4751/4751L to acquire data from outside, noises in the environment might significantly affect the accuracy of your measurements if due cautions are not taken.
3.8 V min. @ 12 mA source/5.2 V max. Output Logic Value Logic Low 0.5 V max. @ 12 mA sink Load Current Per Port Summed 20 mA max. Update Type Static Response Time 120 ns max. USB-4751/4751L User Manual...
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