AFV30D-S41101 | Yokogawa CENTUM VP Duplexed Field Control Unit

Product Overview

The Yokogawa AFV30D-S41101 serves as the primary processing intelligence for the CENTUM VP Distributed Control System (DCS). This Duplexed Field Control Unit (FCU) executes sophisticated PID, sequence, and batch control logic while managing high-speed data exchange across Vnet/IP and Foundation Fieldbus networks. We supply this unit as 100% Brand New and Original, ensuring your facility utilizes genuine hardware for mission-critical process stability and fail-safe operation.

Part Number Breakdown: AFV30D-S41101

The AFV30D series utilizes a standardized coding system to define its hardware configuration and networking capabilities:

Technical Specifications

The AFV30D-S41101 provides robust processing power and memory protection within a 19-inch rack footprint:

• Control Functions: PID control, Sequence control, Logic, and Batch control

• Redundancy: Duplexed CPU architecture with automatic failover

• Network Support: Vnet/IP, Ethernet (TCP/IP), Foundation Fieldbus

• Memory Backup: Battery-backed SRAM for up to 72 hours (Data retention)

• Battery Recharge: Minimum 48 hours required for full charge

• Contact Output: READY contact rated at 30V DC, max 0.3A

• Mounting: 19-inch Rack Mountable

• Cooling: Natural Convection (No moving fans required)

• Weight: 10 kg

Engineering Advantages

The AFV30D-S41101 addresses the core requirements of modern industrial availability and integration:

• High-Availability Redundancy: The duplexed CPU architecture eliminates single points of failure. If the primary processor detects an internal fault, the standby unit assumes control within milliseconds, preventing process upsets or emergency shutdowns.

• Maintenance-Free Cooling: This unit utilizes natural convection for thermal management. By removing mechanical fans, Yokogawa eliminates a common wear-and-tear component, significantly increasing the Mean Time Between Failures (MTBF) and reducing cabinet maintenance.

• Persistent Data Protection: An integrated battery backup safeguards critical volatile memory for 72 hours during a total power loss. This ensures the system retains its state and parameters, allowing for a seamless restart once power returns.

• Network Versatility: Dual-redundant Vnet/IP support ensures that communication stays live even if a network cable or switch fails. The simultaneous support for Foundation Fieldbus allows the unit to manage a wide array of intelligent field instruments directly.

FAQs

• Can I replace an older AFV30S unit with the AFV30D-S41101?

  Yes, the "D" designation indicates a duplexed architecture which provides higher reliability than single units. However, you must ensure your CENTUM VP software license supports duplexed control and that your cabinet power distribution can handle the dual-redundant load.

• What does the READY contact output signify?

  The READY contact serves as a hardware diagnostic signal. It closes when the module completes its self-test and enters a healthy operational state. Integrating this into your master alarm system provides immediate notification of hardware health issues.

• Is any specific orientation required for mounting?

  You must mount the unit horizontally in a 19-inch rack. Because it relies on natural convection for cooling, you must maintain prescribed clearances above and below the unit to ensure adequate airflow.

• Does this unit require a separate power supply module?

  The AFV30D-S41101 typically receives power through the FCS cabinet backplane. Ensure your system configuration matches the 100-120V AC or specified DC input requirements of your specific cabinet model.