ОПИСАНИЕ ПРОДУКТА
PEPPERL & FUCHS 034441 - K-System Intrinsic Safety Barrier, Switch Amplifier
This K-System intrinsic safety barrier, identified by part number 034441, is a single-channel switch amplifier designed for the galvanic isolation and signal conditioning of NAMUR sensors or mechanical contacts located in hazardous areas. It provides a reliable relay output in the safe area, ensuring compliance with intrinsic safety standards for critical process automation and safety applications. The unit features line fault detection for enhanced system integrity.
Technical Specifications:
- SERIES/FAMILY: K-System (KFD2-CD-EX1.32)
- COMPONENT TYPE: Intrinsic Safety Barrier, Switch Amplifier
- ELECTRICAL SPECS:
- SUPPLY VOLTAGE: 20-35 VDC (24 VDC nominal)
- POWER CONSUMPTION: <= 1.5 W
- INPUT TYPE: NAMUR proximity sensor (EN 60947-5-6) or potential-free contact
- OUTPUT TYPE: 1 x Changeover relay contact (SPDT)
- SWITCHING CAPACITY: 250 VAC / 2 A / 500 VA 125 VDC / 2 A / 60 W (resistive load)
- INTERFACE/CONTROL:
- INPUT SIGNAL: Detects changes in current from NAMUR sensors or contact closure
- OUTPUT SIGNAL: Relay contact state change based on input status
- FAULT DETECTION: Line fault detection (LFD) for wire break and short circuit
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20
- MOUNTING: 35 mm DIN rail mount
- OPERATING TEMPERATURE: -20 to +60 °C (-4 to +140 °F)
- HAZARDOUS AREA CERTIFICATION: ATEX, IECEx, FM, cULus (Intrinsic Safety Ex ia/ib IIC)
- COMPATIBILITY/APPLICATION:
- INPUT COMPATIBILITY: NAMUR sensors, mechanical switches, push buttons
- OUTPUT INTEGRATION: PLCs, DCS, safety instrumented systems (SIS)
- TYPICAL APPLICATIONS: Position detection, limit switching, speed monitoring, level control in hazardous environments (Zone 0, 1, 2)
