Allen-Bradley 1785-PFB Profibus Module

The Allen-Bradley 1785-PFB is a Profibus FMS/DP Communication Module. It connects Allen-Bradley PLC-5 processors to Profibus devices. This connection enables high-speed data exchange and supports distributed I/O capabilities.

Key Features

• Remote I/O Scanner: Facilitates communication with remote I/O devices on the Profibus network.
• LED Display: Provides visual feedback on the module’s status and configuration.
• RS-232 Serial Port: Connects to a programming device or other serial communication devices.
• RS-485 Communication Interface: Supports multi-drop communication on the Profibus network.
• DP Master and DP Slave: Combines master and slave functionalities for efficient communication.

Applications

The 1785-PFB is ideal for industrial automation applications that require:

• High-speed Data Exchange: Between the PLC and distributed I/O devices.
• Distributed Control: For large-scale automation systems.
• Profibus Network Integration: With existing Profibus networks.

Technical Specifications

• Manufacturer: Rockwell Automation
• Brand: Allen-Bradley
• Series: B
• Communication: RS-232, RS-485, Profibus FMS/DP
• Key Components: DP Master Unit, DP Slave Unit
• Scanner: Remote I/O
• Display: LED