English
Brand/Manufature:
Pepperl+FuchsProduct Origin:
USALead Time:
IN STOCKCondition:
Brand New And 100% OriginalCertificate:
CooFor additional discounts, please contact our five-star sales manager Lisa Lin.
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Description：
The Pepperl+Fuchs KFD2-SOT3-EX1.LB is an extremely reliable switching amplifier (isolation barrier). It is widely used in industrial systems to interface NAMUR sensors or dry contacts with control systems such as PLCs and DCS.
This module provides galvanic isolation, ensuring safe operation in explosive environments while maintaining signal integrity. With integrated line fault detection (LFD) and support for SIL 2 safety applications, it is ideal for safety-critical processes in industries such as oil & gas, chemical processing, and power generation.
Specification：
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Part Number |
KFD2-SOT3-EX1.LB |
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Rated voltage Ur |
19 … 30 V DC |
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Ripple |
≤ 10 % |
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Rated current Ir |
20 … 15 mA |
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Power dissipation |
≤ 1 W (including max output dissipation) |
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Connection |
Terminals 1+, 2+, 3- |
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Rated values |
Acc. to EN 60947-5-6 (NAMUR) |
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Open circuit voltage / Short-circuit current |
Approx. 10 V DC / approx. 8 mA |
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Switching point / Switching hysteresis |
1.2 … 2.1 mA / approx. 0.2 mA |
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Line fault detection |
Breakage I ≤ 0.1 mA, Short-circuit I ≥ 6.5 mA |
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Pulse/Pause ratio |
Min. 100 µs / min. 100 µs |
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Rated voltage Ur |
30 V DC |
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Rated current Ir |
100 mA (short-circuit protected) |
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Response time |
≤ 200 µs |
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Switching frequency |
≤ 5 kHz |
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Ambient temperature |
-20 … 60 °C (-4 … 140 °F) |
Frequently asked questions
Q1: What is the Pepperl+Fuchs KFD2-SOT3-EX1.LB?
A1: It is an intrinsically safe switch amplifier designed to interface field devices in hazardous areas with control systems, ensuring safe signal transmission.
Q2: What is the KFD2-SOT3-EX1.LB rated operating voltage?
A2: The KFD2-SOT3-EX1.LB module operates within a rated voltage range of 19 to 30 V DC.
Q3: What is the KFD2-SOT3-EX1.LB maximum ripple allowed?
A3: The KFD2-SOT3-EX1.LB permissible ripple on the supply voltage is ≤ 10%, ensuring stable operation.
Q4: What is the KFD2-SOT3-EX1.LB rated current?
A4: The KFD2-SOT3-EX1.LB rated current is typically between 15 mA and 20 mA, depending on operating conditions.
Q5: What is the KFD2-SOT3-EX1.LB maximum rated voltage?
A5: The KFD2-SOT3-EX1.LB maximum rated voltage is 30 V DC.
Product Applications
Chemical and Petrochemical Industry: Transmission of liquid level switch and limit switch signals in flammable and explosive areas.
Oil and Gas Industry: Connection of safety circuits in process control.
Pharmaceutical Plants and Factory : Signal transmission of sensors in hazardous environments, monitoring of conveying systems.
Payment & Delivery
Payment Term: T/T
Lead Time: Usually 2-3 days
Our Brands Series
① ABB: AC800M, AC800F, AC31, 800xA, Bailey INFI 90, DSQC robot, Advant OCS, H&B Freelance
② Bently Nevada: 3500 Monitoring, 3300 Monitoring, 3300 XL 8mm Proximity Transducer, 330180 Proximity
③ Honeywell: Alcont, Experion LS, Experion PKS, Experion HS, Plant Scape, TDC2000, TDC3000, TPS
④ GE: IS200/DS200 series Excitation system card, IC693/IC695/IC697/IC698/IC200/IC660/IC670 CPU module
⑤ Triconex: 3805E , 3504E , 3706A , 4210 , 4351B , 8110 , 3501E , 3664
⑥ Siemens: MICROMASTER, Simadyn, Simatic S5, Simatic S7, SIMODRIVE, SIMOVERT, SINAMICS, Texas Instruments
⑦ Emerson: DeltaV, Ovation, EPRO
⑧ Schneider: Quantum 140 series, Modicon Premium
⑨ HIMA: F8650X, F7105A , F6217 , F3237 , F3330 , F8628X ,F6205
⑩ Invensys Foxboro: FCP270, FCP280, CP30B, FBMSSW, FBMSVH, P0903CV, FCM10E
Key Advantages of Choosing Us
All products are 100% new and original
Competitive pricing and large in-stock inventory
Fast worldwide delivery and secure packaging
12-month warranty and professional after-sales support
Responsive customer service — inquiries answered within 24 hours
Amikon sells new and surplus products and develops channels to purchase such products.
This site is not approved or endorsed by any of the listed manufacturers or trademarks.
Amikon is not an authorized distributor, dealer or representative of the products displayed on this site.
All product names, trademarks, brands and logos used on this site are the property of their respective owners.
The description, illustration or sale of products under these names, trademarks, brands and logos is for identification purposes only and is not intended to indicate any affiliation with or authorization by any rights holder.
For additional discounts, please contact our five-star sales manager Lisa Lin.
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For additional discounts, please contact our five-star sales manager Lisa Lin.
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