製品紹介
The Yokogawa SNT501-E3 Optical ESB Bus Repeater Slave Module is a high-performance module engineered for extending and stabilizing ESB (Embedded System Backbone) bus communication networks. As part / Yokogawa’s advanced automation platform, it functions as an optical repeater in slave configuration, ensuring that signals are regenerated, retransmitted, and delivered with reliability over extended distances.
With its optical-based communication design, the SNT501-E3 eliminates electromagnetic interference, ensuring deterministic and stable data flow essential for mission-critical industrial applications. It is purpose-built for demanding environments in oil and gas, petrochemical, energy, water treatment, and pharmaceutical industries where continuous system availability is mandatory.
製品仕様
| Parameter | Specification |
|---|---|
| モデル Number | SNT501-E3 |
| Product Type | Optical ESB Bus Repeater (Slave Module) |
| Communication Method | Optical Fiber Transmission |
| サポートed Protocol | ESB Bus Protocol |
| Data Transfer Rate | Deterministic high-speed communication |
| Optical Ports | Dual optical channels (input/output) |
| Power Supply | 24 V DC |
| Power Consumption | < 12 W |
| Operating Temperature | 0°C to 55°C |
| Storage Temperature | -20°C to 70°C |
| Humidity Tolerance | 5% to 95% RH (non-condensing) |
| Shock Resistance | 15 g, 11 ms |
| Vibration Resistance | 2 g, 10–150 Hz |
| EMC Compliance | IEC/EN Standards |
| Safety Certification | CE, RoHS, TÜV |
| Dimensions | 142.5 x 130 x 32.8 mm |
| 重量 | 0.3 kg |
Applications
The SNT501-E3 is widely deployed in critical industrial environments requiring reliable optical ESB bus communication:
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Distributed Control Systems (DCS): Provides robust communication between controllers, I/O modules, and operator workstations.
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Power Generation: Extends optical signal transmission across turbines, substations, and generator systems.
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Oil & Gas Industry: Ensures secure and fault-tolerant data transfer in upstream, midstream, and downstream operations.
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Petrochemical Plants: Facilitates uninterrupted process automation under high-EMI industrial conditions.
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Pharmaceutical Manufacturing: サポートs precise monitoring and compliance in regulated environments.
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Water Treatment & Utilities: Extends backbone communication for monitoring and process optimization.
Advantages
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Optical Reliability: Fiber-optic design ensures noise-free, high-speed communication.
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Long-Distance Capability: Extends ESB bus reach without loss / data integrity.
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Redundancy Ready: Dual optical channels enable fault-tolerant configurations.
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Hot-Swappable: Module replacement is possible without system downtime.
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Deterministic Communication: Guarantees real-time, predictable data transfer.
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Compact Design: Slim form factor allows efficient rack utilization.
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Durable Performance: Engineered for harsh environmental and industrial conditions.
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Certified Compliance: Meets global EMC, safety, and environmental standards.
FAQ
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What is the primary role / the SNT501-E3 in an ESB bus network?
It regenerates and retransmits optical signals in slave mode to extend communication coverage. -
Which communication protocol does the module support?
It is designed for Yokogawa’s ESB bus protocol. -
Does the SNT501-E3 support redundant operation?
Yes, its dual optical ports enable redundancy to ensure fault-tolerant communication. -
What type / medium does the SNT501-E3 use for data transmission?
It uses optical fiber, ensuring high-speed and interference-free communication. -
Can the module be replaced during live operation?
Yes, it is hot-swappable, allowing replacement without shutting down the system. -
How does the SNT501-E3 ensure communication reliability?
By regenerating signals and using optical transmission, it prevents data loss and interference. -
What power input does the module require?
It operates on a 24 V DC supply. -
Is the module compatible with Yokogawa CENTUM VP systems?
Yes, it is fully compatible with Yokogawa’s CENTUM VP and related platforms. -
What diagnostic tools are available on the module?
It includes onboard status LEDs and communication integrity monitoring functions. -
How does the SNT501-E3 handle electromagnetic interference?
Its optical-based design makes it inherently immune to EMI, ensuring reliable performance.
Related モデルs (Same Series or Related)
| モデル Number | Type | Key Feature |
|---|---|---|
| SNT501-E1 | Optical ESB Bus Repeater Slave | Standard slave 台 for short-distance use |
| SNT501-E2 | Optical Repeater Module | Enhanced EMI shielding |
| SNT501-E4 | ESB Optical Slave Module | サポートs extended communication coverage |
| SNT501-E5 | ESB Repeater | Redundancy-ready slave configuration |
| SNT511-5F | Optical ESB Repeater Slave Module | High-reliability design for harsh conditions |
| SNT521-53 | Optical ESB Repeater Slave Module | Advanced optical performance with redundancy |
Popular モデルs (Same ブランド)
| モデル Number | Type | Key Feature |
|---|---|---|
| CP451-10 | Controller Module | High-performance CPU for Yokogawa DCS |
| FIO110 | Field I/O Module | Flexible I/O expansion for process control |
| PW482-10 | Power Supply Module | Reliable DC power supply for control systems |
| AIP827-10 | Analog Input Module | High-accuracy analog signal processing |
| ALR121 | Alarm Module | Event and alarm management for operators |
| SAI143-H50 | Safety Analog Input Module | SIL-certified for critical safety applications |
会社情報
E-mail: [email protected]
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