DESCRIZIONE PRODOTTO
PEPPERL & FUCHS 071798 - KFD2-CD-EX1.32 Intrinsic Safety Barrier Switch Amplifier
This K-System intrinsic safety barrier, model KFD2-CD-EX1.32, is a single-channel switch amplifier engineered for interfacing NAMUR sensors or mechanical contacts located in hazardous areas (Zone 0, 1, 2) with control systems in safe areas. It provides galvanic isolation and two independent relay outputs, ensuring reliable signal transmission and compliance with international safety standards for explosion protection.
Technical Specifications:
- SERIES/FAMILY: K-System (KFD2)
- COMPONENT TYPE: Intrinsic Safety Barrier, Switch Amplifier
- ELECTRICAL SPECS:
- SUPPLY VOLTAGE: 20-35V DC (Nominal 24V DC)
- INPUT: 1-channel for NAMUR proximity sensors (EN 60947-5-6) or dry contacts
- OUTPUT: 2 x SPDT (Single Pole Double Throw) relay outputs
- SWITCHING CAPACITY: 250VAC/2A or 30VDC/2A (resistive load)
- INTERFACE/CONTROL:
- FUNCTION: Signal conditioning, galvanic isolation, line fault detection (LFD)
- CONFIGURATION: Selectable operating modes (NO/NC, energize/de-energize to trip)
- SWITCHING FREQUENCY: Up to 5 kHz
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20
- MOUNTING: 35mm DIN rail
- OPERATING TEMPERATURE: -20°C to +60°C (-4°F to +140°F)
- HAZARDOUS AREA CERTIFICATION: ATEX, IECEx, FM, cULus (for Zone 0, 1, 2 Division 1, 2)
- COMPATIBILITY/APPLICATION:
- FIELD DEVICES: NAMUR sensors, limit switches, pushbuttons in hazardous locations
- CONTROL SYSTEMS: PLCs, DCS, safety instrumented systems (SIS)
- FUNCTIONAL SAFETY: Suitable for applications up to SIL 2/3 (in accordance with IEC 61508)