Allen Bradley 1788-FBJB6 Fieldbus 6-Way Junction Box

Overview

The Allen-Bradley 1788-FBJB6 is a high-performance Fieldbus 6-Way Junction Box. It simplifies wiring and enhances communication reliability in Profibus PA and Fieldbus Foundation (H1) networks. Designed for industrial automation, it enables stable data exchange between control systems and field devices. You can mount it easily on DIN rails or panels, making it ideal for distributed control applications.

Technical Specifications

• Product Type: Fieldbus Junction Box
• Supported Networks: Profibus PA, Fieldbus Foundation (H1)
• Number of Ports: 6-way
• Trunk Connection: 1 x H1 Media Trunk (In and Out)
• Drop Connections: 6 x H1 Media Drops
• Operating Voltage: 24–32 V DC
• Input Current: 0.5 A (Class 2 / SELV)
• Output Current (Trunk): 0.36 A (resistive load only)
• Power Consumption: 40 mA @ 24 V DC
• Terminal Torque: 0.5–0.6 Nm
• Mounting Type: DIN rail or panel-mounted
• Enclosure Protection: IP20
• Temperature Rating: Up to 122°F (50°C)
• Shock Resistance: 15 G