ОПИСАНИЕ ПРОДУКТА
PEPPERL & FUCHS 203045 - Intrinsic Safety Barrier - Switch Amplifier
This device is an intrinsic safety barrier from the K-System KFD2 series, engineered for signal conditioning and galvanic isolation. It functions as a switch amplifier, enabling the safe operation of NAMUR sensors or mechanical contacts located in hazardous areas by providing a clean relay output to the safe area. Its primary application is to prevent ignition in explosive atmospheres while ensuring reliable process control.
Technical Specifications:
- SERIES/FAMILY: K-System, KFD2-SR2-EX1.W
- COMPONENT TYPE: Intrinsic Safety Barrier, Switch Amplifier
- ELECTRICAL SPECS:
- SUPPLY VOLTAGE: 20 VDC to 35 VDC
- POWER CONSUMPTION: 1.5 W at 24 VDC
- INPUT: 1-channel NAMUR sensor (EN 60947-5-6) or dry contact
- OUTPUT: 1-channel relay output, SPDT (changeover contact)
- SWITCHING CAPACITY: 250 VAC / 2 A / 500 VA (resistive) 125 VDC / 2 A / 80 W (resistive)
- INTERFACE/CONTROL:
- SIGNAL TYPE: Digital input from hazardous area, relay output to safe area
- FAULT DETECTION: Line fault detection (LFD) for open and short circuits
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20
- MOUNTING: 35 mm DIN rail mount
- OPERATING TEMPERATURE: -20 degrees C to +60 degrees C
- HAZARDOUS AREA CERTIFICATION: ATEX, IECEx, UL (for Zone 0, 1, 2 applications)
- COMPATIBILITY/APPLICATION:
- SENSOR COMPATIBILITY: NAMUR proximity switches, mechanical contacts
- SYSTEM INTEGRATION: Process control systems, safety instrumented systems (SIS)
- INDUSTRY USE: Chemical, petrochemical, oil and gas, pharmaceutical, food and beverage
