ОПИСАНИЕ ПРОДУКТА
PEPPERL & FUCHS 205344 - K-System Intrinsic Safety Barrier Switch Repeater
This K-System intrinsic safety barrier, identified by its order number 205344 (KFD2-SR2-EX1.W), functions as a two-channel switch repeater power supply. It provides intrinsically safe power to sensors located in hazardous areas and transmits their discrete signals to the safe area via relay outputs, ensuring galvanic isolation and compliance with explosion protection standards for critical process automation applications.
Technical Specifications:
- SERIES/FAMILY: K-System (KFD2)
- COMPONENT TYPE: Intrinsic Safety Barrier, Switch Repeater Power Supply
- ELECTRICAL SPECS: 20-35VDC Supply Voltage, 1.5W Power Consumption, 2 x Relay Outputs (Changeover Contacts)
- INTERFACE/CONTROL: 2-channel input for NAMUR proximity sensors or mechanical contacts from hazardous area, 2 x relay outputs for safe area control systems
- PERFORMANCE: Switching frequency up to 5 kHz, Line fault detection (short circuit, wire break)
- ENVIRONMENTAL/MOUNTING: IP20 Protection Rating, 35mm DIN Rail Mounting, -20 to +60 °C Operating Temperature
- EXPLOSION PROTECTION: ATEX, IECEx, FM, cULus certified for [Ex ia Ga] IIC, [Ex ia Da] IIIC, [Ex ia Ma] I
- COMPATIBILITY/APPLICATION: Compatible with NAMUR sensors and potential-free contacts, suitable for process control, safety instrumented systems (SIS) up to SIL 2 (IEC 61508), and hazardous area monitoring.