ОПИСАНИЕ ПРОДУКТА
PEPPERL & FUCHS 3261610034 - Intrinsically Safe Switch Amplifier
This K-System series switch amplifier, identified as KFD2-SR2-EX1.W, provides galvanic isolation and signal conditioning for intrinsically safe circuits in hazardous areas. It is engineered to interface NAMUR proximity sensors or mechanical contacts with safe area control systems, featuring integrated line fault detection and dual potential-free relay outputs for reliable process control and safety instrumented functions.
Technical Specifications:
- SERIES/FAMILY: K-System, KFD2 Series
- COMPONENT TYPE: Intrinsically Safe Switch Amplifier / Safety Relay
- ELECTRICAL SPECS:
- SUPPLY VOLTAGE: 24 VDC (nominal)
- INPUT CHANNELS: 2 (for NAMUR sensors per EN 60947-5-6 or dry contacts)
- OUTPUT CHANNELS: 2 x SPDT (Single Pole Double Throw) potential-free relay contacts
- SWITCHING CAPACITY: 250 VAC / 2 A or 30 VDC / 2 A (resistive load)
- INTERFACE/CONTROL:
- INPUT SIGNAL: NAMUR (EN 60947-5-6) or dry contact
- OUTPUT SIGNAL: Relay contact closure
- DIAGNOSTICS: Line fault detection (short circuit, wire break)
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20
- MOUNTING: 35mm DIN rail
- OPERATING TEMPERATURE: -20 °C to +60 °C
- COOLING: Natural convection
- COMPATIBILITY/APPLICATION:
- HAZARDOUS AREA CLASSIFICATION: Intrinsically safe input circuits for Zone 0, 1, 2 (gas) and Zone 20, 21, 22 (dust)
- SAFETY INTEGRITY LEVEL (SIL): Up to SIL 2 (IEC 61508)
- PERFORMANCE LEVEL (PL): Up to PL c (EN ISO 13849-1)
- TARGET SYSTEMS: Process automation, safety instrumented systems (SIS), chemical processing, oil and gas, pharmaceutical manufacturing.