PRODUCT DESCRIPTION
PEPPERL & FUCHS KFD2-SR2-EX1.W - Dual-Channel Intrinsically Safe Switch Amplifier
This dual-channel intrinsically safe switch amplifier from the K-System series is engineered for the galvanic isolation and signal conditioning of NAMUR sensors or mechanical contacts situated in hazardous areas. It provides two independent relay outputs for interfacing with control systems in the safe area, ensuring reliable operation and compliance with explosion protection standards for critical process automation applications.
Technical Specifications:
- SERIES/FAMILY: K-System (KFD2)
- COMPONENT TYPE: Intrinsically Safe Switch Amplifier
- CHANNELS: 2 (Dual-channel)
- INPUT TYPE: Intrinsically safe input for NAMUR sensors (EN 60947-5-6) or dry contacts located in hazardous areas (Zone 0, 1, 2, 20, 21, 22)
- OUTPUT TYPE: 2 x SPDT (Single Pole Double Throw) Relay Outputs
- ELECTRICAL SPECS: 24VDC Nominal Supply Voltage
- ISOLATION: Galvanic isolation between input, output, and power supply circuits
- SAFETY RATING: Up to SIL 2 (Safety Integrity Level) according to IEC 61508/IEC 61511 PL c (Performance Level) according to ISO 13849
- FEATURES: Line fault detection (open and short circuit) for input selectable operating mode (normally open/normally closed)
- ENVIRONMENTAL/MOUNTING: DIN rail mounting IP20 protection Operating Temperature Range: -20 °C to +60 °C
- COMPATIBILITY/APPLICATION: Process automation, chemical processing, oil and gas, pharmaceuticals, and other industries requiring signal interfacing from hazardous to safe areas.