PRODUCT DESCRIPTION
PEPPERL & FUCHS 124313 (KFD2-SR2-EX1.W) - Intrinsic Safety Barrier, Switch Repeater
This K-System intrinsic safety barrier provides galvanic isolation and signal conditioning for the reliable interface of hazardous area field devices with safe area control systems. It is engineered for applications requiring high integrity signal transmission from NAMUR sensors or mechanical contacts in Zone 0, 1, or 2 environments to PLCs or DCS systems, ensuring compliance with explosion protection standards.
Technical Specifications:
- SERIES/FAMILY: K-System (KFD2)
- COMPONENT TYPE: Intrinsic Safety Barrier, Switch Repeater
- ELECTRICAL SPECS:
- SUPPLY VOLTAGE: 20-35 VDC (24 VDC nominal)
- CHANNELS: 2-channel
- INPUT TYPE: NAMUR proximity switch or mechanical contact
- OUTPUT TYPE: 2 x Relay (changeover contact)
- SAFETY INTEGRITY: Up to SIL2/SIL3 capable (depending on architecture)
- INTERFACE/CONTROL:
- ISOLATION: Galvanic isolation between input, output, and power supply
- FAULT DETECTION: Line fault detection (LFD) for open and short circuits
- ENVIRONMENTAL/MOUNTING:
- HAZARDOUS AREA CLASSIFICATION: Ex ia IIC (for connection to Zone 0, 1, 2)
- PROTECTION RATING: IP20
- MOUNTING: DIN-rail mount
- OPERATING TEMPERATURE: -20 °C to +60 °C
- COMPATIBILITY/APPLICATION:
- FIELD DEVICES: Compatible with NAMUR sensors and dry contacts
- CONTROL SYSTEMS: Interfaces with PLCs, DCS, and other safe area control equipment
- INDUSTRIES: Process automation, chemical, pharmaceutical, oil & gas