Allen-Bradley 1756 ControlLogix User Manual

Rockwell Automation Publication CNET-UM001F-EN-P - February 2018 5
Table of contents
Studio 5000 environment ................................................................................ 7
Additional Resources ...................................................................................... 8
Legal notices ................................................................................................... 8
Chapter 1
Use ControlNet Communication Modules in a Control System ................... 11
Bridge Across Networks ............................................................................... 13
Exchange Information on a ControlNet Network ......................................... 16
Network Update Time (NUT) ................................................................ 17
Requested Packet Interval (RPI) ............................................................ 18
Actual Packet Interval (API) .................................................................. 18
Understand the Effect of the NUT on the API ................................. 18
Schedule the Network ............................................................................ 19
Control of Scheduled I/O ................................................................. 19
Understand the Network Keeper ............................................................ 20
Default Parameters ................................................................................. 21
ControlNet Network Capacity and Topology ............................................... 22
Topology ................................................................................................ 22
Number of Nodes ................................................................................... 24
Lengths ................................................................................................... 24
Chapter 2
Configure the ControlNet Communication Driver in RSLinx Classic
Software ........................................................................................................ 28
Chapter 3
Use Logix Designer Application .................................................................. 31
Configure the I/O Configuration Tree in Your Project .......................... 31
Add and Configure a Local ControlNet Module .................................... 31
Add and Configure a Remote ControlNet Module ................................ 35
Communication Format ................................................................... 36
Download the Project to the Logix 5000 Controller .............................. 38
Electronic Keying ................................................................................... 40
Exact Match ..................................................................................... 41
Compatible Keying .......................................................................... 42
Disabled Keying .............................................................................. 44
Use RSNetWorx for ControlNet Software ................................................... 46
Schedule a ControlNet Network for the First Time ............................... 46
Schedule the Network Offline ................................................................ 47
Schedule the Network Online ................................................................ 52
R
eschedule a ControlNet Network that has Previously been Scheduled 56
Preface
ControlNet Overview
Connect a Computer
to the ControlNet
Network
Configure a
ControlNet Module

Allen-Bradley 1756 ControlLogix Specifications

General

Brand	Allen-Bradley
Model	1756 ControlLogix
Category	Controller
Language	English