PRODUCT DESCRIPTION
PEPPERL & FUCHS 2407990012 - K-System Intrinsic Safety Barrier
The PEPPERL & FUCHS 2407990012 is a K-System intrinsic safety barrier engineered for reliable signal conditioning and galvanic isolation between hazardous and safe areas. It facilitates the connection of 2-wire field devices located in Zone 0, 1, or 2 to control systems in non-hazardous environments, ensuring compliance with intrinsic safety standards. This 2-channel module provides precise 4-20mA signal conversion and comprehensive line fault monitoring for critical process automation applications.
Technical Specifications:
- SERIES/FAMILY: K-System (KFD2)
- COMPONENT TYPE: Intrinsic Safety Barrier, 2-Channel Transmitter Supply and Input Module
- ELECTRICAL SPECS:
- SUPPLY VOLTAGE: 20-35VDC
- INPUT SIGNAL: 4-20mA from 2-wire transmitter (hazardous area)
- OUTPUT SIGNAL: 4-20mA (safe area)
- HAZARDOUS AREA OUTPUT VOLTAGE (Uo): 25.2V
- HAZARDOUS AREA OUTPUT CURRENT (Io): 93mA
- HAZARDOUS AREA OUTPUT POWER (Po): 0.59W
- POWER DISSIPATION: Approximately 1.5W per channel (at 24VDC supply)
- MECHANICAL/PHYSICAL:
- FORM FACTOR: Compact DIN rail mountable module
- WIDTH: 20 mm
- INTERFACE/CONTROL:
- ISOLATION: Galvanic isolation between input, output, and power supply
- DIAGNOSTICS: Line fault detection (LFD) for open and short circuits in the field loop
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (for control cabinet installation)
- MOUNTING: 35mm DIN rail
- OPERATING TEMPERATURE: -20 °C to +60 °C
- COMPATIBILITY/APPLICATION:
- HAZARDOUS AREA CLASSIFICATION: ATEX, IECEx, cULus certified for Zone 0, 1, 2 (gas) and Zone 20, 21, 22 (dust)
- TARGET SYSTEMS: Integration with PLC, DCS, and SCADA systems
- APPLICATIONS: Process control loops in chemical, petrochemical, oil & gas, pharmaceutical, and power generation industries