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- SNT411
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- Japan
- 130 mm × 265 mm × 355 mm
- 6.7kg
- Xiamen, China
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SNT411 Technical Overview and Related Industrial Control Modules
1. Product Overview
The SNT411 is a station node module used in distributed control system (DCS) architectures for industrial automation and process control environments. It functions as a communication interface unit that connects controllers, operator stations, and remote I/O subsystems within a unified industrial control network.
This module is designed for continuous operation in large-scale industrial plants where reliability, deterministic communication, and system redundancy are essential. It is typically deployed as part of a plant-wide automation infrastructure supporting real-time process monitoring and control.
The SNT411 is commonly used in mission-critical environments where system stability and long lifecycle operation are required.
2. Product Technical Parameters
| Parameter | Specification |
|---|---|
| Model | SNT411 |
| Product Type | Station Node Unit (DCS communication interface module) |
| System Role | Communication gateway between controllers, I/O stations, and supervisory systems |
| Communication Method | Industrial redundant control network architecture |
| Processing Function | Data routing, synchronization, and node communication management |
| Power Supply | 24 V DC industrial standard |
| Redundancy Support | Yes (system-level redundant configuration supported) |
| Installation Method | Rack-mounted / control cabinet installation |
| Operating Temperature | 0°C to 50°C |
| Storage Temperature | -20°C to 70°C |
| Relative Humidity | 10% – 90% (non-condensing) |
| Electrical Isolation | Industrial-grade isolation design |
| Dimensions (W × H × D) | Approx. 130 mm × 265 mm × 355 mm |
| Weight | Approx. 6.7 kg |
| Enclosure Type | Industrial metal housing |
| Maintenance Type | Modular plug-in replacement design |
| Application Environment | Process control cabinets / industrial control rooms |
3. Product Introduction
The SNT411 is designed as a core communication node within distributed industrial control systems. It enables stable and structured data exchange between multiple control layers, ensuring seamless communication between field devices, controllers, and supervisory systems.
It is typically installed in centralized control cabinets and operates as a backbone module within the system architecture. The design emphasizes deterministic communication behavior, high system uptime, and long-term operational stability.
The SNT411 is engineered for large-scale industrial applications where system reliability and continuous process operation are critical.
4. Product Applications
The SNT411 is widely used in industries requiring high-level automation and continuous process control.
Typical application areas include:
- Petroleum refining and petrochemical processing plants
- Natural gas processing and pipeline control systems
- Thermal and nuclear power generation facilities
- Chemical production and batch processing industries
- Steel manufacturing and metallurgical automation systems
- Offshore oil and gas production platforms
- Large-scale industrial monitoring and control systems
In these environments, the module serves as a communication backbone ensuring consistent data exchange across distributed control networks.
5. Product Advantages
The SNT411 provides several important technical and operational advantages:
- High reliability for continuous 24/7 industrial operation
- Stable deterministic communication performance
- Supports redundant system architecture for fault tolerance
- Modular plug-in design simplifies maintenance and replacement
- Strong resistance to industrial electrical noise and interference
- Long operational lifecycle suitable for legacy system integration
- Scalable architecture supports plant expansion
- Efficient integration into distributed control system networks
6. Product Series Information
The SNT411 belongs to the SNT401/SNT411 station node family used in distributed control system architectures.
This series is designed to support:
- Multi-node communication across large industrial plants
- Reliable data routing between controllers and I/O systems
- Redundant and fault-tolerant system operation
- Long-term stability in harsh industrial environments
- Scalable automation system design for complex facilities
The SNT411 is typically used as a higher-level node variant within the family, supporting more robust communication handling and system integration flexibility.
7. Related Models (Same Series or Closely Related Units)
| Model | Description | Key Characteristics | Dimensions & Weight |
|---|---|---|---|
| SNT401-E1 | Basic node module | Entry-level communication node | 130 × 265 × 350 mm, approx. 6.2 kg |
| SNT401-E2 | Standard node module | Improved stability and signal handling | 130 × 265 × 350 mm, approx. 6.3 kg |
| SNT401-E3 | Mid-level node module | Balanced performance configuration | 130 × 265 × 350 mm, approx. 6.4 kg |
| SNT401-E4 | Enhanced node module | Higher data handling capacity | 135 × 270 × 360 mm, approx. 6.7 kg |
| SNT401-52 | Legacy-compatible node | Older system integration support | 130 × 265 × 350 mm, approx. 6.5 kg |
8. Same Brand Popular Models (Related Industrial Modules)
| Model | Product Type | Functional Description | Dimensions & Weight |
|---|---|---|---|
| ADV551-P50 | Digital input module | High-density digital signal acquisition unit | 110 × 130 × 45 mm, approx. 0.6 kg |
| ADV561-P00 | Digital output module | Industrial actuator control output module | 110 × 130 × 45 mm, approx. 0.65 kg |
| AAI543-H00 | Analog input module | Precision analog signal acquisition module | 110 × 130 × 45 mm, approx. 0.7 kg |
| AAI841-S00 | Analog output module | Stable analog control signal output unit | 110 × 130 × 45 mm, approx. 0.7 kg |
| CP451-10 | Control processor module | Central processing and system coordination unit | 140 × 130 × 50 mm, approx. 0.9 kg |
9. Engineering Summary
The SNT411 is a core communication infrastructure module in distributed industrial control systems. Its primary function is to ensure reliable, structured, and deterministic data exchange across multiple control layers within a plant.
It is designed for long-term industrial deployment where system continuity, redundancy, and stability are critical requirements. The module plays a supporting but essential role in maintaining overall system integrity in large automation environments.