PRODUCT DESCRIPTION
PEPPERL & FUCHS 70114682 - K-System Isolated Barrier, Switch Amplifier
The PEPPERL & FUCHS 70114682 is a K-System isolated barrier, specifically a two-channel switch amplifier engineered for intrinsic safety applications. It provides galvanic isolation between hazardous and safe areas, facilitating the interface of NAMUR sensors or mechanical contacts from Zone 0, 1, or 2 with conventional control systems. This module ensures signal integrity and explosion protection compliance.
Technical Specifications:
- SERIES/FAMILY: K-System (KFD2-SR2-EX1.W)
- COMPONENT TYPE: Isolated Barrier, Switch Amplifier
- ELECTRICAL SPECS:
- SUPPLY VOLTAGE: 20-35 VDC
- POWER CONSUMPTION: 1.5 W (typical)
- INPUT: 2-channel intrinsically safe input for NAMUR proximity switches or potential-free contacts
- OUTPUT: 2-channel relay output, SPDT (changeover contact)
- INTERFACE/CONTROL:
- SIGNAL TYPE: NAMUR (EN 60947-5-6) or dry contact input
- OUTPUT TYPE: Potential-free relay contacts
- DIAGNOSTICS: Line fault detection (LFD) for open and short circuits
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20
- MOUNTING: 35 mm DIN rail mounting
- OPERATING TEMPERATURE: -20 to +60 °C
- COMPATIBILITY/APPLICATION:
- HAZARDOUS AREA CLASSIFICATION: Zone 0, 1, 2 (Gas) Zone 20, 21, 22 (Dust)
- SAFETY INTEGRITY LEVEL: Up to SIL 2 (IEC 61508)
- CERTIFICATIONS: ATEX, IECEx, UL, cUL, EAC, KOSHA, NEPSI
- TARGET SYSTEMS: Process control systems, PLCs, DCS, safety instrumented systems