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ICS TRIPLEX T9432 Controller Module
ICS TRIPLEX T9432
ICS TRIPLEX T9432 is a core controller module in Rockwell Automation’s Trusted series. It adopts a triplex redundant architecture, featuring high reliability and safety, and is widely used in critical safety instrumented systems.
1. Overview
- Product Positioning: A core controller for Safety Instrumented Systems (SIS), supporting SIL 3 certification.
- Redundancy Mode: 2-out-of-3 voting, enabling fault tolerance and ensuring continuous operation.
- Compatibility: Seamless integration with mainstream Distributed Control Systems (DCS) (such as Experion PKS, CENTUM) and Programmable Logic Controller (PLC) systems.
2. Key Specifications
| Specification | Description |
|---|---|
| Processor | 32-bit Reduced Instruction Set Computing (RISC) |
| Operating Voltage | 24 V Direct Current (DC) |
| Operating Temperature | -40 °C ~ +70 °C |
| Protection Class | Ingress Protection (IP) 20 |
| Communication Interface | Dual redundant Ethernet (supports Modbus TCP/IP, Open Platform Communications Unified Architecture (OPC UA)) |
| Safety Level | Safety Integrity Level (SIL) 3 |
| Input Channels | Multiple analog inputs (voltage/current/thermocouple/resistance temperature detector) |
| Power Supply Redundancy | Dual power input with automatic switching |
3. Product Features
- Triplex Module Redundancy: The system remains in normal operation even if a single module fails.
- High Safety Level: Complies with SIL 3 requirements, suitable for safety-critical scenarios.
- Multi-Protocol Support: Compatible with Modbus TCP/IP, OPC UA, and traditional Modbus RTU (via RS-485 bus).
- Online Diagnostics: Supports remote monitoring, fault early warning, and online maintenance.
- Environmental Adaptability: Features a wide temperature range and anti-interference design, suitable for harsh industrial sites.
4. Structure and Composition
- Main Control Unit: Includes processor, memory, and safety logic.
- Redundant Power Supply Module: Dual 24 V DC inputs with automatic switching.
- Communication Module: Dual Ethernet ports (redundant) supporting multiple protocols.
- Analog Input Card: Configurable voltage/current/thermocouple/resistance temperature detector channels with multiple ranges.
- Safety Certification Chip: Enables safety functions at the SIL 3 level.
5. Application Fields
- Petrochemical Industry: Safety instrumented systems, leak detection, and emergency shutdown.
- Nuclear Power Plants: Critical safety monitoring and radiation protection systems.
- Power Energy Sector: Power plant safety control and distribution network automation.
- Other High-Risk Industries: Natural gas, oil refining, and chemical production lines.
6. Installation and Maintenance Guidelines
- Pre-Installation Inspection: Ensure the grounding resistance meets specifications and the power supply is stabilized.
- Cabinet Layout: Maintain ventilation to avoid high-temperature accumulation; adhere to IP20 protection requirements.
- Wiring Specifications: Use shielded twisted-pair cables for analog input lines to prevent electromagnetic interference.
- Online Diagnostics: Utilize built-in diagnostic functions for regular self-tests and timely replacement of faulty modules.
- Regular Maintenance: Conduct a complete functional test and firmware upgrade every 6 to 12 months.
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