User Manual
GFK-2224Z
Feb 2020
PACSystems™ RX3i and RSTi-EP TCP/IP
Ethernet Communications User Manual
Warnings and Caution Notes as Used in this Publication
WARNING
Warning notices are used in this publication to emphasize that hazardous voltages, currents,
temperatures, or other conditions that could cause personal injury exist in this equipment or may be
associated with its use.
In situations where inattention could cause either personal injury or damage to equipment, a Warning
notice is used.
CAUTION
Caution notices are used where equipment might be damaged if care is not taken.
Note: Notes merely call attention to information that is especially significant to understanding and operating the
equipment.
These instructions do not purport to cover all details or variations in equipment, nor to provide for every
possible contingency to be met during installation, operation, and maintenance. The information is
supplied for informational purposes only, and Emerson makes no warranty as to the accuracy of the
information included herein. Changes, modifications, and/or improvements to equipment and
specifications are made periodically and these changes may or may not be reflected herein. It is
understood that Emerson may make changes, modifications, or improvements to the equipment
referenced herein or to the document itself at any time. This document is intended for trained personnel
familiar with the Emerson products referenced herein.
Emerson may have patents or pending patent applications covering subject matter in this document. The
furnishing of this document does not provide any license whatsoever to any of these patents.
Emerson provides the following document and the information included therein as-is and without
warranty of any kind, expressed or implied, including but not limited to any implied statutory warranty of
merchantability or fitness for particular purpose.
PACSystems™ RX3i and RSTi-EP TCP/IP Ethernet Communications User Manual Contents
GFK-2224Z Feb 2020
Contents i
Contents
Table of Figures ....................................................................................................................................... ix
Section 1: Introduction......................................................................................................................... 1
1.1 Revisions in this Manual ........................................................................................................ 2
1.2 PACSystems Documentation ................................................................................................ 3
1.2.1 PACSystems Manuals ................................................................................................... 3
1.2.2 RX3i Manuals ............................................................................................................... 4
1.2.3 RSTi-EP Manuals ........................................................................................................... 4
1.3 Ethernet Interfaces for PACSystems Controllers ..................................................................... 5
1.3.1 RX3i Rack-Based Ethernet Interfaces – Features ........................................................... 5
1.3.2 RX3i & RSTi-EP Embedded Ethernet Interface - Features ............................................... 6
1.3.3 Ethernet Interface Specifications .................................................................................. 8
1.3.4 Ethernet interface Ports ............................................................................................. 10
1.3.5 Station Manager ......................................................................................................... 11
1.3.6 Firmware Upgrades .................................................................................................... 12
1.3.7 SRTP Client (Channels) ............................................................................................... 12
1.3.8 Modbus TCP Client (Channels) ................................................................................... 12
1.3.9 Ethernet Global Data (EGD) ........................................................................................ 13
1.3.10 SRTP Inactivity Timeout .............................................................................................. 14
1.4 Ethernet Redundancy Operation ......................................................................................... 14
1.4.1 Hot Standby (HSB) CPU Redundancy .......................................................................... 15
1.4.2 Non-HSB Redundancy ................................................................................................ 16
1.4.3 Effect of Redundancy Role Switching on Ethernet Communications ........................... 16
1.4.4 SRTP Server Operation in a Redundancy System ......................................................... 18
1.4.5 SRTP Client Operation in a Redundancy System .......................................................... 18
1.4.6 Modbus TCP Server Operation in a Redundancy System ............................................. 19
1.4.7 Modbus TCP Client Operation in a Redundancy System .............................................. 19
1.4.8 EGD Class 1 (Production & Consumption) in a Redundancy System ............................ 19
1.4.9 EGD Class 2 Commands in a Redundancy System ....................................................... 19
1.4.10 Web Server Operation in a Redundancy System ......................................................... 20
1.4.11 FTP Operation in a Redundancy System ...................................................................... 20
1.4.12 SNTP Operation in a Redundancy System ................................................................... 20
1.4.13 Remote Station Manager Operation in a Redundancy System..................................... 20
1.4.14 IP Address Configuration in a Redundancy System ...................................................... 21
PACSystems™ RX3i and RSTi-EP TCP/IP Ethernet Communications User Manual Contents
GFK-2224Z Feb 2020
Contents ii
Section 2: Installation and Start-up: RX3i/RSTi-EP Embedded Interface .................................................. 22
2.1 RX3i/RSTi-EP Embedded Ethernet Interface Indicators .......................................................... 22
2.1.1 Ethernet Port LEDs Operation ..................................................................................... 22
2.1.2 Module Installation .................................................................................................... 25
2.2 Ethernet Port Connector ..................................................................................................... 25
2.2.1 Connection to a 10Base-T/100Base-TX Network......................................................... 25
2.2.2 10Base-T/100Base-TX Port Pinouts ............................................................................ 25
2.3 Pinging TCP/IP Ethernet interfaces on the Network ............................................................... 26
2.3.1 Determining if an IP Address is Already Being Used ..................................................... 26
Section 3: Installation and Start-up: Ethernet Module Interfaces ........................................................... 27
3.1 Ethernet Module Interface Characteristics............................................................................ 28
3.1.1 Front Panel Port ......................................................................................................... 29
3.1.2 Ethernet Port Connections ......................................................................................... 29
3.1.3 LEDs on the RX3i Ethernet Interface Module ............................................................... 30
3.1.4 Ethernet LEDs ............................................................................................................. 30
3.1.5 Restart/Reset Pushbutton Operation .......................................................................... 32
3.2 Ethernet Module Installation ............................................................................................... 33
3.2.1 Module Installation .................................................................................................... 33
3.2.2 Module Removal ........................................................................................................ 33
3.3 Ethernet Port Connectors ................................................................................................... 34
3.3.1 Embedded Switch ...................................................................................................... 34
3.3.2 Connection to a 10Base-T/100Base-TX/1000Base-T Network ..................................... 36
3.4 Station Manager Port .......................................................................................................... 38
3.4.1 Port Settings .............................................................................................................. 38
3.5 Verifying Proper Power-Up of the Ethernet Interface After Configuration ............................... 38
3.6 Pinging TCP/IP Ethernet interfaces on the Network ............................................................... 39
3.6.1 Determining if an IP Address is Already Being Use ....................................................... 39
3.7 Ethernet Plug-in Applications .............................................................................................. 40
Section 4: Configuration ..................................................................................................................... 42
4.1 RX3i/RSTi-EP Embedded Ethernet Interfaces ........................................................................ 43
4.1.1 Ethernet Configuration Data ...................................................................................... 43
4.1.2 Initial IP Address Assignment ...................................................................................... 44
PACSystems™ RX3i and RSTi-EP TCP/IP Ethernet Communications User Manual Contents
GFK-2224Z Feb 2020
Contents iii
4.1.3 Configuring the Ethernet Interface Parameters .......................................................... 45
4.2 RX3i Rack-Based Ethernet Interface Modules........................................................................ 57
4.2.1 Ethernet Configuration Data ...................................................................................... 58
4.2.2 Initial IP Address Assignment ...................................................................................... 59
4.2.3 Configuring Ethernet Interface Parameters ................................................................ 64
4.2.4 Configuring Ethernet Global Data ............................................................................... 71
Section 5: Ethernet Global Data .......................................................................................................... 90
5.1 Comparison Model for Ethernet Global Data Support ........................................................... 91
5.2 Ethernet Global Data Operation .......................................................................................... 91
5.2.1 EGD Producer ............................................................................................................. 91
5.2.2 EGD Consumers ......................................................................................................... 92
5.3 EGD Exchanges .................................................................................................................. 92
5.3.1 Content of an Ethernet Global Data Exchange ............................................................ 93
5.3.2 Data Ranges (Variables) in an Ethernet Global Data Exchange .................................... 93
5.3.3 Valid Memory Types for Ethernet Global Data............................................................. 93
5.3.4 Planning Exchanges .................................................................................................... 95
5.3.5 Using Ethernet Global Data in a Redundancy System .................................................. 95
5.4 Sending an Ethernet Global Data Exchange to Multiple Consumers ....................................... 95
5.4.1 Multicasting Ethernet Global Data .............................................................................. 96
5.4.2 Broadcasting Ethernet Global Data ............................................................................. 97
5.4.3 Changing Group ID in Run Mode ................................................................................ 97
5.5 Ethernet Global Data Timing ............................................................................................... 98
5.5.1 EGD Synchronization .................................................................................................. 98
5.5.2 Configurable Producer Period for an EGD Exchange .................................................... 99
5.5.3 Consumer Update Timeout Period ............................................................................. 99
5.6 Effect of PLC Modes and Actions on EGD Operations ........................................................... 101
5.6.1 Run Mode Store of EGD ............................................................................................ 102
5.7 Monitoring Ethernet Global Data Exchange Status .............................................................. 107
5.7.2 Exchange Status Word Error Codes ........................................................................... 107
