Yokogawa SDV144-S13/D4A00 S2 Digital Input Module

Overview

The Yokogawa SDV144-S13/D4A00 S2 is a 16-channel digital input module engineered for precise signal acquisition in Yokogawa CENTUM VP and ProSafe-RS control systems. Designed for reliability in mission-critical operations, it efficiently captures discrete signals from field devices including switches, sensors, and relay contacts while providing robust electrical isolation for system protection. Its compact form factor simplifies integration in control cabinets without compromising performance.

Technical Specifications

Key Features

• High reliability for continuous operation in safety-critical systems
• Robust 2 kV AC isolation ensures signal integrity and protection from electrical interference
• Compact design maximizes cabinet space efficiency
• Fast ≤ 40 ms response for accurate monitoring of rapid events
• Seamless integration with Yokogawa CENTUM VP and ProSafe-RS platforms

Applications

• Monitoring limit switches and interlocks in chemical plants
• Supervising protective relays in power generation
• Managing safety signals in oil and gas facilities
• Capturing operational status of machinery in manufacturing

FAQ

Q: Can this module work with other Yokogawa DCS systems besides CENTUM VP and ProSafe-RS? A: It is primarily designed for CENTUM VP and ProSafe-RS but may be compatible with other Yokogawa DCS systems that support 16-channel digital inputs with similar specifications.

Q: What type of field devices can it interface with? A: Supports dry contact signals from switches, relays, push buttons, and other no-voltage contact devices.

Q: Is external power required? A: Yes, the module operates with a 24 V DC external supply capable of providing up to 200 mA.

Q: How does it compare to SDV144-S13/D4A00? A: The S2 variant improves response reliability under high-noise environments and offers better isolation, making it suitable for critical industrial applications.