Product Description
The SDV144-S63/PRP (SDV144) is a high-reliability, safety-certified 16-channel digital input module designed for the Yokogawa ProSafe-RS Safety Instrumented System (SIS). It captures critical safety signals—such as emergency stop buttons and safety switches—with SIL 3-compliant diagnostics for high-integrity safety loops.
This S63 configuration is engineered for harsh industrial environments, featuring ISA Standard G3 corrosive gas protection and a wide operating temperature range of -20 to 70°C. The PRP option provides an integrated pushbutton and per-channel LED display, enabling manual diagnostics and immediate visual verification directly at the I/O nest. The 6 suffix denotes a signal cable interface adapter, allowing high-density, secure connections to safety terminal boards.
Technical Specifications
| Feature | Specification |
|---|---|
| Module Type | Safety Digital Input (ProSafe-RS) |
| Channels | 16, individually isolated |
| Input Signal Type | No-voltage contact (Dry contact) |
| Input Logic | ON Resistance ≤ 1 kΩ; OFF Resistance ≥ 100 kΩ |
| Interface | Signal cable interface adapter included (6 suffix) |
| Visual/Manual Interface | PRP Option: Pushbutton + per-channel LED status display |
| Environmental Protection | ISA Standard G3 Corrosive Gas Resistance |
| Operating Temperature | -20 to 70°C |
| Response Time | ≤ 40 ms (Safety-rated acquisition) |
| Isolation | 2 kV AC between input signals and system logic |
| Safety Rating | SIL 3 compliant |
| Power Consumption | Max 290 mA (5 V DC); Max 140 mA (24 V DC) |
| Weight | 0.4 kg |
Application Scenarios
The SDV144-S63/PRP is ideal for oil, gas, petrochemical, and offshore installations, particularly in environments with hydrogen sulfide ($H_{2}S$), chlorine, or salt-laden air. Its PRP interface allows technicians to quickly verify the status of safety loops on-site, reducing downtime and the need to consult an HMI or engineering workstation.
Technical FAQ
What does the 'PRP' option provide?
The PRP option adds a manual pushbutton for diagnostics and LED indicators for each channel, allowing immediate local verification of safety signal status.
Why is the 6-suffix signal cable interface used?
The 6-suffix adapter enables connection to MIL-spec signal cables (e.g., AKB331) leading to specialized safety terminal boards. This simplifies wiring, improves reliability, and reduces cabinet footprint.
| 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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