ОПИСАНИЕ ПРОДУКТА
PEPPERL & FUCHS 240798100008 - KFD2-SR2-EX1.W Safety Relay / Isolated Barrier
This K-System series isolated barrier functions as a two-channel switch amplifier, specifically engineered for intrinsic safety applications. It provides galvanic isolation between NAMUR proximity sensors or mechanical contacts in hazardous areas and control systems in the safe area, driving dual relay outputs. The module is designed for functional safety, ensuring reliable signal conditioning and protection in critical process automation and control systems.
Technical Specifications:
- SERIES/FAMILY: K-System (KFD2)
- COMPONENT TYPE: Isolated Barrier, 2-Channel Switch Amplifier, Safety Relay
- ELECTRICAL SPECS: 20-35VDC Supply Voltage, 250VAC/2A (resistive) Relay Output Switching Capacity
- INPUTS: Two channels for NAMUR proximity sensors (EN 60947-5-6) or potential-free contacts
- OUTPUTS: Two SPDT (Single Pole Double Throw) relay outputs
- SAFETY RATING: Up to SIL 2 (IEC 61508) / PL c (ISO 13489-1) for single channel, SIL 3 / PL e for dual channel applications
- HAZARDOUS AREA CERTIFICATION: ATEX, IECEx, FM, cULus for Zone 0, 1, 2 / Division 1, 2
- INTERFACE/CONTROL: Line fault detection for input circuits (open/short circuit)
- ENVIRONMENTAL/MOUNTING: DIN rail mounting, IP20 enclosure protection, -20 °C to +60 °C operating temperature
- ISOLATION: Galvanic isolation between input, output, and power supply
- COMPATIBILITY/APPLICATION: Process automation, chemical plants, oil & gas, pharmaceuticals, and other industries requiring intrinsic safety for field devices