ОПИСАНИЕ ПРОДУКТА
PEPPERL & FUCHS 275518 - Intrinsic Safety Barrier Switch Amplifier
This device is a single-channel intrinsic safety barrier from the K-System series, engineered to provide galvanic isolation and power to NAMUR proximity sensors or mechanical contacts located in hazardous areas. It converts the sensor signal into a safe-area relay output, ensuring compliance with explosion protection directives for process control and safety instrumented systems.
Technical Specifications:
- SERIES/FAMILY: K-System (KFD2-CD-EX1.32)
- COMPONENT TYPE: Intrinsic Safety Barrier, Switch Amplifier
- ELECTRICAL SPECS:
- Supply Voltage: 20-35V DC (Nominal 24V DC)
- Input Current: 8 mA (typical)
- Output: 1-channel relay (changeover contact)
- Output Rating: Up to 250VAC/2A or 30VDC/2A (resistive load)
- Power Consumption: < 1.5W
- INTERFACE/CONTROL:
- Input Signal: 1-channel for NAMUR sensors (EN 60947-5-6) or dry contacts
- Output Signal: Potential-free relay contact
- Fault Detection: Line fault detection (wire break, short circuit)
- ENVIRONMENTAL/MOUNTING:
- Hazardous Area Classification: Ex ia IIC, Ex ib IIC, Ex ia IIB, Ex ib IIB (for connection to Zone 0, 1, 2)
- Operating Temperature: -20 °C to +60 °C
- Protection Rating: IP20
- Mounting: 35mm DIN-rail
- COMPATIBILITY/APPLICATION:
- Target Systems: Process automation, chemical plants, oil & gas, pharmaceuticals
- Function: Signal conditioning and isolation for hazardous area instrumentation
- Safety Compliance: Suitable for applications up to SIL 2 (IEC 61508)