PRODUCT DESCRIPTION
PEPPERL & FUCHS 2400060004 - K-System Intrinsic Safety Barrier Switch Amplifier
This K-System intrinsic safety barrier, model KFD2-SR2-EX1.W.SM, is a dual-channel switch amplifier engineered for galvanic isolation and signal conditioning of NAMUR sensors or mechanical contacts situated in hazardous areas. It facilitates reliable signal transmission to the safe area control system while adhering to intrinsic safety standards for explosion protection, incorporating line fault detection and robust relay outputs.
Technical Specifications:
- SERIES/FAMILY: K-System (KFD2)
- COMPONENT TYPE: Intrinsic Safety Barrier, Switch Amplifier
- ELECTRICAL SPECS: 20-35VDC Supply Voltage, Two (2) NAMUR/Dry Contact Inputs, Two (2) SPDT Relay Outputs, 1.5W per channel Power Consumption
- INTERFACE/CONTROL: NAMUR (IEC 60947-5-6) or potential-free contact input signal, Integrated line fault detection for wire break and short circuit, Up to 5 kHz switching frequency
- ENVIRONMENTAL/MOUNTING: IP20 Rating, 35 mm DIN rail mounting, -20 to +60 degrees Celsius Operating Temperature
- HAZARDOUS AREA CERTIFICATION: ATEX, IECEx, UL certified for intrinsic safety, suitable for Ex ia IIC, Ex ia IIB, Ex ia IIIC applications
- COMPATIBILITY/APPLICATION: Designed for process automation, chemical, oil & gas, and pharmaceutical industries. Interfaces with NAMUR proximity switches, limit switches, emergency stop buttons, and integrates with PLCs, DCS, and Safety Instrumented Systems (SIS) for Zone 0, 1, 2 (gas) and Zone 20, 21, 22 (dust) applications.