Omega Engineering OM-DAQ-USB-2401 OM-DAQ-USB-2400 Multiple Channel USB Data Acquisition Module

Models: OM-DAQ-USB-2401

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OM-DAQ-USB-2400

TABLE OF

Multiple Channel USB Data Acquisition Module

CONTENTS

 

Page

Section 1 - Introduction

1-1

1.1 Precautions

1-1

1.2 Safety Warnings and IEC Symbols

1-2

1.3 Statement on CE Marking

1-2

1.4 General Description and System Components

1-2

Section 2 - Hardware

2-1

2.1

Package Inspection

2-1

2.2

Included Items

2-1

Section 3 - Hardware Setup

3-1

3.1 OM-DAQ-USB-2400 Components

3-1

3.2 USB Hubs and Power Adaptors

3-1

 

3.2.1 USB-powered Hubs

3-2

 

3.2.2 Self-powered Hubs

3-2

 

3.2.3 Power Adaptors

3-2

3.3

Connecting Your OM-DAQ-USB-2401 Acquistition Systems To PC

... 3-3

3.4 Connecting Various Hardware Setups

3-4

 

3.4.1 Direct Connection To Computer USB Port(s)

3-4

 

3.4.2 Connection To USB-powered Hub

3-5

 

3.4.3 Connections To Self-powered and USB-powered Hubs

3-5

3.5 OM-DAQ-USB-2401 Mounting

3-6

 

3.5.1 OM-DAQ-USB-2401 Wall Mounting

3-7

 

3.5.2 OM-DAQ-USB-2401 DIN Rail Mounting

3-8

Section 4 - Software

4-1

4.1

Getting Started

4-1

4.2

Software Installation

4-1

 

4.2.1 System Requirements

4-1

 

4.2.2 Software Setup

4-2

4.3 DAQ Central Software Operation

4-4

 

4.3.1 Main Control Window Pull-Down Operations

4-6

 

4.3.2 Device Configuration

4-8

4.4

Power Line Rejection

4-14

4.5

Optical Isolation

4-14

4.6 A/D Conversion

4-14

4.7

Input Ranges

4-15

4.8 Analog Input Configuration

4-15

4.9

Measurement Duration, Scan Time, and Resolution

4-16

4.10 Automatic Calibration

4-17

4.11 Thermocouple Measurements

4-18

Section 5 - Signal Management

5-1

5.1 Channel Control and Expansion

5-1

5.2

Scan Time and Resolution

5-1

 

5.2.1 Scan Time

5-1

 

5.2.2 Resolution [Effective Number of Bits (ENOB, RMS)]

5-1

5.3 Under Sampling and Aliasing

5-2

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Omega Engineering OM-DAQ-USB-2401 manual OM-DAQ-USB-2400 Multiple Channel USB Data Acquisition Module