Brand:Yokogawa Electric Item No.:NFSB100-S51 Product Origin:Japan Product Dimensions:130 x 142.5 x 32.8 mm Product Weight:0.3 kg Payment:T/T, Western Union, Credit Card Goods_stock:15 Shipping Port:Xiamen, China Lead Time:1-3 Days Condition:Brand New And Original Warranty:1 Year Certificate:COO
The Yokogawa NFSB100-S51 Bus Repeat Module is a critical communication component used in industrial automation systems based on the FCN and STARDOM architecture. It ensures reliable SB bus signal transmission between distributed controllers and I/O modules by regenerating weakened signals and maintaining communication integrity. Designed for high-reliability industrial environments, it supports scalable and stable system expansion in large process control applications.
Technical Specifications
Parameter
Specification
Model
NFSB100-S51
Type
SB Bus Repeat Module
Communication
SB Bus (FCN/STARDOM)
Dimensions
32.8 × 130 × 142.5 mm
Weight
~0.3–0.4 kg (typical variant)
Power Supply
24 V DC (system dependent)
Function
Signal Regeneration / Bus Extension
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Applications
• Industrial distributed control systems requiring SB bus communication extension between FCN controllers and I/O stations.
• Large-scale process automation systems where control units and field devices are physically distributed across long distances.
• Power plants and refinery automation systems needing stable and noise-resistant bus signal transmission.
• STARDOM-based architectures requiring reliable multi-segment network communication in harsh industrial environments.
• System expansion projects increasing the number of remote I/O nodes without degrading communication stability.
Key Advantages
• Regenerates SB bus signals to ensure stable communication over extended system architectures.
• Improves data integrity by reducing signal attenuation and noise interference across long cable runs.
• Supports redundant or duplex configurations for higher system reliability.
• Enables flexible expansion of distributed control networks without redesigning core architecture.
• Designed for robust industrial operation in mission-critical automation environments.
• Ensures consistent performance in high-density, large-scale control systems.
Technical FAQs
1. What is the main function of this module?
It extends and regenerates SB bus communication signals in Yokogawa FCN systems.
2. What systems is it used with?
It is primarily used in Yokogawa STARDOM and FCN-based control systems.
3. Does it improve communication stability?
Yes, it strengthens and restores signals to maintain stable transmission.
4. Can it support redundant configurations?
Yes, it supports duplex or redundant SB bus setups.
5. Is it suitable for long-distance communication?
Yes, it is designed to extend communication between distributed system nodes.
6. Does it require configuration?
No complex setup is needed; it integrates into SB bus architecture.
7. Is it suitable for harsh environments?
Yes, it is designed for industrial-grade reliability.
8. Can it be used in system expansion projects?
Yes, it is commonly used when adding remote I/O stations.
9. Does it process signals or only repeat them?
It only regenerates and repeats signals without modifying data.
10. Is it a passive or active module?
It is an active communication module requiring power for signal regeneration.
