Name: ICS Triplex T8151B | Trusted TMR Communication Module - XINYEDA
Brand: ICS Triplex

Description

T8151B: Technical Specifications

Model Number: T8151B

Manufacturer: ICS Triplex

Product Type: Trusted TMR Communication Module

Communication Ports: Dual-redundant interfaces

Protocol Support: Modbus TCP/IP, Ethernet Global Data (EGD)

Data Rate: 10/100 Mbps auto-negotiating Ethernet

Operating Temperature: 0°C to 60°C

Storage Temperature: -40°C to 85°C

Relative Humidity: 5% to 95% non-condensing

Power Supply: 24 VDC nominal

Power Consumption: 15W typical

Isolation: 1500V RMS port-to-port isolation

Safety Certification: SIL 3 per IEC 61508

EMC Immunity: IEC 61000-6-2, IEC 61000-6-4

Dimensions: 30 mm × 130 mm × 150 mm

Weight: 0.8 kg

ICS TRIPLEX T8151B

Core Features & Customer Value

Redundant Communication Architecture: The module’s dual-redundant communication design provides automatic failover capability, ensuring continuous data exchange even if one communication path fails. For control system engineers, this redundancy eliminates single points of failure in the communication infrastructure, maintaining the flow of critical process data to operators and higher-level systems. The automatic failover occurs without operator intervention, preventing data loss during network disruptions and ensuring that safety system status remains continuously available to plant operators.

Comprehensive Diagnostic Coverage: Continuous self-monitoring and diagnostic functions detect communication errors, network failures, and internal component faults. These diagnostics provide early warning of developing issues, allowing maintenance to be scheduled during planned shutdowns rather than resulting in unplanned downtime. The module reports detailed status information to the system’s engineering workstation, enabling maintenance personnel to quickly identify and locate communication problems, reducing mean time to repair and improving overall system availability.

Seamless System Integration: Support for industry-standard protocols such as Modbus TCP/IP enables straightforward integration with various DCS platforms and third-party systems. This interoperability reduces engineering time during system commissioning and simplifies future expansions or modifications. The module handles protocol conversion and data mapping internally, presenting a consistent interface to the Trusted TMR system regardless of the external system’s communication requirements. This abstraction layer simplifies system architecture and reduces the complexity of multi-vendor integration projects.

ICS TRIPLEX T8151B

Typical Applications

The T8151B is typically deployed as the primary communication interface in safety instrumented systems for large-scale hydrocarbon processing facilities. In ethylene cracker units, the module provides the communication link between the safety system and the distributed control system, transmitting process shutdown commands and receiving safety system status information. The redundant communication paths ensure that critical safety information reaches operators immediately, even during network component failures, allowing for prompt response to process deviations.

In offshore production platforms, this module interfaces with fire and gas detection systems, transmitting alarm information to the central control room and receiving acknowledgment signals. The module’s robust design withstands the harsh marine environment while maintaining communication integrity between the safety system and the platform’s integrated control system. The SIL 3 certification ensures compliance with regulatory requirements for safety system communications in these critical applications.

For compressor station control systems in natural gas transmission pipelines, the T8151B facilitates data exchange between the safety system and the station’s SCADA system. The module handles transmission of emergency shutdown commands and receives status information from remote monitoring points along the pipeline. The support for standard industrial protocols allows integration with various RTU and PLC systems used throughout the pipeline network, providing a unified communication interface for the entire safety system.