ОПИСАНИЕ ПРОДУКТА
PEPPERL & FUCHS 200877 - KFD2-SR2-EX1.W.SM Intrinsically Safe Switch Amplifier
The PEPPERL & FUCHS KFD2-SR2-EX1.W.SM is a K-System series intrinsically safe switch amplifier, engineered for signal conditioning and galvanic isolation of discrete inputs from hazardous areas. It facilitates the interface between field devices in Zone 0/1/2 and control systems, ensuring compliance with functional safety standards for process automation and safety instrumented systems (SIS).
Technical Specifications:
- SERIES/FAMILY: K-System (KFD2 Series)
- COMPONENT TYPE: Intrinsically Safe Switch Amplifier
- ELECTRICAL SPECS:
- SUPPLY VOLTAGE: 19-30VDC or 20-90VDC / 20-253VAC (Wide Range)
- POWER CONSUMPTION: 1.5W (typical)
- INPUT SIGNAL: NAMUR sensor or mechanical contact (2 channels)
- OUTPUT SIGNAL: 2 x Relay Output (each with 2 Normally Open contacts)
- SWITCHING CAPACITY: 250VAC/2A or 30VDC/2A (resistive load)
- INTERFACE/CONTROL:
- INPUT CHANNELS: 2 independent intrinsically safe input channels
- OUTPUT CHANNELS: 2 independent relay output channels
- INDICATORS: LED for operation, fault, and switching state per channel
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20
- OPERATING TEMPERATURE: -20°C to +60°C
- MOUNTING STYLE: 35mm DIN Rail
- TERMINALS: Screw Terminals
- COMPATIBILITY/APPLICATION:
- HAZARDOUS AREA CLASSIFICATION: Zone 0, 1, 2 (Gas) Zone 20, 21, 22 (Dust)
- FUNCTIONAL SAFETY: Up to SIL 2 (IEC 61508)
- TARGET APPLICATIONS: Process automation, safety instrumented systems (SIS), interface for field devices in hazardous locations