Pepperl+Fuchs KFA6-SR2-EX2.W | Signal Isolator

Pepperl+Fuchs KFA6-SR2-EX2.W | 2-Channel Signal Isolator – Intrinsically Safe, 24V DC

Overview

The KFA6-SR2-EX2.W (Part No. 103373) from Pepperl+Fuchs is a 2-channel signal isolator designed to interface field devices in hazardous areas with control systems in safe areas. Powered by 24V DC, this compact module ensures intrinsically safe signal transmission, ideal for industrial process control environments.

Key Features

• Channels: 2 independent signal channels

• Input/Output Type: Passive, dry contact or NAMUR sensors

• Power Supply: 24V DC ±10%

• Mounting: DIN rail (EN 60715)

• Output Type: Relay (1 NO contact per channel)

• Line Fault Detection: For short circuit and open circuit

• Function: Galvanic isolation between input, output, and power supply

Technical Specifications

• Model Number: KFA6-SR2-EX2.W

• Part Number: 103373

• Manufacturer: Pepperl+Fuchs

• Number of Channels: 2

• Supply Voltage: 24V DC (19.2–30V DC)

• Power Consumption: Approx. 1 W

• Relay Output: 1 NO per channel

• Switching Voltage: Max. 250V AC / 125V DC

• Switching Current: Max. 2 A

• Response Time: <10 ms

• Mounting: DIN rail (35 mm)

• Protection Class: IP20

• Housing Material: Polycarbonate

• Dimensions (W x H x D): Approx. 40 mm x 110 mm x 115 mm

• Operating Temp: -20°C to +60°C

• Approvals: ATEX, IECEx, UL, CSA, FM for intrinsic safety

Applications

• Hazardous Area Monitoring: Interface for sensors in Zone 0, 1, or 2

• Process Automation: Safe signal transmission to PLCs or DCS systems

• Oil & Gas Industry: Reliable isolation in explosive environments

• Chemical Plants: Ensures safe communication between control room and field

Why Choose the KFA6-SR2-EX2.W?

• Dual Channel Design: Maximizes space and cost efficiency

• High Safety Standards: Certified for use in explosive zones

• Reliable Signal Transmission: Galvanic isolation improves system safety

• Compact & Durable: DIN rail mount for fast and secure installation

Order Now

Available for immediate worldwide shipping. 

NEW product in original sealed packaging. The product may be of older version or design. The packaging may have markings, signs of discoloration, and wear. DDPARTSSOLUTION Warranty: 1 Year. Manufacturer's Warranty and Support NEVER apply