Who should use this manual 9, Additional resources 9, What this chapter contains 11 – Rockwell Automation 1756-CFM ControlLogix Configurable Flowmeter Module User Manual

Page 5: Using a controllogix cfm module 12, Understanding module input capabilities 15, Understanding module output capabilities 15, What this chapter contains 17, Ownership 19, Using rsnetworx and rslogix 5000 19, Connections 21

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5

Rockwell Automation Publication 1756-UM010B-EN-P - December 2011

Table of Contents

Preface

Who Should Use This Manual. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Additional Resources . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

Chapter 1

What is the Configurable
Flowmeter Module?

What this Chapter Contains. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Using a ControlLogix
CFM Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

Module Features. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Physical Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Typical Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Understanding Module Input Capabilities . . . . . . . . . . . . . . . . . . . . . . 15
Understanding Module Output Capabilities . . . . . . . . . . . . . . . . . . . . . 15
Using Module Identification and Status Information. . . . . . . . . . . . . . 16

Chapter 2

Configurable Flowmeter
Operation in the ControlLogix
System

What This Chapter Contains . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Ownership . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Using RSNetWorx and RSLogix 5000 . . . . . . . . . . . . . . . . . . . . . . . . . 19

CFM Modules in Local Chassis. . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
CFM Modules in Remote Chassis. . . . . . . . . . . . . . . . . . . . . . . . . . 20

Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

Direct Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Listen-Only Connections. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Configurable Flowmeter Modules in a Local Chassis . . . . . . . . . . . . . 23

Requested Packet Interval (RPI) . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

Configurable Flowmeter Modules in a Remote Chassis. . . . . . . . . . . . 24

Chapter 3

Configurable Flowmeter Module
Features and Operational Modes

What this Chapter Contains. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Understanding General Module Features . . . . . . . . . . . . . . . . . . . . . . . 25

Removal and Insertion Under Power (RIUP) . . . . . . . . . . . . . . . . 26
Module Fault Reporting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Fully Software Configurable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Electronic Keying . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Producer/Consumer Model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Module Status Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Configurable Flowmetering Channels . . . . . . . . . . . . . . . . . . . . . . 34
Flowmeter Inputs. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Gate Inputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
User-Defined Preset and Rollover Values . . . . . . . . . . . . . . . . . . . 35
Current-Sourcing Outputs. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35

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