Overview

The Yokogawa DO-524-02 is a relay output module designed for use in Yokogawa’s ProSafe-SLS safety instrumented systems. It provides fail-safe relay outputs for interfacing with field devices such as alarms, shutdown systems, and actuators. Each channel is equipped with a relay contact that ensures reliable switching under safety-critical conditions.

Moreover, the module is engineered to meet IEC 61508 SIL standards, making it suitable for mission-critical applications in oil & gas, petrochemical, power generation, and chemical industries.

Technical Data

Typical Applications

• Safety Instrumented Systems (SIS): Provides relay outputs for shutdown logic and protective functions.

• Process Automation: Used in chemical and petrochemical plants for controlling alarms and actuators.

• Power Generation: Applied in turbine and boiler safety systems requiring relay-based outputs.

• Utilities: Supports water treatment and energy distribution systems with reliable relay interfacing.

• Legacy System Integration: Still operational in ProSafe-SLS installations where relay output modules are required.

FAQ

Q1: What is the primary function of the DO-524-02?
A1: It provides fail-safe relay outputs for ProSafe-SLS safety instrumented systems.

Q2: How many channels does it support?
A2: It supports 8 relay output channels.

Q3: What industries typically use this module?
A3: It is widely applied in oil & gas, chemical, power generation, and utilities.