Rockwell Automation Allen-Bradley 1794-IT8 Manuals

Manuals and User Guides for Rockwell Automation Allen-Bradley 1794-IT8. We have 1 Rockwell Automation Allen-Bradley 1794-IT8 manual available for free PDF download: User Manual

Rockwell Automation Allen-Bradley 1794-IT8 User Manual

Rockwell Automation Allen-Bradley 1794-IT8 User Manual (50 pages)

FLEX I/O Thermocouple/Millivolt Input Module

Brand: Rockwell Automation | Category: Control Unit | Size: 4 MB

Table of Contents

Important User Information
2
Table of Contents
3
Preface
5
About this Publication
5
Who Should Use this Manual
5
Download Firmware, AOP, EDS, and Other Files
5
Summary of Changes
5
Additional Resources
5
Overview of FLEX I/O System
7
FLEX I/O System
7
Module Overview
7
How Modules Communicate with Programmable Controllers
7
Features of Your Module
8
Power Requirements
8
Program Your Module
11
Block Transfer Programming
11
FLEX I/O Analog Module Sample Programs
11
PLC-3 Programming
11
PLC-5 Programming
12
PLC-2 Programming
12
Write Configuration to Your
13
Configure Your Module
13
Range Selection
13
Input Scaling
13
Hardware First Notch Filter
14
Reading Data from Your Module
14
Mapping Data for the Analog Modules
14
Communication and I/O Image
19
Devicenet Adapter
19
About Devicenetmanager
19
Polled I/O Structure
19
Adapter Input Status Word
19
System Throughput
20
Mapping Data into the Image Table
20
Defaults
23
Calibrate Your Module
25
Tools and Equipment
25
Remove the Lead Wire or Thermocouple Extension Wire Resistance
25
Manually Calibrate Your Module
26
Calibrate Your Module for a Devicenet Network
26
Calibrate Your Module for a Controlnet or an Ethernet/Ip Network
29
Use Devicenetmanager Software to Calibrate Your Module
35
Offset Calibration
35
Gain Calibration
36
Resolution Curves, Worst Case
39
Resolution Curves for Thermocouples
39
Type B Thermocouple
39
Type C Thermocouple
40
Type E Thermocouple
40
Type J Thermocouple
41
Type K Thermocouple
41
Type L Thermocouple
42
Type N Thermocouple
42
Type R Thermocouple
43
Type S Thermocouple
43
Type T Thermocouple
44
Worst Case Accuracy for the Thermocouple/MV Module
44
Error Due to Open Circuit Current through Loop Resistance
44
Worst Case Repeatability for the Thermocouple/MV Input Module
45
Index
47
Rockwell Automation Support
50
Documentation Feedback
50
Waste Electrical and Electronic Equipment (WEEE)
50

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