Pepperl+Fuchs KFD2-STC4-EX2 – signal conditioner

The Pepperl+Fuchs KFD2-STC4-EX2 is an intrinsically safe signal conditioner designed for transmitting and isolating analog signals in hazardous areas. It is typically used to interface field devices such as transmitters and sensors with control systems while ensuring safe operation in explosive environments.

The module provides reliable signal conversion and galvanic isolation, enabling accurate transmission of process signals between hazardous zones and safe control systems.

Technical overview:
• Product type: signal conditioner / isolator
• Model: KFD2-STC4-EX2
• Input signal: analog current (e.g. 4–20 mA)
• Output signal: analog current or voltage
• Channels: single-channel module
• Safety type: intrinsically safe (Ex approved)
• Isolation: galvanic isolation between input, output and supply
• Mounting: DIN rail installation
• Power supply: 24 V DC
• Operating temperature: approx. –20°C to +60°C
• Designed for hazardous area applications

Typical applications:
• Hazardous area analog signal transmission
• Process automation systems
• Oil and gas industry
• Chemical processing plants
• PLC / DCS signal interfacing

About the manufacturer:
Pepperl+Fuchs is a global manufacturer specializing in industrial sensors, intrinsic safety equipment and explosion protection solutions. The company is known for reliable products used in hazardous environments and process automation systems worldwide.