ОПИСАНИЕ ПРОДУКТА
PEPPERL & FUCHS 559978 - K-System Intrinsic Safety Barrier, Switch Amplifier
This K-System intrinsic safety barrier, identified as KFD2-CD-EX1.300, provides galvanic isolation and intrinsically safe control for two independent circuits in hazardous areas. It functions as a switch amplifier, enabling the safe operation of solenoid valves, indicator lamps, or other control devices located in Zone 0, 1, or 2 environments from a safe area control system. The unit ensures compliance with explosion protection standards through robust circuit design and certified intrinsic safety parameters.
Technical Specifications:
- SERIES/FAMILY: K-System (KFD2)
- COMPONENT TYPE: Intrinsic Safety Barrier, Switch Amplifier / Solenoid Driver
- ELECTRICAL SPECS:
- SUPPLY VOLTAGE: 20-35VDC (from safe area)
- OUTPUT CHANNELS: 2 (independent)
- OUTPUT TYPE: Intrinsically Safe Switch Output
- OUTPUT VOLTAGE: Approximately 24VDC (open circuit)
- OUTPUT CURRENT: Approximately 40mA (short circuit)
- POWER DISSIPATION: Typically 1.2W
- INTERFACE/CONTROL:
- INPUT: Digital input from safe area control system (e.g., PLC digital output)
- OUTPUT: Intrinsically safe output to hazardous area device
- ISOLATION: Galvanic isolation between input, output, and power supply
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (for control cabinet installation)
- MOUNTING STYLE: 35mm DIN Rail mounting
- OPERATING TEMPERATURE: -20°C to +60°C
- HAZARDOUS AREA CERTIFICATION: Ex ia IIC T4/T6 (for connection to Zone 0, 1, 2)
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: Distributed Control Systems (DCS), Programmable Logic Controllers (PLC), Emergency Shutdown (ESD) systems
- APPLICATIONS: Actuation of solenoid valves, indicator lamps, sounders, and other low-power control devices in chemical, oil & gas, pharmaceutical, and general process industries requiring explosion protection.
