ОПИСАНИЕ ПРОДУКТА
PEPPERL & FUCHS 072023 - KFD2-SR2-EX1.W Intrinsic Safety Barrier Switch Amplifier
The PEPPERL & FUCHS KFD2-SR2-EX1.W is a K-System intrinsic safety barrier and switch amplifier designed for reliable signal transmission from hazardous area field devices to safe area control systems. It provides galvanic isolation, signal conditioning, and fault detection capabilities, ensuring compliance with intrinsic safety standards for applications in process automation and critical safety instrumented systems.
Technical Specifications:
- SERIES/FAMILY: K-System (KFD2)
- COMPONENT TYPE: Intrinsic Safety Barrier, Switch Amplifier
- ELECTRICAL SPECS:
- SUPPLY VOLTAGE: 20-35 VDC
- POWER CONSUMPTION: <= 1.5 W
- INPUT: 1-channel for NAMUR proximity sensors (EN 60947-5-6) or potential-free contacts
- OUTPUT: 2 voltage-free changeover contacts (SPDT relays)
- SWITCHING CAPACITY: Max. 250 VAC / 2 A / 500 VA Max. 125 VDC / 2 A / 60 W (resistive load)
- INTERFACE/CONTROL:
- SIGNAL TYPE: Digital input (switch status)
- FAULT DETECTION: Line fault detection (wire break, short circuit) configurable
- CONFIGURATION: DIP switches for operating mode (NO/NC, line fault detection)
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20
- OPERATING TEMPERATURE: -20 to +60 °C
- MOUNTING: 35 mm DIN rail
- HAZARDOUS AREA CERTIFICATION: [Ex ia Ga] IIC, [Ex ia Da] IIIC (for connection to Zone 0/20, 1/21, 2/22)
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: PLC, DCS, ESD systems
- APPLICATIONS: Process automation, chemical industry, oil & gas, pharmaceutical manufacturing, water treatment
- SAFETY INTEGRITY LEVEL: Up to SIL2 (according to IEC 61508/61511)