The Yokogawa SDV521-S33 is a highly reliable and robust digital output module designed for integration into distributed control systems (DCS), particularly Yokogawa’s renowned CENTUM series and ProSafe-RS platforms. Engineered for industrial environments where precision, safety, and durability are paramount, this module is tailored to deliver dependable control in real-time operations across a wide variety of process industries.

At its core, the SDV521-S33 is intended to provide binary control signals (ON/OFF) to a wide range of field devices such as solenoid valves, relays, contactors, interlock devices, indicator lamps, and motor starters. This module is especially well-suited for applications that demand fast switching times, signal integrity, and electrical isolation between outputs and system electronics.

Product Specifications

Applications

The SDV521-S33 module is utilized in various industrial sectors, including:​

• Manufacturing: Controls actuators, solenoids, and other output devices in automated production lines.​

• Energy: Manages operations in power plants and substations, ensuring efficient energy distribution.​

• Chemical Processing: Regulates valves and pumps to maintain precise chemical reactions.​

• Oil and Gas: Oversees drilling and refining processes, enhancing safety and productivity.​

Advantages

• High Reliability: Engineered for consistent performance in demanding industrial environments.​

• Scalability: Easily integrates into existing systems, allowing for flexible expansion.​

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

• Robust Isolation: Protects against electrical interference, enhancing system stability.​

Frequently Asked Questions (FAQ)

1. What is the primary function of the SDV521-S33 module?

   The SDV521-S33 is designed to provide digital output signals to control various industrial devices such as actuators and solenoids.

2. Can the SDV521-S33 be used in safety-critical applications?

   Yes, it is suitable for safety-critical applications, adhering to relevant industry standards.

3. Is the module compatible with other Yokogawa systems?

   Absolutely, the SDV521-S33 seamlessly integrates with Yokogawa’s control systems.

4. What type of output does the module provide?

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

5. How many output channels are available on the SDV521-S33?

   The module features 16 output channels.

6. What is the maximum load current per channel?

   Each channel can handle up to 0.5 A.

7. Does the module offer channel-to-channel isolation?

   Yes, it provides robust isolation between channels.

8. What is the response time of the SDV521-S33?

   The module has a response time of less than 1 ms.

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

   It measures 130 x 32.8 x 125.5 mm and weighs 0.36 kg.

10. Is the SDV521-S33 suitable for use in harsh industrial environments?

    Yes, it is designed to operate reliably in demanding conditions.