PRODUCT DESCRIPTION
PEPPERL & FUCHS 70122702 - K-System Isolated Barrier Switch Amplifier
This K-System isolated barrier functions as a two-channel switch amplifier, providing intrinsic safety for discrete signals originating from hazardous areas. It conditions signals from NAMUR sensors or mechanical contacts, offering galvanic isolation and relay outputs for reliable integration into safe area control systems. Engineered for process automation applications requiring certified explosion protection.
Technical Specifications:
- SERIES/FAMILY: K-System (KFD2)
- COMPONENT TYPE: Isolated Barrier, Switch Amplifier
- ELECTRICAL SPECS: 20-35VDC Supply Voltage, 1.5W Power Consumption
- INTERFACE/CONTROL: Two-channel input for NAMUR proximity sensors or mechanical contacts, Two normally open (NO) relay outputs
- SAFETY FEATURES: Intrinsic safety according to ATEX, IECEx, FM, cULus for Zone 0, 1, 2 (gas) and Zone 20, 21, 22 (dust) applications, Line fault detection (LFD) for open and short circuits, Galvanic isolation between input, output, and power supply, Safety Integrity Level (SIL) 2 certified
- ENVIRONMENTAL/MOUNTING: DIN rail mounting, IP20 protection rating, Operating temperature range -20 to +60 °C
- COMPATIBILITY/APPLICATION: Interfaces with PLCs, DCS, and other control systems for monitoring field devices in hazardous locations within chemical, oil and gas, pharmaceutical, and power generation industries