Yokogawa ADM51C Contact Output Module

The Yokogawa ADM51C is a high-performance contact output module engineered for use within Yokogawa’s CENTUM CS 3000 and CENTUM VP control systems. This module features mechanical relay contacts and is designed to control a variety of field devices such as solenoid valves, relays, alarms, and contactors through dry contact outputs.

With high isolation performance, channel reliability, and system compatibility, the ADM51C is an ideal solution for applications demanding dependable control signal transmission under harsh industrial environments. The module’s simple yet robust relay output design makes it suitable for both AC and DC switching operations.

Product Specifications

Product Applications

The ADM51C module is used extensively in industrial automation sectors requiring electrical isolation and contact-based control output. Common applications include:

• Process Plants (Oil, Gas, Chemicals)

  For switching alarms, solenoids, shutdown relays, and interlock controls.

• Power Generation Facilities

  Switching breakers, signal outputs for protection relays, and turbine control outputs.

• Water & Wastewater Treatment Plants

  Activation of valves, blowers, pump motor starters, and warning systems.

• Pharmaceutical & Cleanroom Operations

  Controlled switching of HVAC alarms, clean area actuators, and system alerts.

• Automotive and Discrete Manufacturing

  Output signals to stack lights, conveyor actuators, and machine interlocks.

• Food and Beverage Industry

  For controlling flow valves, mixer motors, and emergency stop relays.

Product Advantages

• Robust Mechanical Relay Contacts

  Ensures physical contact disconnection, suitable for AC/DC switching.

• High Reliability in Industrial Conditions

  Designed for continuous operation in temperature and humidity extremes.

• Channel Isolation

  Individual electrical isolation improves safety and fault containment.

• Field-Tested Performance

  Proven reliability in long-term industrial deployments worldwide.

• Visual Diagnostics via LEDs

  Each channel is equipped with an LED for real-time status monitoring.

• Standardized Integration

  Plug-and-play design for Yokogawa’s CENTUM VP/CS 3000 systems.

• Compact Footprint

  16 outputs in a single-width module save cabinet space.

• Low Maintenance Requirements

  Passive design with minimal need for servicing over time.

Frequently Asked Questions (FAQ)

1. What does the ADM51C module do?

   It provides 16 dry contact output channels to control field devices in DCS applications.

2. Are the outputs electromechanical?

   Yes, it uses mechanical relay contacts for switching.

3. Can the module switch both AC and DC loads?

   Yes, it supports both, within the specified voltage and current ratings.

4. Is the module hot-swappable?

   No, the module should be installed or replaced while the system is powered down.

5. How do I monitor output status?

   Each channel includes an LED to indicate whether the output is active.

6. What kind of field devices can be connected?

   Solenoid valves, relays, alarms, indicator lamps, contactors, etc.

7. What is the typical contact life?

   It depends on load type, but generally supports millions of operations for small loads.

8. Does it offer fault isolation between channels?

   Yes, each channel is individually isolated for fault protection.

9. Can it be used in hazardous area installations?

   It must be used in conjunction with certified barriers or isolation devices.

10. Is this module compatible with ProSafe-RS?

    The ADM51C is intended for general control; ProSafe-RS requires safety-rated modules.