ОПИСАНИЕ ПРОДУКТА
PEPPERL & FUCHS 2407720003 - KFD2-SR2-EX1.W Switch Amplifier (Isolated Barrier)
This K-System series intrinsically safe switch amplifier provides reliable signal conditioning and galvanic isolation for connecting field devices from hazardous areas to control systems in safe areas. It is engineered to interface NAMUR sensors or mechanical contacts located in Zone 0, 1, or 2, delivering two independent relay outputs with integrated line fault detection for enhanced operational integrity in process automation.
Technical Specifications:
- SERIES/FAMILY: K-System, KFD2 Series
- COMPONENT TYPE: Switch Amplifier, Isolated Barrier, Safety Relay
- ELECTRICAL SPECS: 24V DC Nominal Supply Voltage (20-35V DC range), 2-channel NAMUR input, 2 SPDT Relay Outputs (250V AC/DC, 2A max switching capacity)
- INTERFACE/CONTROL: Input for NAMUR sensors (EN 60947-5-6) or dry contacts, Relay output for control system interface, Integrated line fault detection (LFD)
- ENVIRONMENTAL/MOUNTING: DIN rail mounting (35mm), IP20 (terminals), IP40 (housing), Operating Temperature -20 °C to +60 °C
- CERTIFICATIONS: ATEX, IECEx, UL (for intrinsic safety applications)
- COMPATIBILITY/APPLICATION: Interfacing intrinsically safe field devices (e.g., proximity sensors, limit switches) in hazardous areas (Zone 0, 1, 2) with safe area PLCs/DCS, Process automation, Chemical, Oil & Gas industries
- SAFETY INTEGRITY: Suitable for applications up to SIL 2 (IEC 61508/61511)