Product Description
The SDV531-S63 (SDV531) is a high-integrity 8-channel digital output module engineered for Yokogawa ProSafe-RS Safety Instrumented Systems (SIS). Each channel is fully isolated and designed to drive 24V DC safety-critical actuators, including Emergency Shutdown (ESD) valves, fire dampers, and solenoids, ensuring reliable execution of safety actions.
The S63 configuration is optimized for extreme industrial environments, featuring ISA Standard G3 corrosive gas protection and an extended operating temperature range of -20 to 70°C. The “6” suffix indicates the module includes a dedicated signal cable interface adapter for secure, high-density connections to safety terminal boards. As a SIL-rated module, it incorporates internal diagnostics to detect failures and move safely to a fail-safe state.
Technical Specifications
| Feature | Specification |
|---|---|
| Module Type | Safety Digital Output (ProSafe-RS) |
| Channels | 8, fully isolated |
| Output Type | Sourcing/Sinking (depending on wiring) |
| Rated Load Voltage | 24 V DC |
| Max Load Current | 0.6 A per channel |
| Environmental Protection | ISA Standard G3 Corrosive Gas Resistance |
| Operating Temperature | -20 to 70°C |
| Interface | Integrated signal cable interface adapter |
| Safety Integrity | SIL 3 compliant |
| Response Time | ≤ 40 ms (Safety-rated trip speed) |
| Internal Power Usage | Max 420 mA at 5 V DC |
| External Power Requirement | 24 V DC (load-dependent) |
| Weight | 0.34 kg |
Application Scenarios
The SDV531-S63 is commonly used in upstream oil & gas, chemical refineries, and power plants. It provides the primary interface for executing automated safety actions when process parameters exceed defined limits. Its G3 corrosive protection and wide temperature tolerance make it ideal for remote, unconditioned outdoor cabinets or coastal facilities exposed to salt air and humidity.
Technical FAQ
Can this module be used with a standard CENTUM VP system?
The SDV531 is designed exclusively for ProSafe-RS safety nodes. While it can communicate status to CENTUM VP via Vnet/IP, its safety functions only operate within a ProSafe-RS node.
What cable is required for the signal interface adapter?
This module typically uses AKB331 or similar MIL-connector signal cables, which provide secure, vibration-resistant connections to specialized safety terminal boards.
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|---|---|
| Delivery | Expedited, Freight, And International Shipping Available. |
| Condition | 100% New with Original Package |
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| 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. |
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| 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. |
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