Yokogawa NFBU200-S01 Base Module Most Favorable

Overview

The Yokogawa NFBU200-S01 is a base module designed for FCN-500 autonomous controllers in distributed control systems (DCS). It forms the mechanical and electrical foundation for mounting CPU, power supply, and I/O modules. This module supports duplexed configurations, enhancing system reliability and operational continuity in demanding industrial environments.

Technical Specifications

• Model: NFBU200-S01
• Type: Base Module
• Configuration: Duplexed (Standard)
• Compatible System: FCN-500 Autonomous Controller
• Max Module Capacity: 8 modules (standard), 6 modules (duplexed)
• Installation Type: 19-inch rack-mounted

Power and Communication

• Power Supply: 5 V DC, max 0.4 A (self-consumption)
• Communication Buses: SB Bus (System Bus), E2 Bus (Extension Bus)
• Redundancy Support: CPU, power supply, and internal communication bus

Environmental Conditions

• Operating Temperature: –20°C to +70°C
• Storage Temperature: –40°C to +85°C
• Ambient Humidity: 5% to 95% RH (non-condensing)
• Rate of Temperature Change (Operation): ±10°C per hour
• Rate of Temperature Change (Storage/Transport): ±20°C per hour
• Dust Resistance: 0.3 mg/m³ or less
• Corrosion Resistance: ANSI/ISA S71.04 Class G2 (G3 optional)

Mechanical and Protection

• Vibration Resistance: 0.15 mm P-P (5–58 Hz), 1G (58–150 Hz)
• Shock Resistance: 15G, 11 ms (XYZ directions, power-off)
• Protection Class: IP20
• Dimensions (W × H × D): 482.6 × 170.8 × 132.5 mm
• Weight: 1.9 kg