Pepperl+Fuchs KFD2-SR2-Ex2.W | Switch Amplifier

The Pepperl+Fuchs KFD2-SR2-Ex2.W is a 2-channel switch amplifier and intrinsically safe isolated barrier for transferring digital signals from NAMUR sensors or dry contacts in hazardous areas to the non-hazardous control side. It provides relay outputs, line fault detection, reversible operation and up to SIL 2 / SC 3 functional safety capability .

Technical Specifications

• Brand: Pepperl+Fuchs
• Product Series: K-System
• Model: KFD2-SR2-Ex2.W
• Product Type: Switch Amplifier / Isolated Barrier
• Signal Type: Digital Input
• Number of Channels: 2
• Input Type: NAMUR or Dry Contact
• Input Standard: EN 60947-5-6 (NAMUR)
• Open-Circuit Voltage: Approx. 8V DC
• Short-Circuit Current: Approx. 8mA
• Switching Point: 1.2–2.1mA
• Switching Hysteresis: Approx. 0.2mA