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This isolated barrier from the K-System series is engineered to provide intrinsic safety for discrete signal circuits originating in hazardous areas. It functions as a two-channel switch amplifier, interfacing NAMUR proximity sensors or mechanical contacts with safe area control systems while preventing energy transfer into explosive atmospheres. Its primary application is in process automation for reliable monitoring of discrete signals in classified hazardous locations.
Technical Specifications:
SERIES/FAMILY: K-System (KFD2)
COMPONENT TYPE: Isolated Barrier Switch Amplifier
ELECTRICAL SPECS:
SUPPLY VOLTAGE: 20-35VDC
POWER CONSUMPTION: <= 1.5W at 24VDC
INPUT CHANNELS: Two (2) for hazardous area devices
OUTPUT CHANNELS: Two (2) SPDT relay contacts for safe area control
INTERFACE/CONTROL:
INPUT SIGNAL TYPE: NAMUR proximity switches (EN 60947-5-6) or dry contacts
OUTPUT CONTACT RATING: 253VAC/2A or 30VDC/2A 500VA AC / 60W DC switching power
RESPONSE TIME: <= 20ms
SWITCHING FREQUENCY: 0 to 5 kHz
ENVIRONMENTAL/MOUNTING:
IP RATING: IP20
OPERATING TEMPERATURE: -20 to +60 degrees Celsius
MOUNTING STYLE: 35mm DIN-rail mount
HAZARDOUS AREA CERTIFICATION: ATEX, IECEx, FM, cULus for intrinsic safety applications
COMPATIBILITY/APPLICATION:
APPLICATIONS: Process automation, chemical plants, oil & gas, pharmaceuticals, food & beverage
COMPATIBLE DEVICES: NAMUR sensors, mechanical switches, PLCs, DCS systems
FUNCTION: Intrinsic safety interface for discrete signal monitoring and control
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