Product Overview
The AFV30D-A41251/HKU is a high-availability processing engine designed for the Yokogawa CENTUM VP distributed control system. This Duplexed Field Control Unit (FCU) offers full hardware redundancy for both processor modules and power supplies, ensuring zero-downtime operation in critical industrial processes. The unit is equipped with the advanced CP471 processor and an integrated /HKU housekeeping interface to monitor the environmental conditions of the cabinet in real time alongside process control.
Technical Specifications
| Feature | Specification |
|---|---|
| Processor Architecture | Dual-redundant CP471 processor modules in synchronized, hot-standby configuration |
| Redundancy Profile | Dual-redundant Vnet/IP communication ports and power supply modules |
| Power Input | Configured for 220–240 V AC industrial power grids |
| Control Functionality | LFS1700 control function software for field control station management |
| Housekeeping Interface (/HKU) | Diagnostic interface for monitoring fan status, door contacts, and internal temperatures |
| Network Interface | 1 Gbps Vnet/IP redundant control bus (UTP CAT5e or higher) |
| I/O Expansion | Manages local and remote FIO nodes via high-speed ESB/ER bus interfaces |
| Memory Protection | Battery backup for up to 72 hours RAM retention, 48-hour recharge cycle |
| Explosion Protection | Basic type (non-explosion protected configuration) |
| Mounting Standard | 19-inch rack-mount (5U height profile) |
| Dimensions | 221 mm (H) × 482.6 mm (W) × 440 mm (D) |
| Weight | 9.0 kg |
Application & Environmental Monitoring
The AFV30D-A41251/HKU is designed for large-scale automation, where environmental conditions are just as critical as process logic. Typical deployments include:
-
Oil & Gas Refineries: Where the /HKU interface ensures the FCU remains within safe thermal limits.
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Chemical Processing: Executing complex PID and batch logic using the CP471 processor.
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Power Generation: Ensuring stable synchronization across the Vnet/IP plant network.
Redundancy & Reliability FAQ
What is the function of the LFS1700 suffix in this model?
The LFS1700 suffix refers to the specific control function package required for the FCU to operate within the CENTUM VP environment. It enables the unit to execute sequential logic and regulatory control while communicating with the Human Interface Station (HIS).
How does the /HKU interface contribute to system uptime?
The /HKU interface monitors the physical cabinet health. If a cooling fan fails or if the cabinet door is left open in a dusty environment, the system will send an alarm to the operator, preventing overheating or contamination before hardware failure occurs.
Can the CP471 modules be hot-swapped?
Yes, in the duplexed configuration of the AFV30D-A41251/HKU, one CP471 module can be replaced while the other continues to manage the process, provided the system remains in a redundant state.
| Quick Quotes | Receive price & availability FAST from our dedicated customer service team. |
|---|---|
| Delivery | Expedited, Freight, And International Shipping Available. |
| Condition | 100% New with Original Package |
| Payment | We accept American Express, Discover, MasterCard, PayPal, and Visa. Our site is secured by RapidSSL. |
| Shipping Port | ShangHai, Xiamen |
| Warranty | 12 Months |
| Q: Is Our Pricing Competitive? |
| A: Yes, we collaborate with over 50 countries worldwide. As a top supplier in China, we offer significant discounts based on market trends. |
| Q: What Is the Warranty Period? |
| A: All our new and original products come with a standard one-year warranty. |
| Q: What Payment Methods Do We Accept? |
| A: We require 100% T/T (Telegraphic Transfer) payment before shipping. For items with a lead time, a 30% deposit is needed upfront, and the remaining 70% is due before shipping. If you have a representative in China, you can arrange an RMB transfer through them. |
| Q: What Shipping Methods Do We Use? |
| A: We primarily use FedEx, DHL, UPS, and BRE for shipping. If you have an account with any of these carriers, you can handle shipping directly. We also offer free shipping to China-based freight forwarders. |
| Q: What Is Our Delivery Time? |
| A: Delivery usually takes 1-3 days after receiving the initial payment. For items with a lead time, shipping will occur according to the specified schedule. |
| Q: How Do We Package the Goods? |
| A: We ensure safe packaging with multiple layers of protection. Products are first placed in their original boxes and sealed with labels. A layer of bubble wrap is then added for collision protection during transit. Finally, the items are packed securely in durable boxes. |
| Q: How Can Customers Contact Us and Request a Quote? |
| A: You can reach out to us via email, WhatsApp, WeChat, Skype, or your preferred communication platform. Contact us with your needs, and we'll provide a prompt, customized quote. |
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