PRODUCT DESCRIPTION
PEPPERL & FUCHS 224380 - Intrinsic Safety Barrier Switch Amplifier
This intrinsic safety barrier, identified as KFD2-SR2-EX1.W, provides galvanic isolation for operating switches and NAMUR proximity sensors located in hazardous areas. It conditions input signals from Zone 0, 1, or 2 and provides a single relay output to the safe area, ensuring reliable signal transmission and compliance with explosion protection standards.
Technical Specifications:
- SERIES/FAMILY: K-System, KFD2 Series
- COMPONENT TYPE: Intrinsic Safety Barrier, Switch Amplifier
- ELECTRICAL SPECS: 20-35VDC Supply Voltage, 1.5W Power Consumption, 1 x SPDT Relay Output (250VAC/2A, 30VDC/2A)
- INPUT SIGNAL: NAMUR Proximity Switch (EN 60947-5-6) or Dry Contact
- OUTPUT SIGNAL: 1 x Single Pole Double Throw (SPDT) Relay
- SAFETY INTEGRITY: Suitable for applications up to SIL2 (IEC 61508)
- FAULT DETECTION: Line fault detection for wire break and short circuit on NAMUR inputs
- ENVIRONMENTAL/MOUNTING: IP20 Protection, 35mm DIN Rail Mounting, -20°C to +60°C Operating Temperature
- HAZARDOUS AREA CERTIFICATION: ATEX, IECEx, UL for Zone 0, 1, 2 applications
- INDICATORS: LEDs for Power, Switching Status, and Fault
- COMPATIBILITY/APPLICATION: Interfacing field devices in hazardous locations with PLCs, DCS, and safety instrumented systems in the safe area