ОПИСАНИЕ ПРОДУКТА
PEPPERL & FUCHS 129200 - Intrinsic Safety Barrier - 2-Channel Switch Amplifier
This K-System intrinsic safety barrier, a 2-channel switch amplifier, is engineered to interface NAMUR proximity sensors or potential-free contacts located in hazardous areas with control systems in safe areas. It provides galvanic isolation and intrinsic safety protection, ensuring reliable signal transmission and compliance with international hazardous area classifications for critical process automation applications.
Technical Specifications:
- SERIES/FAMILY: K-System (KFD2)
- COMPONENT TYPE: Intrinsic Safety Barrier, Switch Amplifier
- CHANNELS: 2-channel
- ELECTRICAL SPECS:
- SUPPLY VOLTAGE: 20-35V DC
- POWER CONSUMPTION: 1.5W typical
- INPUT TYPE: NAMUR proximity sensors or potential-free contacts from hazardous area
- OUTPUT TYPE: 2 x Relay outputs (changeover contacts) to safe area
- SAFETY CLASSIFICATION:
- HAZARDOUS AREA: Ex ia IIC, Ex ia IIB (specific certifications like ATEX, IECEx, UL, FM apply)
- SAFETY INTEGRITY LEVEL: SIL 2 (according to IEC 61508)
- INTERFACE/CONTROL:
- SIGNAL INPUT: Two independent channels for hazardous area devices
- SIGNAL OUTPUT: Two independent relay outputs for safe area control systems
- DIAGNOSTICS: Line fault detection (wire break, short circuit)
- INDICATORS: LEDs for switching state and fault conditions
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20
- MOUNTING STYLE: 35mm DIN rail mounting
- OPERATING TEMPERATURE: -20 to +60 °C (-4 to +140 °F)
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: Distributed Control Systems (DCS), Programmable Logic Controllers (PLC), Emergency Shutdown Systems (ESD)
- APPLICATIONS: Process industries including chemical, petrochemical, oil & gas, pharmaceutical, and power generation, requiring intrinsically safe signal conditioning.