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Pepperl+Fuchs KFD2-UFC-Ex1.D
by Pepperl+Fuchs
Read verified buyer reviews ↓OverviewThe Pepperl+Fuchs KFD2-UFC-Ex1.D is a cutting-edge universal frequency converter and trip amplifier, specifically engineered for the rigorous demands of industrial process control. This resilient device plays a vital role in securely interfacing signals from hazardous locations, transforming raw digital pulse signals from NAMUR sensors or mechanical contacts into highly precise, proportional analog current outputs (0/4–20 mA). Beyond its accurate conversion capabilities, it incorporates two integrated relay outputs, providing essential alarm and trip functions. This makes the KFD2-UFC-Ex1.D a crucial element for applications such as frequency-to-current conversion in flow measurement, critical speed monitoring, and advanced flow signal conditioning, ensuring operational safety and effectiveness. Prioritizing safety, this unit holds SIL 2 functional safety certification in compliance with the strict IEC 61508/61511 standards. Its compact and sturdy design is optimized for effortless DIN rail mounting within industrial control panels, facilitating smooth integration into both existing and new systems. The KFD2-UFC-Ex1.D represents a dependable and high-performance solution for demanding hazardous area signal processing requirements.Key Features Flexible Signal Input: Compatible with NAMUR sensors or dry contacts for wide application adaptability. Broad Frequency Range: Processes signals from 0.001 Hz to 5,000 Hz, accommodating various operational speeds. Configurable Analog Output: Delivers precise 0–20 mA or 4–20 mA analog current outputs for seamless integration with control systems. Reliable Switching Capabilities: Includes two relay contacts for critical trip alarms and one transistor output for additional control. Efficient Power Supply: Operates on a 24 V DC power supply, conveniently supplied via Power Rail or terminal connections. Rapid Response Time: Ensures an analog output response time of less than 100 ms for real-time process monitoring. Advanced Safety Integrity: SIL 2 (SC3) rated according to IEC/EN 61508, guaranteeing high levels of functional safety. Integrated Line Fault Detection (LFD): Features open/short-circuit detection for enhanced diagnostic capabilities and operational reliability. Durable Protection Class: IP20 protection class ensures fundamental ingress protection for industrial environments. Convenient Mounting: Designed for easy and secure DIN rail mounting, simplifying installation and maintenance. Technical Specifications Model Number: KFD2-UFC-Ex1.D Manufacturer Part Number: 231194 Input Signal: NAMUR sensor or mechanical contact Output: Analog: 0/4–20 mA; Relay: 250 V AC / 2 A, 40 V DC / 2 A (resistive); Transistor: Passive open collector Power Consumption: Approximately 2.2 W Operating Temperature: -20 °C to +60 °C Dimensions: 40 mm (W) × 119 mm (H) × 115 mm (D) Weight: Approximately 180 g ApplicationsThe Pepperl+Fuchs KFD2-UFC-Ex1.D is a highly versatile component suitable for a broad spectrum of industrial applications that demand precise frequency-to-current conversion and signal conditioning in hazardous surroundings. Its adaptability and robust safety features make it ideal for: Flow Measurement Systems: Essential for accurate frequency-to-current conversion in various flow metering applications. Rotational Speed Monitoring: Crucial for overseeing equipment speed with integrated trip alarms to prevent overspeed or underspeed conditions. Pulse Monitoring in Process Automation: Provides dependable conversion and monitoring of pulse signals within complex automated processes. Hazardous Area Signal Conversion: Ensures secure and compliant signal processing from hazardous locations, adhering to stringent safety protocols. Why ChooseThe Pepperl+Fuchs KFD2-UFC-Ex1.D stands out as an excellent choice for industrial applications due to its unmatched combination of accuracy, safety, and straightforward integration. Choosing this universal frequency converter ensures optimal performance in the most demanding environments.Order NowEnhance your industrial control systems with the precision and safety of the Pepperl+Fuchs KFD2-UFC-Ex1.D. Contact us today to place your order or to learn more about how this advanced frequency converter can benefit your operations.FAQHow does the KFD2-UFC-Ex1.D ensure safety in hazardous areas?The unit is SIL 2 certified according to IEC 61508/61511 standards, ensuring a high level of functional safety for reliable operation in hazardous environments.What types of input signals can this device process?It is compatible with NAMUR sensors or mechanical contacts, offering flexible input options for various industrial applications.What are the primary output capabilities of this frequency converter?The KFD2-UFC-Ex1.D provides configurable analog current outputs (0/4–20 mA) and features two relay outputs for critical trip alarms, along with a transistor output for additional control.Is the KFD2-UFC-Ex1.D difficult to install?No, it is designed for convenient DIN rail mounting, allowing for easy and secure integration into existing and new industrial control panels.What is the response time for the analog output?The device ensures a rapid analog output response time of less than 100 ms, facilitating real-time process monitoring.
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Pepperl+Fuchs KFD2-UFC-Ex1.D
Overview
This is a genuine Pepperl+Fuchs component from the Isolators & Barriers family. PalmPartsSolution stocks it in new, refurbished, and surplus condition with tested warranty and same-day shipping on in-stock units.
Whether you are sourcing a like-for-like replacement for an existing installation, an emergency spare to keep a line running, or a qualified part for a new build, our team can confirm availability, revision, and lead time before you order.
Key Features
- Genuine Pepperl+Fuchs catalog part
- Tested before shipment
- Backed by PalmPartsSolution warranty
- Cross-reference and revision assistance available
- Compatible with the broader Pepperl+Fuchs automation ecosystem
- Engineered to integrate inside Isolators & Barriers installations
Compatibility
When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your Pepperl+Fuchs equipment. Where applicable, confirm:
- Input/output voltage and current rating
- Communication protocol and network role
- Mounting form factor and footprint
- Operating temperature, humidity, and IP rating
- Required certifications (UL, CE, ATEX, marine, etc.)
Not sure which revision you need? Send us the catalog number on the nameplate and we will confirm the correct match.
Replacement Information
Three ways to source this part through PalmPartsSolution:
- Exact replacement — same Pepperl+Fuchs catalog number, new or refurbished, tested and warrantied
- Form-fit-function equivalent — alternate revision or build that drops in without code changes
- Engineered migration — current-generation Pepperl+Fuchs platform with documented conversion notes for the Isolators & Barriers family
Contact our engineering team if you need help choosing between these tracks.
Technical Specifications
- Model Number: KFD2-UFC-Ex1.D
- Manufacturer Part Number: 231194
- Input Signal: NAMUR sensor or mechanical contact
- Output: Analog: 0/4–20 mA; Relay: 250 V AC / 2 A, 40 V DC / 2 A (resistive); Transistor: Passive open collector
- Power Consumption: Approximately 2.2 W
- Operating Temperature: -20 °C to +60 °C
- Dimensions: 40 mm (W) × 119 mm (H) × 115 mm (D)
- Weight: Approximately 180 g
Applications
The Pepperl+Fuchs KFD2-UFC-Ex1.D is a highly versatile component suitable for a broad spectrum of industrial applications that demand precise frequency-to-current conversion and signal conditioning in hazardous surroundings. Its adaptability and robust safety features make it ideal for:
- Flow Measurement Systems: Essential for accurate frequency-to-current conversion in various flow metering applications.
- Rotational Speed Monitoring: Crucial for overseeing equipment speed with integrated trip alarms to prevent overspeed or underspeed conditions.
- Pulse Monitoring in Process Automation: Provides dependable conversion and monitoring of pulse signals within complex automated processes.
- Hazardous Area Signal Conversion: Ensures secure and compliant signal processing from hazardous locations, adhering to stringent safety protocols.
Why Choose the KFD2-UFC-Ex1.D?
The Pepperl+Fuchs KFD2-UFC-Ex1.D stands out as an excellent choice for industrial applications due to its unmatched combination of accuracy, safety, and straightforward integration. Choosing this universal frequency converter ensures optimal performance in the most demanding environments.
Availability & Shipping
- ▸In stock: KFD2-UFC-Ex1.D ready for immediate dispatch from our Florida warehouse.
- ▸Free USA shipping: FedEx Priority (2–5 business days) and UPS Ground (3–5 business days). Expedited options available at checkout.
- ▸Worldwide delivery: FedEx International Priority (1–5 days), UPS International Priority (3–5 days), and USPS International (5–10 days) — rates calculated at checkout.
- ▸Bulk pricing: Volume discounts on request — contact our sales team for quantity quotes.
- ▸Buy with confidence: Every KFD2-UFC-Ex1.D ships with a 1-Year PALM Parts warranty and a 30-day return window.
Frequently Asked Questions — Pepperl+Fuchs
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New, surplus, and refurbished Pepperl+Fuchs inventory in stock. Request a quote or speak directly with an automation specialist for emergency sourcing.
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Independent Supplier Notice
PALM Parts Solution operates as an independent industrial automation supplier and is not an authorized distributor or affiliate of any listed manufacturer or brand name. Manufacturer trademarks and product names are used solely for identification purposes. Original manufacturer warranties do not apply. All products sold by PALM Parts are backed by our own 1-year warranty.
Product Condition & Firmware
All products are sold as new unless stated otherwise. Original manufacturer packaging may show signs of handling, storage, or shelf wear. Date codes and series may vary from current factory production. PALM Parts does not guarantee the presence, version, or compatibility of any firmware on PLC or automation products.