ОПИСАНИЕ ПРОДУКТА
PEPPERL & FUCHS 126971 - K-System Intrinsic Safety Barrier Switch Amplifier
This K-System intrinsic safety barrier functions as a switch amplifier and solenoid driver, engineered for reliable control of field devices located in hazardous areas. It provides galvanic isolation between the safe and hazardous areas, ensuring explosion protection for solenoid valves, sounders, and indicators in process automation applications.
Technical Specifications:
- SERIES/FAMILY: K-System (KFD2)
- COMPONENT TYPE: Intrinsic Safety Barrier, Switch Amplifier / Solenoid Driver
- ELECTRICAL SPECS:
- SUPPLY VOLTAGE: 20-35 VDC
- INPUT: 1-channel digital input from safe area
- OUTPUT: 1-channel intrinsically safe output to hazardous area
- OUTPUT CHARACTERISTICS (Ex ia IIC): Uo = 25.2 V, Io = 90 mA, Po = 567 mW
- SWITCHING FREQUENCY: Up to 5 kHz
- GALVANIC ISOLATION: Input, Output, and Power Supply
- MECHANICAL/PHYSICAL:
- FORM FACTOR: Compact DIN rail module
- INTERFACE/CONTROL:
- SIGNAL INPUT: Control input from safe area (e.g., dry contact or active signal)
- SIGNAL OUTPUT: Intrinsically safe output to hazardous area load
- DIAGNOSTICS: Status LEDs for power, switching state, and fault indication
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20
- MOUNTING: 35 mm DIN rail
- OPERATING TEMPERATURE: -20 to +60 °C
- COOLING: Natural convection
- COMPATIBILITY/APPLICATION:
- HAZARDOUS AREA CERTIFICATION: ATEX, IECEx, UL, FM (e.g., Ex ia IIC, Ex ib IIC, Ex ic IIC)
- TARGET APPLICATIONS: Driving solenoid valves, sounders, and indicators in Zone 0, 1, and 2 hazardous locations
- SYSTEM INTEGRATION: Compatible with PLC, DCS, and ESD systems for process control
