ОПИСАНИЕ ПРОДУКТА
PEPPERL & FUCHS 189958 - KFD2-SR2-EX1.W Intrinsic Safety Barrier Switch Amplifier
The PEPPERL & FUCHS KFD2-SR2-EX1.W is a two-channel intrinsic safety barrier from the K-System series, engineered to interface NAMUR sensors or mechanical contacts located in hazardous areas with control systems in safe areas. It provides galvanic isolation and signal conditioning, ensuring compliance with intrinsic safety standards for applications requiring reliable process control and safety interlocking.
Technical Specifications:
- SERIES/FAMILY: K-System, KFD2 Series
- COMPONENT TYPE: Intrinsic Safety Barrier, Switch Amplifier
- ELECTRICAL SPECS:
- SUPPLY VOLTAGE: 20-35V DC
- OUTPUT RELAY RATING: Max. 250VAC/2A or 30VDC/2A (resistive load)
- INTERFACE/CONTROL:
- INPUTS: 2-channel for NAMUR sensors (EN 60947-5-6) or mechanical contacts
- OUTPUTS: 2 x Potential-free relay contacts (SPDT)
- SIGNAL CONDITIONING: Line fault detection (short circuit, wire break), configurable operating modes
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20
- MOUNTING: 35mm DIN rail
- OPERATING TEMPERATURE: -20 to +60 °C
- SAFETY/COMPLIANCE:
- INTRINSIC SAFETY: Ex ia IIC T4 Ga/Gb (for hazardous area connection)
- SAFETY INTEGRITY LEVEL: Up to SIL 2 (IEC 61508)
- CERTIFICATIONS: ATEX, IECEx, UL, cUL, EAC
- COMPATIBILITY/APPLICATION: Hazardous area signal isolation, process control, emergency shutdown systems, fire & gas detection, chemical plants, oil & gas.