Omega USB-4750 manual Introduction, Hardware Features

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 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:	You can install up to sixteen USB-4750’s to a
	system because of the restriction of device
	BoardID
Note:	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.
Note:	For detailed specifications of USB-4750, please
	refer to Appendix A, Specifications.

USB-4750 User Manual 2