PRODUCT DESCRIPTION
PEPPERL & FUCHS 2400030004 - Single-Channel Switch Amplifier for Intrinsically Safe Circuits
This module is a single-channel switch amplifier from the KFD2 series, engineered for the galvanic isolation and signal conditioning of intrinsically safe circuits originating from hazardous areas. It converts signals from NAMUR sensors or mechanical contacts into a safe, isolated relay output for control systems in non-hazardous environments. The device integrates line fault detection for enhanced system integrity in critical process automation applications.
Technical Specifications:
- SERIES/FAMILY: KFD2-CD-Ex1.30 (K-System)
- COMPONENT TYPE: Single-Channel Switch Amplifier / Signal Conditioner
- ELECTRICAL SPECS:
- SUPPLY VOLTAGE: 20-35V DC
- POWER CONSUMPTION: Approximately 1.5W
- INPUT CIRCUIT: Intrinsically safe, for NAMUR sensors (EN 60947-5-6) or mechanical contacts
- OUTPUT CIRCUIT: 1 x Relay output, changeover contact
- SWITCHING CAPACITY: 250VAC/2A or 30VDC/2A (resistive load)
- INTERFACE/CONTROL:
- INPUT SIGNAL: NAMUR proximity switch or potential-free contact
- OUTPUT SIGNAL: Potential-free relay contact
- FAULT DETECTION: Line fault detection (LFD) for open and short circuits in the field line
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20
- MOUNTING STYLE: 35mm DIN rail mounting
- OPERATING TEMPERATURE: -20 °C to +60 °C
- COMPATIBILITY/APPLICATION:
- CERTIFICATION: ATEX, IECEx for intrinsically safe applications (Ex ia IIC)
- FUNCTION: Galvanic isolation and signal conversion from hazardous area inputs to safe area outputs
- TARGET APPLICATIONS: Process control, chemical plants, oil & gas, pharmaceutical industries requiring intrinsically safe signal processing