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Pepperl+Fuchs KFD2-SL2-EX2 2-channel isolated barrier

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November 06, 2025
Category Connection: PEPPERL FUCHS Isolated Barrier
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#Zener PEPPERL FUCHS Isolated Barrier #Pepperl+Fuchs kcd2 stc ex1 20 #p&f barrier kcd2 scd ex1
Brief: From concept to demonstration, this video highlights the evolution and practical outcomes of the Pepperl+Fuchs KFD2-SL2-EX2 2-channel isolated barrier. You'll see how this high-performance solenoid driver is engineered for hazardous industrial areas, featuring a detailed walkthrough of its robust galvanic isolation, precise signal control, and advanced line fault detection capabilities.
Related Product Features:
  • Provides robust 2-channel galvanic isolation with reinforced insulation for safe operation in hazardous areas.
  • Features advanced line fault detection for short-circuit and open-circuit conditions to ensure system reliability.
  • Designed for SIL 2 compliance according to IEC/EN 61508, meeting global safety standards.
  • Supports digital output signals with a maximum output current of ≤ 45 mA and minimum output voltage of ≥ 11.7 V.
  • Operates with a wide power supply range of 20-30 V DC and low power consumption up to 3.3 W.
  • Includes configurable DIP switches and LED indicators for easy setup and status monitoring.
  • Compact B2 housing with IP20 protection and DIN rail mounting for versatile industrial installation.
  • Certified with EU-Type Examination Certificate ZELM 00 ATEX 0024 for use in explosive atmospheres.
FAQs:
  • What safety standards does the KFD2-SL2-EX2 isolated barrier comply with?
    The KFD2-SL2-EX2 complies with SIL 2 according to IEC/EN 61508 and carries the EU-Type Examination Certificate ZELM 00 ATEX 0024, making it suitable for use in hazardous areas classified as Ex ia.
  • How is the line fault detection feature configured and what does it monitor?
    The line fault detection automatically monitors for short-circuit conditions below 50 Ω and open-circuit conditions above 10 kΩ using a test current of less than 650 µA, enhancing operational safety and reliability.
  • What are the mounting and environmental specifications for this isolated barrier?
    It is designed for mounting on a 35 mm DIN rail, operates in ambient temperatures from -20 to 50 °C, and has an IP20 degree of protection for indoor industrial environments.
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