Yokogawa bard-200a es safety barrier

Description:

The Yokogawa BARD-200A ES Safety Barrier is used in intrinsically safe signal isolation systems for hazardous area instrumentation. Commonly installed in process control panels and hazardous location environments such as oil and gas, chemical plants, and refineries. Maintenance teams and system integrators use this part for replacement, system protection, and safe signal transmission between hazardous and safe areas.

Applications:

The Yokogawa BARD-200A ES Safety Barrier is used in industrial environments to protect control systems by limiting energy transfer between hazardous and non-hazardous areas. It is commonly deployed in explosion-prone environments such as oil refineries, petrochemical plants, offshore platforms, and chemical processing facilities where intrinsically safe circuits are required to prevent ignition risks. These barriers ensure safe operation of field devices like transmitters and sensors while maintaining signal integrity for monitoring and control systems.

Technical Specifications:

• Manufacturer: Yokogawa Electric
• Part Number: BARD-200A ES
• Product Type: Safety Barrier (Intrinsic Safety Barrier)
• Function: Signal isolation and energy limitation for hazardous areas
• Application: Hazardous area instrumentation and control systems
• Protection Type: Intrinsic safety barrier
• Input/Output: Analog signal transmission (application dependent)
• Installation: Panel-mounted within control cabinets
• Compliance: Designed for hazardous area safety requirements
• Use Case: Safe interface between field devices and control systems

Common Replacements:

• Yokogawa BARD-300A
• Pepperl+Fuchs KFD2-STC4-Ex1
• MTL 7787+