Excellent PLC
| Company Information | ||||||||
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| Mobile | +8613666033393 | |||||||
| +8613666033393 | ||||||||
| 13666033393 | ||||||||
| Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Product Introduction
The Yokogawa NFSB100-S50/SBT01 Bus Repeat Module is a robust communication interface component designed to extend, stabilize, and enhance signal transmission in industrial control and monitoring systems. It plays a critical role in ensuring seamless communication between distributed control units, input/output modules, and supervisory control systems.
Engineered with Yokogawa’s high-quality standards, the NFSB100-S50/SBT01 is capable of regenerating weakened bus signals, maintaining data integrity over long distances, and ensuring system reliability under demanding industrial conditions. Its modular design allows easy integration into Yokogawa’s control platforms, supporting flexible system expansion while preserving communication quality.
Product Specifications
| Parameter | Specification |
|---|---|
| Model Number | NFSB100-S50/SBT01 |
| Product Type | Bus Repeat / Communication Module |
| Function | Signal regeneration, bus extension, noise isolation |
| Supported Protocols | Proprietary Yokogawa bus protocol |
| Voltage Range | 24 V DC (typical) |
| Power Consumption | 5 W (typical) |
| Signal Transmission Distance | Up to 1,200 m (depending on topology) |
| Isolation | Galvanic isolation between channels |
| Installation Method | DIN rail mounted |
| Cooling Method | Natural convection |
| Dimensions (W × H × D) | 130 x 142.5 x 32.8 mm |
| Weight | 0.3 kg |
| Operating Temperature Range | –20 °C to +70 °C |
| Storage Temperature Range | –40 °C to +85 °C |
| Humidity Range | 5–95% RH, non-condensing |
| Compliance Standard | Yokogawa system communication standard, CE certified |
Applications
The NFSB100-S50/SBT01 Bus Repeat Module is used in industrial and process automation systems where reliable data communication is essential. Typical applications include:
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Distributed Control Systems (DCS): Extending communication between remote I/O stations and central controllers.
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Power Plants: Ensuring stable signal communication across large facilities.
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Petrochemical and Refining Plants: Enhancing network reliability in hazardous and high-noise environments.
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Water and Wastewater Treatment: Maintaining uninterrupted data flow over extended distances.
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Pharmaceutical and Food Processing: Providing stable bus communication for compliance-critical automation.
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Industrial Networking: Isolating noise-prone segments and regenerating signals for robust connectivity.
Advantages
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Signal Integrity: Rebuilds weakened signals, ensuring data accuracy across extended distances.
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Long-Distance Capability: Supports extended bus lengths up to 1,200 meters.
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Noise Immunity: Galvanic isolation reduces electromagnetic interference.
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System Reliability: Enhances fault tolerance in industrial communication networks.
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Compact and Modular Design: Saves space in control cabinets and allows easy integration.
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Low Power Consumption: Efficient operation with minimal energy use.
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Wide Temperature Tolerance: Suitable for harsh industrial conditions.
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Ease of Installation: DIN rail mounting simplifies maintenance and upgrades.
FAQ
1. What is the main purpose of the NFSB100-S50/SBT01?
It regenerates bus signals, extends communication distances, and isolates noise between network segments.
2. What is the maximum communication distance supported?
It supports up to 1,200 meters, depending on system topology and cable specifications.
3. Does the module provide electrical isolation?
Yes, it offers galvanic isolation between channels to protect against noise and surges.
4. What is the typical power supply requirement?
It operates at 24 V DC with approximately 5 W consumption.
5. Can multiple repeat modules be cascaded in the same system?
Yes, several units can be cascaded to achieve extended communication coverage.
6. Is this module compatible with non-Yokogawa devices?
It is optimized for Yokogawa systems but may work with third-party equipment if bus protocol compatibility is ensured.
7. What kind of mounting does it support?
It is designed for DIN rail mounting in industrial cabinets.
8. Does it support hot-swapping?
In most cases, it requires system downtime for replacement; hot-swapping depends on the system configuration.
9. How does it improve noise immunity?
By galvanic isolation and regeneration of signals, it prevents EMI from propagating across network segments.
10. Can the module be used in redundant configurations?
Yes, it can be used in redundant paths to enhance system reliability and fault tolerance.
Recommended Related Models (Same Series / Family)
| Model Number | Description |
|---|---|
| NFSB100-S20 | Bus repeat module, 20 m standard communication range |
| NFSB100-S30 | Bus repeat module, 30 m extended range |
| NFSB100-S40 | Bus repeat module, 40 m enhanced stability |
| NFSB100-S60 | Bus repeat module, 60 m version with high EMI protection |
| NFSB100-S80 | Bus repeat module, 80 m long-distance application |
| NFSB100-S100 | Bus repeat module, 100 m extended heavy-duty communication |
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