The Pepperl+Fuchs KFD2-SL2-EX1.LK (Part Number: 200542) is a two-channel isolated switch amplifier from the Pepperl+Fuchs K-System range.

This intrinsically safe interface module is designed to transfer signals from NAMUR sensors or mechanical contacts installed in hazardous areas to control systems in safe areas. It provides relay outputs and line fault detection for reliable industrial signal monitoring.

Suitable for process automation, instrumentation, and hazardous-area applications.

TECHNICAL SPECIFICATIONS

Brand: Pepperl+Fuchs

Model: KFD2-SL2-EX1.LK

Part Number: 200542

Series: K-System

Product Type: Isolated Switch Amplifier

Channels: 2

Input: NAMUR Sensors / Mechanical Contacts

Output: Relay

Supply Voltage: 19–30 VDC

Maximum Input Voltage (Uo): 28 V

Maximum Output Current (Io): 110 mA

Maximum Output Power (Po): 770 mW

Ambient Temperature: -20°C to +60°C

Mounting: DIN Rail

Safety: Intrinsic Safety / ATEX

KEY FEATURES

Two-channel isolated switch amplifier

Intrinsically safe signal interface

Relay output switching

Line fault detection

Designed for hazardous-area applications

Compact DIN-rail mounting design

APPLICATIONS

Oil and gas industries

Chemical processing plants

Industrial process automation

Hazardous-area instrumentation

NAMUR sensor monitoring

Industrial control panels

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