Allen-Bradley FLEX I/O 1794-IJ2 Manuals

Allen-Bradley FLEX I/O 1794-IJ2 Manuals

Manuals and User Guides for Allen-Bradley FLEX I/O 1794-IJ2. We have 1 Allen-Bradley FLEX I/O 1794-IJ2 manual available for free PDF download: User Manual

Allen-Bradley FLEX I/O 1794-IJ2 User Manual

Allen-Bradley FLEX I/O 1794-IJ2 User Manual (80 pages)

Frequency Input Module

Brand: Allen-Bradley | Category: I/O Systems | Size: 1.24 MB

Table of Contents

Table of Contents
7
What this Chapter Contains
10
How You Use the Frequency Input Module
10
- Input Module (1794-IJ2)
  10
- Frequency Input Module
  10
What the Frequency Input Module Does
11
Typical Applications
12
Input Capabilities
13
- Selecting the Mode(S) of Operation
  13
Output Capabilities
14
- Implementing Application Features
  14
How Frequency Is Calculated
14
- Frequency Calculation
  14
- Termination on Number of Pulses
  15
- Missing Pulse Multiplier
  16
- Direction Detection
  17
Chapter Summary
18
What this Chapter Contains
20
Before You Install Your Input Module
20
European Union Directive Compliance
20
- EMC Directive
  20
  - Input Module
    20
- Low Voltage Directive
  21
Power Requirements
21
- Wiring the Terminal Base Units (1794-TB3G Shown)
  22
Installing the Module
23
Connecting Wiring for Your Frequency Input Module
28
Module Indicators
32
Chapter Summary
32
What this Chapter Contains
33
What this Chapter Contains
39
Bit/Word Definitions for the Block Transfer Write Words for the Frequency Input Module
44
About Devicenetmanager Software
51
Polled I/O Structure
51
- Adapter Input Status Word
  52
System Throughout
53
Defaults
63
Status Indicators
64
- Diagnostic Bits in Word 5 of the BTR File
  66
Diagnostics
66
What's Next
66
- Appendix A What this Appendix Contains
  68
- Resolution and Accuracy
  71
- Appendix B
  72
What this Appendix Contains
72
Input Circuits
72
- Frequency Inputs
  72
- Gate Inputs
  72
Output Circuits
73
- Digital Outputs
  73
- DC to DC Converters (24V DC Power Supplies
  74

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