ОПИСАНИЕ ПРОДУКТА
PEPPERL & FUCHS 3261610023 - KFD2-SR2-EX1.W.LB Intrinsic Safety Barrier
This is a 2-channel intrinsic safety barrier from the K-System family, identified by order code 3261610023, engineered for signal conditioning and galvanic isolation of switch inputs from hazardous areas. It integrates line fault detection and provides potential-free relay outputs for safe area control systems, ensuring compliance with intrinsic safety standards for process automation applications.
Technical Specifications:
- SERIES/FAMILY: K-System (KFD2)
- COMPONENT TYPE: Intrinsic Safety Barrier, 2-Channel Switch Amplifier
- ELECTRICAL SPECS:
- SUPPLY VOLTAGE: 20-35VDC
- POWER CONSUMPTION: < 1.5W per channel (typical)
- INPUT: 2x NAMUR proximity sensor or dry contact from hazardous area
- OUTPUT: 2x SPDT Relay (changeover contact) for safe area
- SWITCHING CAPACITY: 250VAC/2A or 30VDC/2A (resistive load)
- INTERFACE/CONTROL:
- SIGNAL INPUT: NAMUR sensor (EN 60947-5-6) or potential-free contact
- OUTPUT TYPE: Potential-free relay contact
- DIAGNOSTICS: Line fault detection (LFD) for open and short circuits on input lines
- INDICATORS: LEDs for power, switching state, and fault status per channel
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20
- OPERATING TEMPERATURE: -20 to +60 °C
- MOUNTING: 35mm DIN rail
- HAZARDOUS AREA APPROVALS: ATEX, IECEx, FM, cULus for Zone 0/1/2, Division 1/2 applications
- COMPATIBILITY/APPLICATION:
- FUNCTION: Galvanic isolation and signal conditioning for intrinsically safe circuits
- CONNECTS: Proximity sensors, mechanical switches, and other potential-free contacts located in hazardous areas
- TARGET SYSTEMS: Distributed Control Systems (DCS), Safety Instrumented Systems (SIS), and Programmable Logic Controllers (PLC) in process industries
