SNB10D-425/CU2T | Yokogawa Rack-Mounted Safety Node Controller
Manufacturer: Yokogawa
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Part Number: SNB10D-425/CU2T
Condition：New with Original Package
Product Type: Rack-Mounted Safety Node Controller
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Country of Origin: Japan
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
Product Overview
The Yokogawa SNB10D-425/CU2T is a rack-mounted Safety Node Unit engineered for the ProSafe-RS safety instrumented system (SIS). It functions as a communication interface between field devices and the safety control system, ensuring secure and redundant data exchange in safety-critical operations.
This SNB10D-425/CU2T unit transmits analog input signals and contact signals from the field to the control unit via the ESB bus. It also supplies power to connected I/O modules, ensuring continuous system performance. Its dual-redundant power design minimizes downtime, while encryption and authentication features protect against unauthorized access.
The module supports distributed safety control architecture, allowing multiple processors to work collaboratively in executing safety logic. Its robust build and wide temperature tolerance make it suitable for demanding industrial settings such as chemical plants, refineries, and power generation facilities.
Technical Specifications
| Specification | Details |
|---|---|
| Model | SNB10D-425/CU2T |
| Type | Safety Node Unit (rack-mounted) |
| System Compatibility | Yokogawa ProSafe-RS SIS |
| Interface Function | Transmits analog and contact input signals to control unit |
| Communication | ESB bus with secure data exchange |
| Power Supply Options | 100–120 V AC / 220–240 V AC / 24 V DC |
| Power Consumption | 100–120 V AC: 200 VA; 220–240 V AC: 230 VA; 24 V DC: 5 A |
| Redundancy | Dual-redundant power supply (R4.01 or later) |
| Compliance | ISA Standard G3 |
| Security Features | Encryption, authentication, secure communication |
| Operating Temperature | –20°C to +70°C |
| Mounting | Standard 19-inch rack |
| Design Features | Compact structure, high system integrity, modular assembly |
| Supported Modules | Power supply, ESB bus interface, optical repeater, I/O modules |
| Weight | 8–10 kg |
| Applications | Oil & gas, chemical, power, and safety-critical automation |
FAQ
Q1: Is the Yokogawa SNB10D-425/CU2T a new original product?
A1: Yes, the SNB10D-425/CU2T is 100% brand-new, factory-sealed, and covered by a 12-month warranty.
Q2: What is the typical lead time for delivery?
A2: We maintain ready stock. Orders ship within 3–14 days via DHL or FedEx, depending on order quantity.
Q3: Does this model support redundancy?
A3: Absolutely. It features a dual-redundant power supply and communication channels for uninterrupted operation.
Q4: Can this unit power I/O modules directly?
A4: Yes, the SNB10D-425/CU2T supplies power to connected I/O modules, ensuring stable system performance.
Q5: What industries use this Safety Node Unit?
A5: It is widely used in chemical processing, oil & gas, and power generation environments requiring SIL3-certified safety.