ОПИСАНИЕ ПРОДУКТА
PEPPERL & FUCHS 221486 - Intrinsic Safety Switch Amplifier
This KFD2-SR2-EX1.W intrinsic safety barrier from the K-System series is a 2-channel switch amplifier designed for interfacing NAMUR proximity sensors or mechanical contacts situated in hazardous areas with control systems in safe areas. It provides galvanic isolation, comprehensive line fault detection, and two isolated relay outputs, ensuring robust signal conditioning and adherence to intrinsic safety standards for critical process automation applications.
Technical Specifications:
- SERIES/FAMILY: K-System, KFD2 Series (KFD2-SR2-EX1.W)
- COMPONENT TYPE: Intrinsic Safety Switch Amplifier
- ELECTRICAL SPECS: 20-35VDC Operating Voltage 2-channel intrinsically safe input 2 x SPDT Relay Outputs, 250VAC/2A or 30VDC/2A switching capacity
- INTERFACE/CONTROL: Input for EN 60947-5-6 NAMUR sensors or dry contacts Isolated relay outputs for safe area control systems LED indicators for operating state, switching state, and fault
- SAFETY FEATURES: Line fault detection (wire break, short circuit) for input circuit Galvanic isolation between input, output, and power supply SIL 2 (IEC 61508) certified
- ENVIRONMENTAL/MOUNTING: IP20 Protection -20 °C to +60 °C Operating Temperature 35mm DIN Rail Mounting
- CERTIFICATIONS: ATEX, IECEx, UL, cUL (Intrinsic Safety Ex ia IIC) TÜV certified for functional safety up to SIL 2
- COMPATIBILITY/APPLICATION: Signal conditioning and isolation for sensors and switches in hazardous locations (Zone 0, 1, 2) within process control, chemical, oil & gas, and pharmaceutical industries