PRODUCT DESCRIPTION
PEPPERL & FUCHS 134000 - K-System Intrinsic Safety Barrier, Switch Repeater
This device is an intrinsic safety barrier from the K-System series, engineered to provide galvanic isolation and energy limitation for interfacing conventional control systems with field devices located in hazardous areas. It functions as a two-channel switch repeater, enabling the safe operation of switches, proximity sensors, and other discrete inputs within explosive atmospheres by ensuring compliance with intrinsic safety standards.
Technical Specifications:
- SERIES/FAMILY: K-System (KFD2)
- COMPONENT TYPE: Intrinsic Safety Barrier, Switch Repeater
- FUNCTION: Galvanic isolation and energy limitation for hazardous area applications
- CHANNELS: 2-channel input, 2-channel relay output
- INPUT TYPE: Dry contact or NAMUR proximity switch (EN 60947-5-6)
- OUTPUT TYPE: 2 x SPDT (Single Pole Double Throw) relay outputs
- SUPPLY VOLTAGE: 20-35 VDC
- POWER CONSUMPTION: Approximately 1.5 W
- HAZARDOUS AREA CLASSIFICATION: Ex ia IIC T4 Ga (for connected field devices)
- SAFETY INTEGRITY LEVEL (SIL): Up to SIL 2 (IEC 61508)
- INTERFACE/CONTROL: Screw terminals for input, output, and power connections
- ENVIRONMENTAL/MOUNTING: DIN rail mounting, IP20 protection, operating temperature range -20 to +60 °C
- COMPATIBILITY/APPLICATION: Interfaces with switches, pushbuttons, and NAMUR sensors in Zone 0, 1, 2 hazardous areas suitable for process control, emergency shutdown systems, and safety instrumented systems.