ОПИСАНИЕ ПРОДУКТА
PEPPERL & FUCHS 215119 - K-System Intrinsic Safety Barrier Switch Amplifier
The PEPPERL & FUCHS KFD2-SR2-EX1.W is a single-channel intrinsic safety barrier from the K-System series, functioning as a switch amplifier. It provides galvanic isolation between hazardous and safe areas, conditioning discrete signals from NAMUR sensors or mechanical contacts for reliable operation in process automation applications requiring intrinsically safe circuits. This module is engineered for high availability and robust signal integrity in demanding industrial environments.
Technical Specifications:
- SERIES/FAMILY: K-System (KFD2)
- COMPONENT TYPE: Intrinsic Safety Barrier, Switch Amplifier
- ELECTRICAL SPECS:
- INPUT: 1-channel for NAMUR proximity switches or dry contacts from hazardous area (Zone 0, 1, 2)
- OUTPUT: 2 normally open (NO) relay outputs for safe area control systems
- SUPPLY VOLTAGE: 20-35VDC
- POWER CONSUMPTION: Approximately 1.5W
- INTERFACE/CONTROL:
- SIGNAL INPUT: NAMUR sensor (EN 60947-5-6) or mechanical contact
- SIGNAL OUTPUT: Potential-free relay contacts
- DIAGNOSTICS: Line fault detection (LFD) for open and short circuits in the field circuit
- GALVANIC ISOLATION: Input, output, and power supply are galvanically isolated
- SAFETY INTEGRITY LEVEL: Up to SIL 2 (IEC 61508)
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20
- MOUNTING: 35mm DIN rail mounting
- OPERATING TEMPERATURE: -20 to +60 °C
- COMPATIBILITY/APPLICATION:
- COMPATIBILITY: Compatible with NAMUR sensors and mechanical contacts
- APPLICATION: Process automation in chemical, petrochemical, pharmaceutical, oil & gas, and power generation industries requiring intrinsically safe circuits for discrete signal monitoring
