Yokogawa SNB10D-225/CU2N Safety Node Unit

Overview

The Yokogawa SNB10D-225/CU2N is a Safety Node Unit designed for use in Yokogawa's ProSafe-RS safety instrumented systems (SIS). It features dual-redundant power supplies, ensuring high reliability for critical safety applications. The unit uses optical transmission via ESB bus to extend communication distances, making it suitable for large-scale industrial environments where safety and communication reliability are paramount.

Technical Specifications

• Model Number: SNB10D-225/CU2N

• Type: Safety Node Unit

• Product Type: SNB10D (Rack-Mountable)

• Power Supply: Dual-redundant, 220-240 V AC

• Functionality: ESB bus optical transmission for long-distance communication

• Transmission Distance: Up to 5 km with ANT401 fiber optic cable

• Operating Temperature: -20°C to +70°C

• Storage Temperature: -20°C to +70°C

• Humidity: 10% to 90% (non-condensing)

• Dimensions: 20.5 cm (L) x 48.2 cm (W) x 22.1 cm (H)

• Weight: 5.9 kg

• Suffix Codes:

• -2: Dual-redundant power supply with software license for node expansion (R3)

• 2: 220 to 240 V AC power supply

• 5: ISA Standard G3, -20°C to 70°C (no explosion protection)

• Option Codes: CU2N (Connector Unit for ESB Bus)

• Part Number: S9342FA