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Introduction – Omega Engineering DAQ-12 User Manual

Page 8

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1. Introduction

The DAQ-12 is a high speed data acquisition adapter for IBM AT and compatible machines
offering eight differential analog input channels with 16-bit resolution, two analog output
channels with 12-bit resolution and four digital input/output lines. Other features of the
DAQ-12 include:

Analog to Digital Converter

Š 200 KHz maximum sampling rate
Š Bipolar input ranges from ±10mV to ±10 volts
Š Unipolar input ranges from 20mV to 10 volts
Š Programmable gain selection
Š Two DMA channels for continuous acquisition
Š Internal or external clock and trigger

Digital to Analog Converters

Š Two independent analog output channels
Š Output ranges of 0 to ±5 volts
Š Internal or external voltage reference
Š Two DMA channels for continuous output

Other Features

Š Interrupt on one of four sources including an external interrupt input
Š High density D-62 connector for reduced noise

1.1

Installation

1. Configure the DAQ-12 utilizing the instructions in Chapter 2: Circuit Board

Description and Configuration.

2. Ensure that power is not applied to the computer system.

3. Remove the cover according to the instructions provided by the system

manufacturer.

4. Insert the DAC-16 into any vacant ISA expansion slot. The board is secured to the

slot by installing the Option Retaining Bracket (ORB) screw.

5. Replace the system cover per manufacturer instructions.

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