Yokogawa SDV521-S63 Digital Output Module

The Yokogawa SDV521-S63 Digital Output Module is an advanced control component engineered to meet the rigorous demands of modern industrial automation and safety systems. It forms a critical part of Yokogawa’s highly regarded ProSafe-RS Safety Instrumented System (SIS), known globally for its exceptional reliability, functional safety, and seamless integration in large-scale process industries.

Designed to deliver digital output signals to a wide range of field devices—such as solenoid valves, alarms, relays, motor starters, and interlock systems—the SDV521-S63 ensures high-speed, accurate signal transmission, even in the most demanding operating environments. It’s engineered with a transistor (sinking) output configuration, offering stable switching characteristics and minimal wear over time.

Product Specifications

Applications

The SDV521-S63 module is utilized across various industrial sectors, including:​

• Oil and Gas: Manages drilling and refining operations, ensuring safety and efficiency.​

• Chemical Processing: Controls reactors, mixers, and other equipment to maintain precise chemical processes.​

• Power Generation: Oversees turbine and generator functions, contributing to stable power output.​

• Water Treatment: Regulates pumps and valves to ensure proper water purification and distribution.​

Advantages

• High Reliability: Built to perform consistently in demanding industrial environments.​

• Fast Response Time: Ensures timely control actions, crucial for real-time applications.​

• Robust Isolation: Provides module-level isolation, protecting against electrical interference and enhancing system stability.​

• Compact Design: Its dimensions allow for efficient use of space within control panels.​

Frequently Asked Questions (FAQ)

1. What is the primary function of the SDV521-S63 module?

   The SDV521-S63 provides digital output signals to control various industrial devices such as actuators and solenoids.

2. How many output channels does the SDV521-S63 have?

   It features 4 output channels.

3. What is the maximum load current per channel?

   Each channel can handle up to 2 A.

4. Does the module offer isolation?

   Yes, it provides module-level isolation to protect against electrical interference.

5. What are the dimensions and weight of the module?

   The module measures 130 x 32.8 x 125.5 mm and weighs 0.36 kg.

6. Is the SDV521-S63 compatible with other Yokogawa systems?

   Yes, it integrates seamlessly with Yokogawa’s ProSafe-RS safety instrumented system.

7. What is the response time of the module?

   The response time is less than 1 ms, suitable for real-time control applications.

8. Can the SDV521-S63 be used in safety-critical applications?

   Yes, it is designed for use in safety-critical environments, adhering to relevant industry standards.

9. What type of output does the module provide?

   It offers transistor (sinking) outputs for controlling external devices.

10. Is the module suitable for harsh industrial environments?

    Yes, it is built to perform reliably in demanding conditions.