Yokogawa SDV531-S23/D4A00 S3 Digital Output Module

Overview

The Yokogawa SDV531-S23/D4A00 S3 is a high-reliability digital output module designed for integration with CENTUM VP and ProSafe-RS control systems. Engineered for precise discrete signal control, this module enables efficient operation of actuators, relays, and other field devices in demanding industrial environments. Its robust isolation design and compact form factor ensure stable performance and simplified installation in control cabinets.

Key Features

• 16 isolated digital output channels for multi-point control
• 24 V DC output with typical 0.5 A current per channel
• Channel-to-channel and channel-to-system electrical isolation for enhanced noise immunity
• Rapid response time ≤ 40 ms
• Overcurrent and short-circuit protection for safe operation
• Rack-mounted design compatible with CENTUM VP and ProSafe-RS FIO systems
• Compact dimensions: 130 × 107.5 × 32.8 mm; lightweight ~0.28 kg
• Operating range: –20 °C to +70 °C; 5–95% RH non-condensing
• Certified CE and RoHS

Applications

Ideal for multi-point digital control in oil & gas, petrochemical, power generation, and manufacturing industries. Common use cases include:

• Actuator and valve control
• Relay switching and automation sequences
• Discrete signal interfacing for DCS and SIS systems

Technical Specifications

FAQ

Q: Can this module operate continuously in harsh environments? A: Yes, the SDV531-S23/D4A00 S3 is engineered for continuous operation in industrial conditions with high reliability.

Q: How does this module differ from other Yokogawa digital outputs? A: Compared to similar models, this module provides 16 isolated channels with fast 40 ms response time and robust overcurrent/short-circuit protection, optimized for FIO integration in CENTUM VP and ProSafe-RS systems.