ОПИСАНИЕ ПРОДУКТА
PEPPERL & FUCHS 71828 - KFD2-CD-EX1.300 Single Channel Isolated Barrier
This K-System series isolated barrier, identified by internal code 71828 (KFD2-CD-EX1.300), provides intrinsically safe signal conditioning and power supply for critical process automation applications. It facilitates the control of intrinsically safe solenoid valves, LEDs, or sounders, and monitors digital inputs from NAMUR sensors or switches within hazardous areas, ensuring galvanic isolation and compliance with international safety standards.
Technical Specifications:
- SERIES/FAMILY: K-System, KFD2 Series
- COMPONENT TYPE: Single Channel Isolated Barrier / Repeater Power Supply
- ELECTRICAL SPECS:
- SUPPLY VOLTAGE: 20-35VDC
- POWER CONSUMPTION: Approximately 1.5W
- INPUT: Intrinsically safe digital input from NAMUR sensor (EN 60947-5-6) or dry contact switch
- OUTPUT: Intrinsically safe switched output for solenoid valve, LED, or sounder (e.g., 24VDC, 50mA max)
- INTERFACE/CONTROL:
- SIGNAL TYPE: Digital input/output
- FAULT DETECTION: Line fault detection (LFD) for open/short circuit on input
- INDICATORS: LEDs for operation, fault, and switching status
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20
- OPERATING TEMPERATURE: -20°C to +60°C (-4°F to +140°F)
- MOUNTING: 35mm DIN rail
- HAZARDOUS AREA CERTIFICATION: ATEX, IECEx, FM, cULus for Zone 0, 1, 2, Division 1, 2
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: Distributed Control Systems (DCS), Safety Instrumented Systems (SIS), Programmable Logic Controllers (PLCs)
- FUNCTION: Control of intrinsically safe actuators and monitoring of intrinsically safe sensors in hazardous environments
- INDUSTRY: Chemical, petrochemical, pharmaceutical, oil & gas, and other process industries requiring intrinsically safe circuits
