- Computers & electronics
- Computer components
- Interface components
- Serial switch boxes
- Omega
- OM-USB-TEMP
- Owner's manual
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Preface
About this User’s Guide
What you will learn from this user’s guide
This user’s guide explains how to install, configure, and use the OM-USB-TEMP so that you get the most out of its USB-based temperature measurement features.
This user’s guide also refers you to related documents available on our web site, and to technical support resources.
Conventions in this user’s guide
For more information on …
Text presented in a box signifies additional information and helpful hints related to the subject matter you are reading.
Caution! Shaded caution statements present information to help you avoid injuring yourself and others, damaging your hardware, or losing your data.
<#:#> bold text
italic text
Angle brackets that enclose numbers separated by a colon signify a range of numbers, such as those assigned to registers, bit settings, etc.
Bold text is used for the names of objects on the screen, such as buttons, text boxes, and check boxes. For example:
1. Insert the disk or CD and click the OK button.
Italic text is used for the names of manuals and help topic titles, and to emphasize a word or phrase. For example:
Never touch the exposed pins or circuit connections on the board.
Where to find more information
For additional information relevant to the operation of your hardware, refer to the Documents subdirectory where you installed the software, or search for your device on our website at www.omega.com
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Table of contents
- 5 About this User’s Guide
- 5 What you will learn from this user’s guide
- 5 Conventions in this user’s guide
- 5 Where to find more information
- 6 Introducing the OM-USB-Temp
- 6 Overview: OM-USB-TEMP features
- 7 OM-USB-TEMP block diagram
- 7 Software features
- 8 Connecting a OM-USB-TEMP to your computer is easy
- 9 Installing the OM-USB-TEMP
- 9 What comes with your OM-USB-TEMP shipment?
- 9 Hardware
- 9 Additional documentation
- 9 Unpacking the OM-USB-TEMP
- 10 Installing the software
- 10 Installing the OM-USB-TEMP
- 10 Configuring the OM-USB-TEMP
- 10 Calibrating the OM-USB-TEMP
- 11 Sensor Connections
- 11 Screw terminal pin out
- 12 Sensor input terminals (C0H/C0L to C7H/C7L)
- 12 Current excitation output terminals (±I1 to ±I4)
- 13 Four-wire, two sensor common terminals (4W01 to 4W67)
- 13 Two sensor common terminals (IC01 to IC67)
- 13 Ground terminals (GND)
- 13 Power terminals (+5V)
- 13 Digital terminals (DIO0 to DIO7)
- 13 CJC sensors
- 13 Thermocouple connections
- 13 Wiring configuration
- 14 RTD and thermistor connections
- 14 Two-wire configuration
- 15 Three-wire configuration
- 16 Four-wire configuration
- 17 Semiconductor sensor measurements
- 17 Wiring configuration
- 17 Digital I/O connections
- 19 Functional Details
- 19 Thermocouple measurements
- 19 Cold junction compensation (CJC)
- 19 Data linearization
- 19 Open-thermocouple detection (OTD)
- 20 RTD and thermistor measurements
- 20 Data linearization
- 20 USB connector
- 20 Power
- 21 Specifications
- 21 Analog input
- 22 Channel configurations
- 22 Compatible sensors
- 23 Accuracy
- 23 Thermocouple measurement accuracy
- 23 Semiconductor sensor measurement accuracy
- 24 RTD measurement accuracy
- 24 Thermistor measurement accuracy
- 25 Throughput rate
- 25 Digital input/output
- 25 Memory
- 26 Microcontroller
- 26 USB +5V voltage
- 26 Power
- 26 USB specifications
- 27 Current excitation outputs (Ix+)
- 27 Environmental
- 27 Mechanical
- 28 Screw terminal connector type and pin out
- 28 Screw terminal pin out