Overview of ICS Triplex T815B Trusted Communication Interface Module
1、 Basic Product Information
Project parameters
Product model T8151B
Product Name Trusted Communications Interface (CI) Module
Earlier model T8151 (the same module as T8151B)
Manufacturer ICS Triplex (now acquired by Rockwell Automation)
Origin: United States
The product is brand new and original, and supports spot shipping
Warranty period of 12 months

2、 Product positioning and core functions
1. Main purpose
Function Description
Communication services provide a range of communication services for Trusted controllers
Reduce processor burden and minimize communication load on Triple Modular Redundancy (TMR) processors
The system relay acts as a relay station between processors, other trusted systems, engineering workstations, and third-party devices
High reliability communication provides safe and reliable communication for nuclear power plants and other high integrity applications
2. System architecture
Architectural Key Points Explanation
Configuration method: Users can configure modules that support multiple communication media
The maximum number of trusted systems that can support up to four communication interfaces (CI)
The diagnostic function provides an interface for diagnosing trusted TMR processors and online monitoring facilities
Maintaining the cable command line diagnostic interface requires TC-304-02 cable maintenance
3、 Hardware specifications and interfaces
1. Communication interface
Description of interface type quantity
Ethernet port dual Ethernet port high-speed communication link
4 serial ports RS-232/RS-422
One serial diagnostic port is used for device diagnosis
2. Indicator lights and status
Indicator Description
Fault indicator light front panel fault indication
Front panel status indicator light
3. Technical characteristics
Characteristic Description
The operating system adopts a trusted operating system
The processor is equipped with Motorola Power PC processor, providing high-speed communication
High performance communication link ensures secure and reliable communication
Configurability: Users can configure multiple communication media
4、 Supported communication protocols
Protocol Type Support Status Description
Modbus Slave standard supports slave mode
Modbus Master optional support requires T812X Trusted Processor Interface Adapter
Sequential Events (SOE) optional support for sequential events on Modbus
Exclusive agreement supports supplier specific agreements
PROFIBUS DP support requires confirmation of the specific version
Ethernet communication supports high-speed network connections

5、 Comparison of Related Models
Main differences in model types
T8151B Trusted Communication Interface Basic Communication Interface Module
T8151B/H Trusted Communication Interface Series H Version
T8153 Trusted Communication Interface Adapter Version
T8160 Trusted TMR Regent Interface Manager Interface
T8170 Trusted Gateway Module
T8173 Trusted Gateway Adaptor Gateway Adapter
6、 Compatible system module
Module category compatible model description
T8110B and T8110C Trusted TMR Processor Modules
Interface adapters T8120, T8121, T8122, T8123 processor interface adapters
Digital I/O T8310, T8312, T8403, T8801 digital input/output modules
Analog I/O T8431, T8442, T8451, T8461 Analog Input/Output Modules
Power modules T8220, T8222, T8225
7、 Application Fields
Industry application scenario description
Safety critical applications of high integrity safety control systems in nuclear power plants
Industrial Automation Distributed Control System (DCS) General Industrial Environment
Oil and Gas ESD/F&G System Safety Instrumented System
Environment with high requirements for fault-tolerant capability of chemical process control and safety interlock
Power plant power generation monitoring and protection in the field of power automation
8、 Technical document resources
Suggested document types for reference
Product Manual ICS Triplex/T8151B Official Technical Manual
Installation Guide Interface Module Installation and Configuration Guide
Communication Protocol Document Modbus Protocol Configuration Instructions