Rockwell Automation 1756-ENET/B ControlLogix Ethernet Communication Interface Module User Manual User Manual
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Publication 1756-UM051B-EN-P - November 2000
What This Chapter Contains . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
Module Features. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
Hardware/Software Compatibility . . . . . . . . . . . . . . . . . . . . . . 1-2
What the Module Does. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
Support of Rack Optimized and Direct Connections. . . . . . . . . 1-2
Mixing Rack Optimized and Direct Connections. . . . . . . . . 1-3
Use of the Control and Information Protocol (CIP) . . . . . . . . . 1-4
Understanding the Producer/Consumer Model. . . . . . . . . . . . . 1-4
Specifying the Requested Packet Interval (RPI) . . . . . . . . . . . . 1-5
What’s Next? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5
Installing the Ethernet Module
What This Chapter Contains . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
Identifying Module Features . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
Insertion and Removal Under Power. . . . . . . . . . . . . . . . . . . . 2-2
Installing the Ethernet Module . . . . . . . . . . . . . . . . . . . . . . . . 2-2
Preparing the Chassis for Module Installation . . . . . . . . . . . 2-2
Determining Module Slot Location . . . . . . . . . . . . . . . . . . . 2-3
Inserting the Module in the Chassis . . . . . . . . . . . . . . . . . . 2-4
Removing or Replacing the Module (when applicable) . . . . 2-5
Wiring the Ethernet Connector . . . . . . . . . . . . . . . . . . . . . 2-6
Connecting the Module to the Ethernet Network . . . . . . . . 2-6
Applying Chassis Power . . . . . . . . . . . . . . . . . . . . . . . . . . 2-7
Checking Power Supply and Module Status . . . . . . . . . . . . 2-8
What’s Next? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-8
Before You Configure Your
Module
Transmission Control Protocol/Internet Protocol (TCP/IP) . 3-1
User Datagram Protocol (UDP) . . . . . . . . . . . . . . . . . . . . . 3-2
Ethernet/IP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2
Simple Network Management Protocol (SNMP) . . . . . . . . . 3-2
Configuring the Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3
IP Address . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3
Gateways . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-4
Subnet Masks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-5