ОПИСАНИЕ ПРОДУКТА
PEPPERL & FUCHS 70109007 - Isolated Barrier Switch Amplifier
The PEPPERL & FUCHS 70109007, corresponding to the KFD2-SR2-EX1.W model, is a two-channel K-System isolated barrier designed for intrinsic safety applications. It provides reliable signal conditioning and galvanic isolation between hazardous area field devices, such as NAMUR proximity sensors or mechanical contacts, and safe area control systems. This module ensures operational integrity and compliance with explosion protection standards in critical process automation environments.
Technical Specifications:
- SERIES/FAMILY: K-System (KFD2)
- COMPONENT TYPE: Isolated Barrier, Switch Amplifier, Relay Output
- ELECTRICAL SPECS:
- SUPPLY VOLTAGE: 20-35 VDC
- POWER CONSUMPTION: 2.5 W (typical)
- OUTPUT: 2 x SPDT potential-free relay contacts
- SWITCHING CAPACITY: 250 VAC/2 A/500 VA 125 VDC/2 A/60 W (resistive load)
- INTERFACE/CONTROL:
- INPUT: 2 channels for NAMUR proximity sensors or mechanical contacts from hazardous area
- OUTPUT: 2 relay outputs for safe area control systems
- DIAGNOSTICS: Line fault detection (LFD) for open or short circuit in the field circuit
- INDICATORS: Power (green), Switch state (yellow), Fault (red)
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20
- MOUNTING: 35 mm DIN rail
- OPERATING TEMPERATURE: -20 °C to +60 °C
- EXPLOSION PROTECTION: Intrinsically safe input circuits for hazardous areas (e.g., Zone 0, 1, 2)
- COMPATIBILITY/APPLICATION:
- APPLICATION: Signal conditioning and galvanic isolation for hazardous area sensors
- TARGET SYSTEMS: Process Control Systems (PCS), Distributed Control Systems (DCS), Safety Instrumented Systems (SIS), Programmable Logic Controllers (PLCs)
- INDUSTRIES: Chemical, Oil & Gas, Pharmaceutical, Power Generation
