Yokogawa NFSB100-500/SBT01 Bus Repeat Module

Overview

The Yokogawa NFSB100-500/SBT01 is a high-performance bus repeat module. It extends the communication range of Yokogawa’s SB bus. It ensures reliable data transmission between control units and I/O extension modules. The module suits distributed STARDOM FCN architectures. The suffix /SBT01 includes an SB bus T-joint for flexible wiring configurations. It supports duplexed configurations for redundancy. The compact design fits DIN rails with natural air cooling.

Technical Specifications

• Model Number: NFSB100-500/SBT01

• Type: Bus Repeat Module

• Communication Protocol: High-speed SB bus

• Baud Rate: 128 Mbps

• Redundancy Support: Yes – duplexed configurations supported

• Included Accessory: SB bus T-joint (/SBT01)

• Power Supply: 24 V DC external

• Internal Supply Voltage: 5 V DC ±5%

• Current Dissipation: Max. 500 mA

• Transmission Distance: Max. 8 m per line with proper cables

• Extension Units Supported: Max. 2 units (3 units including control unit)

• Installation Method: DIN rail mountable

• Cooling Method: Natural air cooling

• Protection Class: IP20

• Operating Temperature: 0°C to +55°C

• Storage Temperature: –40°C to +85°C

• Humidity Range: 5% to 95% RH (non-condensing)

• Shock Resistance: 15G for 11 ms

• Vibration Resistance: 0.15 mm P-P (5–58 Hz), 1G (58–150 Hz)

• Altitude Limit: Up to 2000 m

• Dimensions (W×H×D): 32.8 mm × 130 mm × 142.5 mm

• Weight: 0.4 kg