PRODUCT DESCRIPTION
PEPPERL & FUCHS 240768100000 - Intrinsic Safety Barrier, Switch Amplifier
This intrinsic safety barrier from the K-System family functions as a switch amplifier and signal conditioner, designed to interface 2-wire transmitters, NAMUR proximity sensors, or mechanical switches located in hazardous areas with control systems in safe areas. It provides galvanic isolation and features line fault detection, ensuring reliable signal transmission and safety integrity in critical process automation applications.
Technical Specifications:
- SERIES/FAMILY: K-System (KFD2)
- COMPONENT TYPE: Intrinsic Safety Barrier, Switch Amplifier
- ELECTRICAL SPECS:
- SUPPLY VOLTAGE: 20-35V DC (Nominal 24V DC)
- POWER CONSUMPTION: Max. 1.5W
- INPUT: 2-wire transmitter, NAMUR proximity sensor, or dry contact switch
- OUTPUT: 2 x Relay (changeover contacts)
- SWITCHING CAPACITY: Max. 250V AC/DC, 2A, 500VA (resistive load)
- INTERFACE/CONTROL:
- INPUT SIGNAL: EN 60947-5-6 (NAMUR) compliant, or 4-20mA from 2-wire transmitter
- OUTPUT SIGNAL: Potential-free relay contacts
- DIAGNOSTICS: Line fault detection (LFD) for open/short circuit on input
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20
- MOUNTING: 35mm DIN rail
- OPERATING TEMPERATURE: -20 °C to +60 °C
- HAZARDOUS AREA CERTIFICATION: Intrinsic Safety (Ex ia IIC) for Zone 0/1/2, Division 1/2 applications
- COMPATIBILITY/APPLICATION:
- FUNCTION: Galvanic isolation and signal conditioning between hazardous and safe areas
- TARGET SYSTEMS: Process control systems, Distributed Control Systems (DCS), Safety Instrumented Systems (SIS)
- APPLICATIONS: Chemical processing, oil and gas, pharmaceutical manufacturing, power generation, water/wastewater treatment