PRODUCT DESCRIPTION
PEPPERL & FUCHS 2407840003 - K-System Intrinsic Safety Barrier, Switch Repeater
This K-System intrinsic safety barrier is a two-channel switch repeater designed for reliable signal transmission from hazardous areas to safe areas. It provides galvanic isolation and converts signals from NAMUR sensors or mechanical contacts into isolated relay outputs, ensuring explosion protection and process integrity. The module incorporates line fault detection for enhanced system diagnostics in critical industrial environments.
Technical Specifications:
- SERIES/FAMILY: K-System (KFD2)
- COMPONENT TYPE: Intrinsic Safety Barrier, Switch Repeater
- CHANNELS: 2-channel
- INPUT TYPE: NAMUR proximity sensors, mechanical contacts (e.g., limit switches, pushbuttons)
- OUTPUT TYPE: 2 x SPDT (Single Pole Double Throw) Relay, isolated
- SUPPLY VOLTAGE: 20-35V DC
- POWER CONSUMPTION: Approximately 1.5W at 24V DC
- SWITCHING FREQUENCY: Up to 5 kHz
- SAFETY FUNCTION: Intrinsic safety for applications up to Zone 0/20
- DIAGNOSTICS: Line fault detection (LFD) for open and short circuits in the field circuit
- ISOLATION: Galvanic isolation between input, output, and power supply
- MOUNTING: 35mm DIN rail mounting
- ENVIRONMENTAL RATING: IP20
- OPERATING TEMPERATURE: -20°C to +60°C
- CERTIFICATIONS: ATEX, IECEx, FM, cULus for hazardous locations
- COMPATIBILITY/APPLICATION: Integration with PLCs/DCS systems for process control in chemical, petrochemical, pharmaceutical, and oil & gas industries.