Omega Vehicle Security manual Introduction, Features, BoardID, USB-4761 device

Chapter 1 Introduction

Thank you for buying the USB-4761 data acquisition module. The 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 Features

USB-4761 has the most requested measurement & control functions:

•8 relay output (Form C) and 8 isolated digital input channels

•LED indicators to show activated relays

•High-voltage isolation on input channels (2,500 VDC)

•High ESD protection (2,000 VDC)

•Wide input range (5 ~ 30 VDC)

•Interrupt handling capability

•Bus-powered

•Wiring terminal on Modules

Note:	You can install up to sixteen USB-4761’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-4761 requires 400mA (Max.). This
	means that if an USB hub is used, it will need an
	external power supply to support more than one
	USB-4761 device.

USB-4761 User Manual 2