ОПИСАНИЕ ПРОДУКТА
PEPPERL & FUCHS 088833 - Intrinsic Safety Switch Repeater Barrier
This K-System intrinsic safety barrier, identified as KFD2-SR2-EX1.W, provides galvanic isolation and signal conditioning for interfacing switch contacts or NAMUR sensors located in hazardous areas with safe area control systems. It ensures reliable signal transmission while maintaining intrinsic safety for critical process automation applications, including chemical processing, oil and gas, and pharmaceutical manufacturing.
Technical Specifications:
- SERIES/FAMILY: K-System (KFD2-SR2-EX1.W)
- COMPONENT TYPE: Intrinsic Safety Switch Repeater Barrier
- ELECTRICAL SPECS: Supply 20-35V DC Power Consumption <= 1.5W per channel Output Switching Capacity 250VAC/2A, 125VDC/0.2A (resistive load)
- INTERFACE/CONTROL: Input 2-channel NAMUR sensor (EN 60947-5-6) or dry contact Output 2-channel relay (changeover contact) Line fault detection (LFD) for open/short circuit on input lines
- ENVIRONMENTAL/MOUNTING: IP20 Operating Temperature -20°C to +60°C (-4°F to +140°F) 35mm DIN rail mount
- HAZARDOUS AREA APPROVALS: ATEX II (1) GD [Ex ia Ga] IIC, [Ex ia Da] IIIC IECEx [Ex ia Ga] IIC, [Ex ia Da] IIIC UL Class I, Div 1, Groups A, B, C, D
- COMPATIBILITY/APPLICATION: Isolation and signal conditioning for hazardous area field devices Integrates with PLC, DCS, ESD systems Monitors limit switches, proximity sensors, and pushbuttons in Zone 0, 1, 2, 20, 21, 22 environments.