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Specification & Description
| Specification | Description |
|---|---|
| Part Number | KFD2-SH-EX1 |
| Alternative Part Number | KFD2SHEX1 |
| Manufacturer | Pepperl + Fuchs |
| Voltage Supply | 24 V dc |
| Output Current | 16.8 mA |
| Maximum Output Voltage | 40 V ac/dc |
| Protection Level | IP20 |
| Safety Integrity Level | Up to SIL 3 according to IEC/EN 61508 |
| Performance Level | Up to PL d according to EN/ISO 13849-1 |
| Mounting Type | Designed for mounting on a 35 mm DIN mounting rail according to EN 60715 |
| Operating Conditions | Must be installed and operated only in a controlled environment ensuring a pollution degree 2 |
| Intrinsically Safe | Yes, for operating intrinsically safe field devices in hazardous areas |
| Zone Rating | Suitable for electrical apparatus for hazardous areas of Zone 2 |
| Functional Safety | Compliant with IEC/EN 61508, part 1 – 2, edition 2010 |
| Machinery Directive | Compliant with Machinery Directive 2006/42/EC |
| Associated Apparatus | According to IEC/EN 60079-11 |
| Input/Output Interfaces | Safety relevant interfaces: input, output I, output II; Non-safety relevant: fault indication output, power supply |
| Configuration | No configuration necessary or possible |
The Pepperl + Fuchs KFD2-SH-EX1 is a high-quality isolated barrier designed for use in industrial automation and control systems. This robust component is engineered to facilitate the safe and reliable transfer of digital signals from hazardous areas to safe zones, ensuring operational integrity and compliance with safety regulations.
Crafted to offer galvanic isolation of signals, the KFD2-SH-EX1 is adept at handling 24 V dc supply voltage and can manage an output current of 16.8 mA, with a maximum switching voltage of 40 V ac/dc. Its IP20 rating signifies that it is protected against solid objects larger than 12.5 mm, making it suitable for installation in controlled environments where exposure to dust and moisture is minimal.
The device is particularly suitable for interfacing with SN/S1N proximity sensors or approved dry contacts, and it features continuous monitoring for lead breakage and short circuit conditions, enhancing the reliability of your control system. The KFD2-SH-EX1 is designed for mounting on a standard 35 mm DIN rail, which allows for easy installation and maintenance.
With its ability to operate within a wide range of ambient conditions, the KFD2-SH-EX1 is a versatile solution for a variety of industrial applications. Whether you're managing processes within the chemical, pharmaceutical, or oil and gas sectors, this isolated barrier is built to deliver consistent performance, contributing to the overall safety and efficiency of your operations.
Commonly Asked Questions
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Marvo provides a full 12-month warranty on all products, whatever the condition. For your peace of mind, all parts are ‘Marvo Approved’ which means that they have been tested and checked to ensure that they are in working condition. If you are unhappy with the part(s) you received and would like to request a return, you can do so by completing our quick and easy online form. Once we have received your Returns Request, a member of the team will be in touch to discuss this further with you. You can read more about our warranty policy here.
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Marvo is a highly credible supplier of industrial automation parts and components with dedicated hubs around the world offering industry-leading products and services. Marvo is committed to providing a quick, easy and reliable place to source your automation and control components. All purchases come as standard with a comprehensive 12-month return to base warranty meaning that, in just a few clicks, you can source critical parts more seamlessly than ever before. Click here to read an article on how Marvo is redefining convenience for automation and manufacturing professionals.
Read more...Have steps been taken to ensure quality control?
Marvo takes pride in product quality and has put several measures in place to assure high levels of quality standards. For your peace of mind, all parts have been ‘Marvo Approved’ which means that they have been tested and checked to ensure that they are in working condition. Redefine convenience and secure priority delivery on all parts along with a comprehensive 12-month warranty. This is the smart new way to buy automation and control components.
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Frequently Asked Questions
What is the purpose of the isolated barrier?
The isolated barrier is designed for galvanic isolation of signals such as 20 mA and 10 V standard signals, or for adapting or standardizing signals. It also transfers digital signals from hazardous areas to safe areas, ensuring safe operation in control and instrumentation technology.
Can this device be used in hazardous areas?
Yes, the device has intrinsically safe circuits that are used for operating intrinsically safe field devices in hazardous areas. It is suitable for use in Zone 2 hazardous areas and can be installed in non-hazardous areas as well.
What are the mounting requirements for this device?
The device should be mounted on a 35 mm DIN mounting rail according to EN 60715. It must be installed in a controlled environment that ensures a pollution degree of 2 or better and in an environment of overvoltage category II or better.
What type of maintenance is required for this device?
The device should not be repaired, modified, or manipulated. If there is a defect, it should be replaced with an original device. Regular proof tests should be conducted to ensure functional safety, especially when operating in low demand mode.
How should the device be disposed of at the end of its service life?
The device, along with any built-in components and batteries contained within, must be disposed of in compliance with the applicable laws and guidelines of the respective country.
What should be done if the device is damaged or polluted?
Do not use a damaged or polluted device. If you identify any damage or pollution, replace the device with an original unit to ensure continued safe operation.
What are the electrical specifications for the switch amplifier?
The switch amplifier operates with a supply voltage of 24 V DC, a current consumption of 16.8 mA, and has an output voltage capacity of up to 40 V AC/DC. It is designed to handle resistive loads and has a specific electrical life depending on the load conditions.
What safety certifications does this device hold?
The device holds ATEX and IECEx certifications, making it compliant with international standards for equipment intended for use in potentially explosive atmospheres.
Is a configuration necessary before using the device?
No, a configuration of the device is not necessary and not possible. It is designed for easy installation and use without the need for complex setup procedures.
What is the useful life time of the device?
The useful life time of the device is dependent on the component itself and its operating conditions, particularly temperature. However, it is generally assumed to be within a range of about 8 to 12 years, with the possibility of extension if ambient conditions are favourable.
