ОПИСАНИЕ ПРОДУКТА
PEPPERL & FUCHS 089250 (KFD2-SR2-EX1.W.SM) - Safety Relay with Intrinsically Safe Input
This K-System module functions as a safety relay with an intrinsically safe input, designed for critical applications in hazardous environments. It provides galvanic isolation between the hazardous area and the safe area, ensuring energy limitation to connected field devices. The unit integrates safety-related switching functions with comprehensive diagnostic capabilities for system integrity.
Technical Specifications:
- SERIES/FAMILY: K-System (KFD2)
- COMPONENT TYPE: Safety Relay with Intrinsically Safe Input
- ELECTRICAL SPECS:
- NOMINAL SUPPLY VOLTAGE: 24 VDC (Operating range: 19.2 VDC to 30 VDC)
- POWER CONSUMPTION: Approximately 1.5 W
- INPUT TYPE: Intrinsically safe input for NAMUR sensors or dry contacts
- OUTPUT TYPE: 2 Normally Open (NO) potential-free relay contacts
- SWITCHING CAPACITY: 250 VAC / 2 A (resistive load), 30 VDC / 2 A (resistive load)
- INTERFACE/CONTROL:
- INPUT SIGNAL: NAMUR sensor (EN 60947-5-6) or mechanical contact
- OUTPUT SIGNAL: Relay contact closure for safety-related circuits
- DIAGNOSTICS: Integrated wire break and short circuit detection for input line
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20
- MOUNTING: 35 mm DIN rail per EN 60715
- OPERATING TEMPERATURE: -20 °C to +60 °C (-4 °F to +140 °F)
- STORAGE TEMPERATURE: -40 °C to +85 °C (-40 °F to +185 °F)
- COMPATIBILITY/APPLICATION:
- HAZARDOUS AREA CERTIFICATION: ATEX, IECEx, UL, cUL, FM, KOSHA
- APPLICATION: Emergency Shutdown (ESD) systems, Fire and Gas (F&G) systems, process control in hazardous locations (Zone 0, 1, 2)
- COMPATIBLE DEVICES: NAMUR proximity switches, mechanical switches, and other intrinsically safe field devices
- FUNCTIONAL SAFETY: Up to SIL 2 (IEC 61508) for safety-related applications
