Pepperl+Fuchs KFU8-SR-Ex1.W.LB Switch Amplifier 1-Channel Isolated Barrier NAMUR Relay Output SIL2 ATEX for Hazardous Area

Name: Pepperl+Fuchs KFU8-SR-Ex1.W.LB Switch Amplifier 1-Channel Isolated Barrier NAMUR Relay Output SIL2 ATEX for Hazardous Area
Brand: Shenzhen Hengyo Power Technology Co., Limited
SKU: KFU8-SR-Ex1.W.LB
Availability: InStock

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Pepperl+Fuchs KFU8-SR-Ex1.W.LB Switch Amplifier 1-Channel Isolated Barrier NAMUR Relay Output SIL2 ATEX for Hazardous Area

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Product Details:

Place of Origin:	Singapore
Brand Name:	Pepperl+Fuchs
Certification:	CE SIL2
Model Number:	KFU8-SR-Ex1.W.LB

Payment & Shipping Terms:

Minimum Order Quantity:	1
Price:	negotiable
Packaging Details:	P+F original package
Delivery Time:	In stock
Payment Terms:	T/T,Western Union
Supply Ability:	500pcs/month

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Pepperl+Fuchs KFU8-SR-Ex1.W.LB Switch Amplifier 1-Channel Isolated Barrier NAMUR Relay Output SIL2 ATEX for Hazardous Area

Description

Condition:

P+F Original Brand New

Warranty:

One Year

Application:

Used For Intrinsic Safety Applications

Shipping Way:

DHL FedEx

Highlight:

Pepperl Fuchs safety barrier switch amplifier

intrinsic safety barrier KFU8-SR-Ex1

safety barrier amplifier with warranty

Pepperl+Fuchs KFU8-SR-Ex1.W.LB Switch Amplifier

The Pepperl+Fuchs KFU8-SR-Ex1.W.LB is a 1-channel isolated barrier switch amplifier from the K-System, designed for intrinsic safety applications in hazardous areas. It transfers digital signals from NAMUR sensors or dry contact mechanical switches from hazardous to safe areas with relay contact output.

Key Specifications

Model	KFU8-SR-Ex1.W.LB
Product Type	Switch Amplifier / 1-Channel Isolated Barrier
Input Types	NAMUR (acc. to EN 60947-5-6) or Dry Contact
Output I	Relay Signal Output (Form C changeover)
Output II	Relay Signal or Fault Message Output
Supply Voltage	19-30V DC / 90-253V AC 50-60Hz
Safety Rating	SIL 2 (SC 3) acc. to IEC/EN 61508
Line Fault Detection	Yes (breakage ≤0.1mA, short-circuit >6mA)
Ambient Temperature	-40°C to 60°C (extendable to 70°C)
Dimensions	20 x 119 x 115 mm (B2 housing)

Key Features

Intrinsic Safety & Hazardous Area Protection

Ex ia input protection suitable for Zone 0/1/2 hazardous areas
ATEX, IECEx, and UL certifications for global compliance
Comprehensive safety markings for explosive atmospheres

Functional Safety (SIL 2 Certified)

SIL 2 (SC 3) certified according to IEC/EN 61508
TUV Rheinland Functional Safety Certificate: 968/FSP 2319.00/22
Suitable for safety-related applications in process industries

Universal Power Supply

Wide-range input: 19-30V DC OR 90-253V AC (50-60Hz)
Eliminates need for separate DC power supplies
Compatible with global power systems

Line Fault Detection (LFD)

Monitors field circuit for wire breakage (I ≤ 0.1 mA) and short-circuit (I > 6 mA)
Provides diagnostic indication for preventive maintenance
Fault relay output for remote error indication

Flexible Configuration

DIP switch configuration for easy setup
Switch S1: Reverses normal output state
Switch S2: Switches output II between signal or fault message
Switch S3: Enables/disables Line Fault Detection

Applications

Oil & Gas	Level monitoring, flow control, valve position feedback in hazardous areas
Chemical / Pharmaceutical	Tank level measurement, reactor monitoring, process control
Power Generation	Turbine monitoring, boiler control, coal handling systems
Mining	Conveyor monitoring, equipment control in explosive atmospheres
Water/Wastewater	Pump control, level switching in potentially explosive environments

Certifications & Compliance

ATEX	FIDI 22 ATEX 0029X
IECEx	IECEx FIDI 22.0003X
SIL 2	968/FSP 2319.00/22 (TUV Rheinland)
UL/cULus	E106378
CCC Ex	2023322316005169
DNV Marine	TAA00001WX
RoHS & CE	Compliant

Technical Support

Contact us for technical specifications, complete datasheets, volume pricing, installation guidance, functional safety documentation, and application engineering support.

Overall Rating

5.0

Based on 50 reviews for this supplier

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Oscar

United States Dec 24.2025

Helpful (92)

the best seller!

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Panama Jun 4.2024

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Saudi Arabia Nov 9.2020

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Contact Person: Vivian Chan

Tel: +86 13510341645

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