ОПИСАНИЕ ПРОДУКТА
PEPPERL & FUCHS 071795 - K-System Intrinsic Safety Barrier - Switch Repeater
Dual-channel intrinsic safety barrier from the K-System family, designed for galvanic isolation and signal conditioning of discrete signals originating from hazardous areas. It provides reliable interface for NAMUR sensors or mechanical contacts to safe area control systems, ensuring explosion protection and signal integrity in process automation applications.
Technical Specifications:
- SERIES/FAMILY: K-System (KFD2)
- COMPONENT TYPE: Intrinsic Safety Barrier - Switch Repeater
- ELECTRICAL SPECS:
- SUPPLY VOLTAGE: 20-35VDC
- INPUT: 2-wire NAMUR sensors or mechanical contacts from hazardous area
- OUTPUT: 2 x Relay (changeover contact) to safe area
- SWITCHING CAPACITY: 250VAC/2A or 30VDC/2A (resistive load)
- SAFETY PARAMETERS (per channel): Uo = 10.6V, Io = 13mA, Po = 34mW
- INTERFACE/CONTROL:
- SIGNAL TYPE: Discrete (ON/OFF)
- ISOLATION: Galvanic isolation between input, output, and power supply
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20
- OPERATING TEMPERATURE: -20 to +60 °C
- MOUNTING: 35mm DIN rail
- HAZARDOUS AREA CERTIFICATIONS: ATEX, IECEx, UL (e.g., [Ex ia Ga] IIC, [Ex ia Da] IIIC)
- COMPATIBILITY/APPLICATION:
- INTERFACING: Discrete signals from hazardous areas (Zone 0, 1, 2, 20, 21, 22) to safe area control systems (PLCs, DCS)
- SENSOR COMPATIBILITY: NAMUR proximity sensors, limit switches, potential-free contacts