PRODUCT DESCRIPTION
PEPPERL & FUCHS 087800 - KFD2-CD-EX1.PN Isolated Barrier Frequency Converter
PEPPERL & FUCHS 087800 is a K-System isolated barrier frequency converter designed for intrinsically safe signal processing in hazardous industrial environments. It accurately converts frequency inputs from NAMUR sensors or dry contacts located in Zone 0, 1, or 2 into proportional analog, frequency, or relay outputs for safe area control systems. This device ensures galvanic isolation and reliable data transmission for critical process automation applications.
Technical Specifications:
- SERIES/FAMILY: K-System (KFD2)
- COMPONENT TYPE: Isolated Barrier Frequency Converter
- ELECTRICAL SPECS:
- POWER SUPPLY: 20-35V DC
- INPUT TYPE: Intrinsically safe circuit for NAMUR sensors or dry contacts
- OUTPUT TYPES: Analog (0/4-20 mA), Frequency (pulse), Relay (SPDT)
- INTERFACE/CONTROL:
- INPUT SIGNAL RANGE: 0.001 Hz to 5 kHz (from NAMUR sensor or dry contact)
- ANALOG OUTPUT: 0/4-20 mA, configurable
- FREQUENCY OUTPUT: Up to 5 kHz, configurable
- RELAY OUTPUT: 1x SPDT, rated 250VAC/2A or 125VDC/0.2A
- CONFIGURATION: PACTware FDT/DTM via D-SUB connector
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (terminals), IP30 (housing)
- MOUNTING STYLE: 35mm DIN rail mount
- OPERATING TEMPERATURE: -20 °C to +60 °C
- HAZARDOUS AREA APPROVALS: ATEX, IECEx, UL (Ex ia IIC, Ex ib IIC, Ex ic IIC)
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: DCS, PLC, SCADA systems
- APPLICATIONS: Flow measurement, speed monitoring, position sensing in chemical, petrochemical, pharmaceutical, and oil & gas industries
- SAFETY INTEGRITY LEVEL: Up to SIL 2 (according to IEC 61508)