PRODUCT DESCRIPTION
PEPPERL & FUCHS 225696 - KFD2-CD-EX1.32 Intrinsic Safety Barrier Switch Amplifier
This K-System intrinsic safety barrier, identified as KFD2-CD-EX1.32, functions as a switch amplifier designed for the safe control of hazardous area devices. It provides galvanic isolation between the safe area control system and field devices such as solenoid valves or alarms located in Zone 0, 1, or 2 environments. The module ensures intrinsically safe operation by limiting energy transfer to the hazardous area, preventing ignition of explosive atmospheres.
Technical Specifications:
- SERIES/FAMILY: K-System (KFD2)
- COMPONENT TYPE: Intrinsic Safety Barrier / Switch Amplifier
- ELECTRICAL SPECS:
- SUPPLY VOLTAGE: 20-35 VDC (Nominal 24 VDC)
- POWER CONSUMPTION: Approximately 1.5 W
- OUTPUT TYPE: Intrinsically Safe Switching Output
- OUTPUT VOLTAGE: Max. 25 V (for hazardous area load)
- OUTPUT CURRENT: Max. 42 mA (for hazardous area load)
- INTERFACE/CONTROL:
- INPUT: Digital control signal from safe area (e.g., PLC output)
- OUTPUT: Single channel, intrinsically safe output to hazardous area device
- INDICATORS: Power LED, Switching State LED, Fault LED
- CONFIGURATION: DIP switches for operating mode selection (e.g., normally open/closed, line fault detection)
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20
- MOUNTING: 35 mm DIN Rail
- OPERATING TEMPERATURE: -20 to +60 °C
- COOLING: Natural Convection
- COMPATIBILITY/APPLICATION:
- HAZARDOUS AREA CLASSIFICATION: Ex ia IIC, Ex ib IIC (for connection to Zone 0, 1, 2)
- TARGET DEVICES: Solenoid valves, alarms, LED indicators, and other simple loads in hazardous areas
- SAFETY INTEGRITY LEVEL: Suitable for applications up to SIL 2 (IEC 61508)
- ISOLATION: Galvanic isolation between input, output, and power supply