Description
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BrandICS Triplex (Rockwell Automation)
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ModelT8151B
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Product NameTrusted TMR Communication Interface Module
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Dimensions108mm*165mm*112mm (length*width*height)
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Net Weight0.8 kg
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Shipping Weight1.14 kg
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OriginUnited States (USA)
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Customs Code85389000
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Operating temperature0°C to 65°C (32°F to 149°F)
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Storage temperature-25°C to 7°C (-13°F to 158°F)
Input Parameters:
1.The input voltage range is typically 12 VDC to 24 VDC, with dual redundant 12 VDC/2A or 24 VDC ±10% power supply from the chassis backplane for some configurations.
2.The module is equipped with dual Ethernet ports (10/100 Mbps) and four serial ports (RS-232/RS-422/RS-485), supporting baud rate ranges from 2400 bps to 921600 bps.
3.It supports multiple communication protocols including Modbus (RTU/TCP), Ethernet/IP, 4.Profibus, Profinet and TCP/IP, and features a front-panel serial diagnostic port for easy troubleshooting. The quiescent current varies with the power supply configuration, and the typical power consumption is 8W, with maximum power consumption up to 12W.

Output Parameters:
1.The module supports high-speed data transmission with an Ethernet data transfer rate of up to 100 Mbps (some variants up to 1 Gbps), and supports 10 Modbus TCP connections (port 502) by default.
2.It provides secure and reliable communication output, supporting Modbus slave mode and optional Modbus master mode (requires T812X adapter), as well as optional Sequence of Events (SOE) over Modbus.
3.For variants with digital I/O functions, it has 8 channels of safety digital input and 4 channels of safety digital output, with output voltage range of AC 250V/DC 30V and maximum output current of 2A per channel. The input response time is ≤1ms and the output response time is ≤5ms, ensuring rapid signal processing and control execution.

Key Features:
1.It adopts a Triple Modular Redundancy (TMR) architecture, providing three independent signal paths to ensure continuous operation even if one channel fails, effectively avoiding single-point failures and enhancing system reliability and fault tolerance.
2.It supports multiple industrial communication protocols and multiple interfaces (dual Ethernet, four serial ports), enabling seamless integration with various industrial control systems and third-party devices.
3.The module features a rugged industrial-grade design with fully shielded structure for excellent electromagnetic compatibility (EMC), capable of withstanding harsh industrial environments such as high electromagnetic interference, shock and vibration.

Advantages:
Additionally, it has comprehensive real-time diagnostics functions, including channel open/short circuit diagnosis, power failure monitoring, module communication failure diagnosis and output adhesion diagnosis, facilitating early fault detection and preventive maintenance; this advantage helps reduce maintenance time and costs, and improves overall system availability. It supports online hot-swappable maintenance and user-configurable settings, with firmware upgradeable via the front-panel port, simplifying system maintenance and configuration—this saves labor costs and avoids system shutdown during maintenance. It meets IEC 61508 SIL 3 safety integrity level and PLe performance level, and has CE, UL, CSA certifications, ensuring compliance with international industrial safety standards; this compliance makes it applicable to high-risk industrial fields, enhancing operational safety and reducing regulatory risks.