The Yokogawa VF702, also cataloged as theVF702 Control Bus Interface Card, is a dedicated hardware module designed for bus communication in Yokogawa control systems. It provides reliable coaxial cable connectivity and supports 10BASE‑2 Ethernet compliance for deterministic communication.
Hardware Specifications
Manufacturer: Yokogawa
Product No.: VF702
Product Type: Control Bus Interface Card
Connection Method: Coaxial cable with Model YCB146, T‑type connector
Connector: BNC connector
Transmission: 10BASE‑2 compliance
Shipping Weight: 2 Kg
Features
Coaxial Connectivity: Uses Yokogawa YCB146 coaxial cable with T‑type connector for stable bus communication.
BNC Interface: Standardized BNC connector ensures secure and reliable signal transmission.
Ethernet Compliance: Fully compliant with 10BASE‑2 standards for industrial communication.
Compact Design: Lightweight 2 Kg module for easy installation and maintenance.
System Integration: Designed for seamless operation within Yokogawa CENTUM VP and related control architectures.
Frequently Asked Questions (FAQ)
Q: What type of connector does the VF702 use? A: It uses a BNC connector for coaxial cable connections.
Q: Is the VF702 compatible with standard Ethernet? A: Yes, it complies with 10BASE‑2 Ethernet transmission standards.
Q: Which cable is recommended for connection? A: The VF702 requires Yokogawa Model YCB146 coaxial cable with a T‑type connector.
Field Installation Guidelines
Mount the VF702 securely in the designated slot of the control system rack.
Connect the coaxial cable using the BNC connector and ensure proper locking.
Maintain separation between bus cabling and high‑voltage wiring to reduce interference.
Verify transmission compliance with 10BASE‑2 standards during commissioning.
Perform diagnostic checks to confirm stable bus communication.
