ОПИСАНИЕ ПРОДУКТА
PEPPERL & FUCHS 419433 - K-System Intrinsic Safety Barrier - Switch Amplifier
The PEPPERL & FUCHS 419433 is a K-System intrinsic safety barrier, functioning as a two-channel switch amplifier for the galvanic isolation and signal conditioning of NAMUR sensors or mechanical contacts situated in hazardous areas. It provides reliable, intrinsically safe signal transmission to the safe area, ensuring compliance with international safety standards for critical process automation and safety instrumented systems.
Technical Specifications:
- SERIES/FAMILY: K-System (KFD2-SR2-EX1.W equivalent)
- COMPONENT TYPE: Intrinsic Safety Barrier - Switch Amplifier
- ELECTRICAL SPECS:
- INPUT: 2-channel, for NAMUR sensors (EN 60947-5-6) or mechanical contacts
- OUTPUT: 2 x Relay (changeover contacts)
- SUPPLY VOLTAGE: 20-35V DC (wide range)
- POWER CONSUMPTION: 1.5W typical
- SWITCHING CAPACITY: Max 250V AC/DC, 2A, 500VA (resistive load)
- INTERFACE/CONTROL:
- INPUT INTERFACE: NAMUR sensor input (EN 60947-5-6)
- OUTPUT INTERFACE: Potential-free relay contacts
- INDICATORS: LEDs for switching state, fault, and power
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20
- OPERATING TEMPERATURE: -20 to +60 °C
- MOUNTING: 35mm DIN rail
- HAZARDOUS AREA CERTIFICATION: ATEX, IECEx, UL (Ex ia IIC for input circuits)
- COMPATIBILITY/APPLICATION:
- FUNCTION: Galvanic isolation and signal conditioning for hazardous area inputs
- TARGET SYSTEMS: Process control systems, safety instrumented systems (SIS)
- SAFETY INTEGRITY LEVEL: Suitable for applications up to SIL 2 (IEC 61508/61511)
