The Yokogawa ADV151-E50 is a high-performance 16-channel digital input module designed for integration with CENTUM VP and ProSafe-RS systems, providing reliable acquisition of discrete field signals in critical industrial applications. Specifically engineered for enhanced diagnostic capabilities and system reliability, the ADV151-E50 serves as a dependable interface for binary input signals from pushbuttons, relays, proximity switches, and other contact devices.

This module is highly valued in industries that demand rigorous safety standards, rapid response, and continuous monitoring—including petrochemical plants, power facilities, marine systems, and critical manufacturing environments. The ADV151-E50 offers superior isolation, fast response time, and robust communication with the control processor, making it a dependable cornerstone of any safety or process automation architecture.

Product Specifications

Product Applications

• Refineries and Petrochemical Plants: Interfaces with emergency shutdown (ESD) switches, valve positioners, and safety sensors.

• Power Plants: Used for monitoring binary status of relays, breaker feedbacks, and turbine condition signals.

• Offshore and Marine Systems: Offers stable operation under vibration and corrosive atmospheres with isolated inputs.

• Manufacturing Plants: Integrates with industrial machinery for discrete input monitoring such as conveyor belt status and door interlocks.

• Water Treatment Facilities: Captures binary feedback from pump starters, valve actuators, and level switch contacts.

• Pharmaceutical Production: Helps maintain safe control conditions in batch control processes with critical signal detection.

Product Advantages

• Enhanced Safety Compliance: Designed to comply with SIL2/SIL3 safety levels when used with ProSafe-RS systems, suitable for safety-critical processes.

• High-Speed Response: Rapid signal detection and reliable input processing help avoid delays in process execution.

• Fault Detection Functions: Advanced diagnostics detect open circuits and miswiring before failure impacts the process.

• Redundant Operation Ready: Supports redundancy for input signal reliability, minimizing downtime risks.

• Compact Footprint: Space-efficient module size allows high-density installation without compromising accessibility.

• Long Life and Stability: Built with robust materials and circuit protection for stable long-term field performance.

• LED Indicators Per Channel: Visual feedback simplifies troubleshooting and real-time signal verification.

• Ease of Maintenance: Hot-swappable design reduces the time needed for system maintenance or module replacement.

• Noise Immunity: Optical isolation per channel enhances immunity from industrial electromagnetic interference.

• Flexible Deployment: Suitable for both standard and hazardous area applications thanks to global certification standards.

Frequently Asked Questions (FAQ)

1. What is the primary function of the ADV151-E50 module?

   It serves as a 16-channel digital input interface for receiving binary signals from field devices.

2. Can the module detect open circuit conditions?

   Yes, the module features open circuit detection and other diagnostic capabilities.

3. Is the ADV151-E50 suitable for SIL-rated applications?

   Absolutely. When integrated with ProSafe-RS, it meets SIL2/SIL3 requirements.

4. Does the module support redundancy?

   Yes, it supports channel-level redundancy when configured with redundant systems.

5. What type of signals does it accept?

   It accepts dry contact or open collector signals, typically 24 V DC.

6. Can I change the module without powering down the system?

   Yes, the ADV151-E50 supports hot swapping for quick replacement.

7. Are individual channels optically isolated?

   Yes, all 16 input channels are isolated from each other using optical isolation.

8. How are input states indicated?

   Each channel has a dedicated LED to show input ON/OFF status.

9. What’s the minimum voltage required to register an ON signal?

   The module detects ON at 15 V DC or higher.

10. Is the ADV151-E50 compatible with CENTUM VP?

    Yes, it’s fully compatible with both CENTUM VP and ProSafe-RS platforms.