Product Description
The CP461-51 S2 is a high-reliability central processing unit for the Yokogawa CENTUM VP Field Control Station (FCS). It serves as the primary execution engine for control logic, managing real-time data synchronization across the Vnet/IP network. The “51” designation indicates the module features ISA G3 conformal coating, providing enhanced protection against corrosive gases such as hydrogen sulfide and sulfur dioxide.
As an S2 hardware style revision, the module includes optimized internal circuitry for improved thermal management and long-term component stability compared to earlier versions. It supports dual-redundant operation, ensuring bumpless failover for mission-critical industrial processes.
Technical Specifications
| Parameter | Specification |
|---|---|
| Processor Core | 32-bit RISC high-speed architecture |
| Execution Speed | 400 MHz (deterministic process control) |
| System Memory | 128 MB SDRAM |
| Firmware Storage | 512 MB Flash memory |
| Corrosion Protection | ISA Standard G3 compliant (Conformal Coating) |
| Redundancy Support | Dual-redundant (Duplex) configurations |
| Communication Interface | Vnet/IP and ESB Bus |
| Memory Backup | Battery-backed RAM (up to 72 hours) |
| Operating Temperature | 0°C to 50°C (32–122°F) |
| Relative Humidity | 5–90% RH (non-condensing) |
| Power Consumption | 15 W maximum |
| Module Dimensions | 199.5 mm × 145 mm × 16.4 mm |
| Net Weight | 0.75 kg |
Key Advantages
-
Environmental Resilience: G3 coating makes it suitable for paper mills, refineries, and wastewater treatment plants with corrosive atmospheres.
-
High Availability: Supports hot-swappable replacement in redundant pairs, enabling maintenance without interrupting the live control process.
-
Deterministic Logic: Ensures consistent loop scan times regardless of network load, critical for PID and sequence control applications.
Frequently Asked Questions
Q: Can the CP461-51 S2 replace a CP461-50?
A: Yes. The CP461-51 S2 is functionally identical to the CP461-50 but includes ISA G3 protection, making it a recommended upgrade for harsh environments.
Q: Is this module compatible with AFV30S and AFV40S racks?
A: Yes. It is specifically designed for use in AFV30S/D and AFV40S/D Field Control Units within the CENTUM VP system.
Q: What is the significance of the Style S2?
A: Style S2 is a hardware revision by Yokogawa that improves electronic reliability and addresses component obsolescence while maintaining full backward compatibility with S1 installations.
| 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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