SNB10D-213/CU2N | Yokogawa | Safety Node Unit S2-213

Product Description

Overview

The Yokogawa SNB10D-213/CU2N is a high-performance Safety Node Unit for CENTUM VP Distributed Control Systems (DCS). Designed for large-scale industrial automation, it provides reliable and redundant communication between field I/O modules and Field Control Units (FCUs) via the ER bus. Its robust design ensures high availability and uninterrupted operation in demanding environments.

System Integration

• Works seamlessly with CENTUM VP DCS and FIO systems

• Supports Ethernet, Modbus TCP/IP, OPC, PROFIBUS, and standard industrial protocols

• Dual Ethernet ports enable redundant network configuration for high availability

• Compatible with DIN rail or panel mount installations

Technical Specifications

Communication

• Protocol: ER bus / Network redundancy supported

• Interface: Dual redundant communication channels

• Speed: 10 Mbps (IEEE 802.3 10BASE-2 coaxial standard)

• Connector: BNC type

• Topology: Multi-node expansion with redundancy

• Function: Acts as a remote node for distributed I/O integration

Electrical

• Supply Voltage: 24 V DC ±10%

• Power Consumption: 10 W typical

• Redundancy: Dual redundant power inputs supported

Mechanical

• Dimensions: 130 × 100 × 160 mm (compact version)

• Rack-mounted version: 482.6 × 221.5 × 205 mm

• Weight: 10 kg (rack version), 1.5 kg (compact module)

• Mounting: DIN rail, panel, or rack installation

• Indicators: LED status indicators for power and communication

Environmental

• Operating Temperature: -20 °C to +60 °C

• Storage Temperature: -40 °C to +85 °C

• Humidity: 5%–95% RH, non-condensing

• Enclosure Rating: IP20

• Certifications: CE, UL, CSA