PRODUCT DESCRIPTION
PEPPERL & FUCHS 3236760017 - Intrinsic Safety Barrier, 2-Channel Switch Repeater
This device is an intrinsic safety barrier from the K-System family, engineered to provide galvanic isolation and signal conditioning for binary inputs originating from hazardous areas. It enables the safe interface of NAMUR proximity sensors or mechanical contacts to control systems located in the safe area, ensuring compliance with explosion protection standards.
Technical Specifications:
- SERIES/FAMILY: K-System (KFD2)
- COMPONENT TYPE: Intrinsic Safety Barrier, Switch Repeater
- ELECTRICAL SPECS:
- SUPPLY VOLTAGE: 20-35VDC (via power rail or terminals)
- INPUT TYPE: NAMUR proximity sensors or dry contacts from hazardous area
- OUTPUT TYPE: 2x Relay outputs, changeover contacts (SPDT)
- OUTPUT RATING: Max. 250VAC/125VDC, 2A (resistive load)
- MECHANICAL/PHYSICAL:
- CHANNELS: 2
- FORM FACTOR: Compact DIN rail mountable module
- TERMINATION: Screw terminals
- INTERFACE/CONTROL:
- SIGNAL PROCESSING: Converts binary input signals from hazardous areas to safe area relay outputs
- DIAGNOSTICS: Line fault detection (LFD) for open and short circuits on field wiring
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (for control cabinet installation)
- MOUNTING: 35 mm DIN rail
- HAZARDOUS AREA CERTIFICATION: Ex ia IIC (for Zone 0, 1, 2 applications)
- OPERATING TEMPERATURE: -20 to +60 °C
- COMPATIBILITY/APPLICATION:
- APPLICATION: Interfacing binary sensors (e.g., limit switches, pushbuttons, NAMUR sensors) in hazardous locations to PLCs, DCS, and other safe area control systems
- SAFETY INTEGRITY: Suitable for applications up to SIL 2 (IEC 61508)