PRODUCT DESCRIPTION
PEPPERL & FUCHS 089268 - Intrinsically Safe Switch Amplifier
This K-System series intrinsically safe switch amplifier is engineered for reliable signal conditioning and galvanic isolation between hazardous area field devices and safe area control systems. It provides two independent channels for connecting NAMUR sensors or mechanical contacts, ensuring robust signal transmission, line fault detection, and intrinsic safety compliance for critical process automation applications.
Technical Specifications:
- SERIES/FAMILY: K-System (KFD2-SR2-EX1.W)
- COMPONENT TYPE: Intrinsically Safe Switch Amplifier
- ELECTRICAL SPECS:
- SUPPLY VOLTAGE: 20-35V DC (Nominal 24V DC)
- INPUT: 2-channel, for NAMUR proximity sensors or mechanical contacts
- OUTPUT: 2 x Changeover Relay Contacts (SPDT), rated for up to 250V AC / 2A or 125V DC / 0.2A
- INTERFACE/CONTROL:
- INPUT CIRCUIT: Intrinsically safe, compliant with EN 60079-11
- DIAGNOSTICS: Line fault detection (LFD) for open and short circuits
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20
- MOUNTING: 35mm DIN rail mounting
- OPERATING TEMPERATURE: -20 to +60 °C
- COMPATIBILITY/APPLICATION:
- HAZARDOUS AREA CLASSIFICATION: Ex ia IIC T4 Ga, Ex ia IIB T4 Gb, Ex ia IIIC T135°C Da (for connecting devices in Zone 0, 1, 2, 20, 21, 22)
- TARGET SYSTEMS: Process control systems (PLC, DCS, SIS)
- FUNCTION: Signal conditioning, galvanic isolation, and intrinsic safety barrier for field devices in hazardous locations