Product Description
The SY-1028045RA (associated with assembly SY-0399131RC) is a high-availability analog input interface for Foxboro PLC and DCS systems. It provides dual-channel redundant inputs, ensuring uninterrupted process control even in the event of sensor or wiring faults.
Supporting both 4–20 mA current loops and HART digital signals, the SY-1028045RA integrates intelligent voting and failover mechanisms. Its rugged, modular design and wide thermal range make it suitable for mission-critical and extreme industrial environments, enabling reliable monitoring and smart instrument integration.
Technical Specifications
| Parameter | Specification |
|---|---|
| Input Configuration | Dual-channel redundant analog inputs |
| Signal Compatibility | 4–20 mA DC loops and HART digital overlay |
| Conversion Resolution | 0.01% of full scale |
| Static Accuracy | ±0.1% of calibrated span |
| Update Rate | <250 ms for dynamic process variables |
| Operating Temperature | –40°C to +85°C |
| Supply Voltage | 24 V DC logic power |
| Form Factor | 100 × 50 × 20 mm |
| Mass | 0.5 kg |
Application
-
Safety-Critical Monitoring: Reliable acquisition for emergency shutdown systems (ESD).
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Extreme Environment Sensing: Operates in unconditioned cabinets or remote locations thanks to –40 to +85°C rating.
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Smart Instrument Integration: Supports high-accuracy process loops and HART diagnostics for predictive maintenance.
FAQ
Does the SY-1028045RA require software configuration for failover?
Hardware-level failover is autonomous, but channel pairing and thresholds are managed via Foxboro system configurator software.
Can different signal types be used on primary and backup channels?
No. Both channels must use the same signal type (e.g., both 4–20 mA) for seamless, bumpless failover.
| 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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