ОПИСАНИЕ ПРОДУКТА
PEPPERL & FUCHS 264211 - K-System Intrinsic Safety Barrier - Frequency Converter/Switch Amplifier
This K-System intrinsic safety barrier, identified as KFD2-CD-EX1.CN, is a single-channel frequency converter and switch amplifier designed for the galvanic isolation and signal conditioning of digital signals originating from hazardous areas. It facilitates the safe interface of NAMUR sensors or mechanical contacts with control systems in the safe area, ensuring explosion protection in accordance with international standards. The module converts input frequencies or switching states into a reliable digital output for process automation applications.
Technical Specifications:
- SERIES/FAMILY: K-System (KFD2)
- COMPONENT TYPE: Intrinsic Safety Barrier, Frequency Converter/Switch Amplifier
- MODEL IDENTIFIER: KFD2-CD-EX1.CN
- ELECTRICAL SPECS: 20-35VDC Supply Voltage
- INPUT SIGNAL: NAMUR proximity switch (EN 60947-5-6) or potential-free contact from hazardous area
- OUTPUT SIGNAL: 1x Passive Transistor Output (Open Collector), max. 30VDC, 100mA to safe area
- SWITCHING FREQUENCY: Up to 5 kHz
- ISOLATION: Galvanic isolation between input, output, and power supply
- SAFETY INTEGRITY LEVEL: Up to SIL 2 (IEC 61508)
- EXPLOSION PROTECTION: [Ex ia Ga] IIC, [Ex ia Da] IIIC, [Ex ia Ma] I (ATEX, IECEx, FM, cULus certified)
- ENVIRONMENTAL/MOUNTING: IP20 Protection, 35mm DIN Rail Mounting, -20 °C to +60 °C Operating Temperature
- CONNECTIONS: Screw Terminals
- COMPATIBILITY/APPLICATION: Interfacing sensors in Zone 0, 1, 2 (gas) and Zone 20, 21, 22 (dust) hazardous areas with safe area PLCs, DCS, and control systems.