ОПИСАНИЕ ПРОДУКТА
PEPPERL & FUCHS 265368 - KFD2-SR2-EX1.W.SM Safety Relay / Switch Amplifier
This K-System series intrinsically safe switch amplifier provides reliable signal conditioning and galvanic isolation for hazardous area applications. It interfaces NAMUR proximity sensors or mechanical contacts from Zone 0, 1, or 2 with safe area control systems, featuring two independent relay outputs and integrated line fault detection for enhanced system integrity. Engineered for process automation and safety instrumented systems requiring SIL 2 compliance.
Technical Specifications:
- SERIES/FAMILY: K-System (KFD2 Series)
- COMPONENT TYPE: Intrinsically Safe Switch Amplifier / Safety Relay
- ELECTRICAL SPECS:
- SUPPLY VOLTAGE: 20-35 VDC
- POWER CONSUMPTION: <= 1.5 W
- INPUT: 1-channel for NAMUR proximity sensors or dry contacts from hazardous areas
- OUTPUT: 2 x Changeover Relay Contacts (SPDT)
- SWITCHING CAPACITY: 250 VAC / 2 A / 500 VA (resistive) 40 VDC / 2 A / 80 W (resistive)
- INTERFACE/CONTROL:
- SIGNAL INPUT: Intrinsically safe circuit for hazardous area devices
- SIGNAL OUTPUT: Potential-free relay contacts for safe area control
- DIAGNOSTICS: Integrated Line Fault Detection (LFD) for open and short circuits
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20
- OPERATING TEMPERATURE: -20 to +60 °C (-4 to +140 °F)
- MOUNTING STYLE: 35mm DIN rail mountable
- TERMINATION: Screw terminals
- COMPATIBILITY/APPLICATION:
- HAZARDOUS AREA CLASSIFICATION: Suitable for Zone 0, 1, 2 (Gas) and Zone 20, 21, 22 (Dust)
- SAFETY INTEGRITY LEVEL (SIL): Certified up to SIL 2 (IEC/EN 61508)
- TARGET SYSTEMS: Process Control Systems (PCS), Distributed Control Systems (DCS), Safety Instrumented Systems (SIS), Emergency Shutdown (ESD)
- CERTIFICATIONS: ATEX, IECEx, FM, cULus
