PRODUCT DESCRIPTION
PEPPERL & FUCHS 267075100514 - KFD2-CD-EX1.PN - PROFIBUS PA Segment Coupler / Intrinsic Safety Barrier
This K-System intrinsic safety barrier and segment coupler facilitates the integration of PROFIBUS PA field devices into PROFIBUS DP control systems. It provides power and intrinsically safe communication for a single PROFIBUS PA segment, ensuring reliable data exchange and protection in hazardous area applications. Engineered for process automation environments requiring robust fieldbus connectivity and compliance with international intrinsic safety standards.
Technical Specifications:
- SERIES/FAMILY: K-System (KFD2)
- COMPONENT TYPE: PROFIBUS PA Segment Coupler / Intrinsic Safety Barrier
- ELECTRICAL SPECS:
- SUPPLY VOLTAGE: 20-35V DC (Auxiliary Power)
- PROFIBUS DP INTERFACE: RS-485, up to 12 Mbps
- PROFIBUS PA INTERFACE: IEC 61158-2, 31.25 kbit/s, Manchester coded
- PA SEGMENT OUTPUT: Max. 120 mA (current limited, short-circuit proof)
- INTERFACE/CONTROL:
- PROTOCOLS: PROFIBUS DP (Master/Slave), PROFIBUS PA (Segment Master)
- FUNCTIONALITY: Gateway between PROFIBUS DP and PROFIBUS PA, provides power and intrinsic safety
- DIAGNOSTICS: Status LEDs for power, DP, PA, and fault conditions
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (for control cabinet installation)
- OPERATING TEMPERATURE: -20 to +60 °C
- MOUNTING STYLE: 35 mm DIN rail mounting
- HAZARDOUS AREA CERTIFICATION: ATEX, IECEx, FM, cULus (e.g., [Ex ia Ga] IIC, [Ex ib Gb] IIB for PA segment)
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: Distributed Control Systems (DCS), Programmable Logic Controllers (PLCs) with PROFIBUS DP masters
- APPLICATIONS: Process automation in chemical, oil & gas, pharmaceutical industries, connecting intrinsically safe field instruments (e.g., transmitters, valves) in Zone 0, 1, 2 hazardous areas.
- STANDARDS: FISCO/FNICO compliant for PROFIBUS PA intrinsic safety.