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- Triconex
- 8312
- Power Supply Module
- USA
- 50 mm × 230 mm × 240 mm
- 1.62kg
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📘 Product Overview – Triconex 8312
The Triconex 8312 is a high-performance Main Processor Module (MPM) specifically engineered for use in Triple Modular Redundant (TMR) safety systems. Designed for applications that demand the highest levels of safety, reliability, and fault tolerance, the 8312 brings enhanced computing power, faster execution cycles, and expanded diagnostics compared to earlier models like the 8311 and 8306E.
As part of the Triconex safety architecture, the 8312 module acts as the logic brain for process safety operations, managing I/O processing, system diagnostics, and real-time execution of safety logic. With advanced onboard firmware and enhanced memory management, the 8312 delivers SIL 3-certified performance in even the most demanding industrial environments.
🔧 Technical Specifications
| Parameter | Specification |
|---|---|
| Model | 8312 |
| Function | Main Processor Module (MPM) |
| Redundancy | Triple Modular Redundancy (TMR) |
| Execution Time | < 8 ms (typical logic scan) |
| Memory Type | Flash Memory + ECC-Protected RAM |
| Memory Capacity | Enhanced vs 8311 (more user memory) |
| Communication | Dual Redundant Ethernet Ports |
| Interface Bus | Proprietary Backplane |
| LED Indicators | Power, Status, Fault, Active, Comm |
| Diagnostics | Built-in real-time self-checks |
| Operating Temperature | 0°C to +60°C |
| Storage Temperature | -40°C to +85°C |
| Humidity | 5–95% RH, non-condensing |
| Mounting Style | Rack-mounted (Tricon chassis) |
| Safety Certification | SIL 3 (IEC 61508), TUV Approved |
| Compliance | CE, ISA, IEC, EMI Resistant |
| Dimensions (W×H×D) | 50 mm × 230 mm × 240 mm |
| Weight | 1.62 kg |
🏭 Applications
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Emergency Shutdown Systems (ESD)
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Fire & Gas Safety Systems (F&G)
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High-Integrity Pressure Protection Systems (HIPPS)
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Burner Management Systems (BMS)
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Boiler, Turbine & Compressor Control
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Nuclear Process Control
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Chemical and Petrochemical Safety Systems
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Pipeline and Refinery Automation
✅ Product Advantages
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Advanced Execution Speed: With a typical scan cycle of under 8ms, the 8312 processes safety logic rapidly and consistently.
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Enhanced Memory: More internal user memory and fault recording space than earlier versions.
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Triple Modular Redundancy (TMR): Independent processors with majority-voting logic for ultra-reliable output generation.
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Online Replacement: Hot-swappable design allows for replacement without system downtime.
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Real-Time Diagnostics: Continuous monitoring, LED indication, and event logging ensure immediate fault isolation.
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Safety Certification: Fully compliant with SIL 3 standards and globally recognized for functional safety.
🏷️ Product Classification
| Category | Description |
|---|---|
| Brand | Triconex |
| Series | Main Processor Module Series |
| Product Role | Logic Execution & Control Processor |
| Safety Level | SIL 3 |
| System Integration | Fully compatible with Tricon chassis |
| Target Industries | Oil & Gas, Chemical, Power, Pharma |
🔁 Related Models – Same Series or Function
| Model | Description | Dimensions (mm) | Weight (kg) | Key Features |
|---|---|---|---|---|
| 8305E | Basic legacy main processor | 50 × 230 × 240 | 1.58 | Limited speed, used in older Tricon systems |
| 8306E | Mid-tier TMR processor | 50 × 230 × 240 | 1.60 | Improved cycle speed and diagnostics |
| 8311 | Standard high-reliability processor | 50 × 230 × 240 | 1.60 | Supports hot redundancy and advanced fault detection |
| 8351E | Communication processor module | 50 × 230 × 240 | 1.55 | Adds external data communication via gateways |
| 8360E | Integrated CPU with extended networking | 50 × 230 × 240 | 1.70 | All-in-one design with advanced network interface |
🌟 Popular Triconex Models (Same Brand)
| Model | Description | Dimensions (mm) | Weight (kg) | Key Features |
|---|---|---|---|---|
| 3008 | Compact safety logic controller | 48 × 228 × 241 | 1.40 | Ideal for mid-scale safety applications |
| 3625 | Analog input module | 50 × 230 × 240 | 1.30 | Accurate analog measurement for critical processes |
| 3700A | Digital output module | 50 × 230 × 240 | 1.20 | High-speed output control for field devices |
| 4351B | Premium processor module | 50 × 230 × 240 | 1.60 | Enhanced performance and compatibility with new I/Os |
| 9853-610 | I/O termination assembly | 100 × 150 × 50 | 0.90 | Interfaces sensors and actuators with Tricon hardware |
❓ FAQ – Triconex 8312 (Q&A Format)
Q1: What is the function of the Triconex 8312?
A1: The 8312 is a main processor module responsible for executing logic, diagnostics, and communication in TMR-based safety systems.
Q2: How is the 8312 different from the 8311?
A2: The 8312 offers faster execution speed and more memory capacity, making it better suited for complex logic applications.
Q3: Can I replace the 8312 while the system is running?
A3: Yes, it supports hot-swapping, allowing you to replace the module without shutting down the system.
Q4: What industries typically use the 8312?
A4: Oil & gas, chemical processing, nuclear, and any industry requiring SIL 3 safety compliance.
Q5: Is this module certified for functional safety?
A5: Yes, the 8312 is SIL 3 certified under IEC 61508 and meets global safety standards.
Q6: What kind of redundancy does it support?
A6: It uses Triple Modular Redundancy (TMR) for fault tolerance and uninterrupted operation.
Q7: How is it installed into the system?
A7: It is rack-mounted into a Triconex chassis and connects via the backplane interface.
Q8: Does it support diagnostics?
A8: Yes, the module performs internal self-checks, logs errors, and displays status through LED indicators.
Q9: What is the operating temperature range?
A9: It operates from 0°C to +60°C and stores safely from -40°C to +85°C.
Q10: What are the dimensions and weight of the module?
A10: Dimensions are 50 mm × 230 mm × 240 mm, and the weight is approximately 1.62 kg.
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Fast delivery. Spot goods can be shipped on the same day, and the delivery time transaction is 20% faster than that of peers on average, with a delivery time accuracy rate of 99%.
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