ОПИСАНИЕ ПРОДУКТА
PEPPERL & FUCHS 303047 - K-System Intrinsic Safety Barrier, Switch Repeater
This K-System intrinsic safety barrier, identified as KFD2-SR2-EX1.W, provides two-channel galvanic isolation and signal conditioning for digital inputs originating from hazardous areas. Engineered for interfacing NAMUR sensors or mechanical contacts in Zone 0, 1, or 2 with safe area control systems, it ensures robust explosion protection (Ex ia IIC) and reliable signal transmission. The unit integrates line fault detection for enhanced system integrity and diagnostic capabilities.
Technical Specifications:
- SERIES/FAMILY: K-System (KFD2)
- COMPONENT TYPE: Intrinsic Safety Barrier, Switch Repeater
- MODEL IDENTIFIER: KFD2-SR2-EX1.W
- ELECTRICAL SPECS: 24VDC Nominal Supply (19.2V to 30V Operating Range) Hazardous Area Output Parameters (per channel): Uo = 9.6V, Io = 10mA, Po = 24mW
- MECHANICAL/PHYSICAL: 2-Channel Configuration DIN Rail Mount (35mm)
- INTERFACE/CONTROL: Input from Hazardous Area (NAMUR Sensor or Mechanical Contact) Output to Safe Area (2x SPDT Relay, configurable NO/NC) Integrated Line Fault Detection (Wire-break and Short-circuit)
- ENVIRONMENTAL/MOUNTING: IP20 Enclosure Protection Operating Temperature Range: -20 °C to +60 °C Hazardous Area Classification: Ex ia IIC T4/T6
- COMPATIBILITY/APPLICATION: Interfacing field devices in Zone 0, 1, or 2 with PLCs/DCS in safe areas Critical process automation, chemical, oil & gas, and pharmaceutical industries requiring explosion protection.