Chapter 1 Introduction; Hardware Features - Omega USB-4750 User Manual

32 channel isolated digital i/o usb data acquisition module

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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.

USB-4750 features excellent measurement & control functions:

• 32 isolated digital input/output channels

• High-voltage isolation up to 2,500 VDC on all channels

• Dry/wet contact support

• Interrupt handling capability

• High-sink current for isolated output channels (100mA max./Channel)

• Digital output value retained after hot system reset

• Programmable Power-Up States for output channels

• Wiring ternimals on module

Note:

USB-4750 User Manual

You can install up to sixteen USB-4750's to a

system because of the restriction of device

BoardID

The power output of an USB port is 500 mA,

while the USB-4750 requires 350 mA (Max.).

This means that if an USB hub is used, it will

need an external power supply to support more

than one USB-4750 device.

For detailed specifications of USB-4750, please

refer to Appendix A, Specifications.

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