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Pepperl + Fuchs

KFD2-SR2-2.W.SM

£159.39 (ex. VAT)

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Marvo Stock ID MV-DSZ7
HS Code 85389091
SKU KFD2-SR2-2.W.SM
Condition New unboxed
Warranty 12 months
Weight (kg) 0.15
Length (mm) 115.00
Width (mm) 20.00
Height (mm) 119.00

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Specification & Description

Specification Description
Part Number KFD2-SR2-2.W.SM
Alternative Part Number KFD2SR22WSM
Manufacturer Pepperl + Fuchs
Signal Type Digital Input
Supply Voltage 20 ... 30 V DC
Power Consumption ≤ 1.5 W
Input Connection Input I: terminals 1+, 2+, 3-; Input II: terminals 4+, 5+, 6-
Output Connection Output I: terminals 7, 8, 9; Output II: terminals 10, 11, 12
Relay 2 changeover contacts
Contact Loading 253 V AC/2 A/cos φ > 0.7; 126.5 V AC/4 A/cos φ > 0.7; 40 V DC/2 A resistive load
Minimum Switch Current 2 mA / 24 V DC
Energised/De-energised Delay Approx. 20 ms / Approx. 20 ms
Mechanical Life 10^7 switching cycles
Frequency Range ≤ 2 kHz
Ambient Temperature -20 ... 60 °C (-4 ... 140 °F)
Degree of Protection IP20
Dimensions 20 x 119 x 115 mm (0.8 x 4.7 x 4.5 in), housing type B2
Mounting On 35 mm DIN mounting rail acc. to EN 60715:2001
Directive Conformity Electromagnetic compatibility Directive 2004/108/EC EN 61326-1:2006, Low voltage Directive 2006/95/EC EN 61010-1:2010
Electromagnetic Compatibility NE 21:2006
Degree of Protection IEC 60529:2001

The Pepperl + Fuchs KFD2-SR2-2.W.SM is a versatile and reliable 2-channel signal conditioner designed for monitoring standstill and rotational direction in a variety of industrial applications. This unit operates with a 24 V DC supply and is compatible with PNP/push-pull, dry contacts, or NAMUR inputs, providing flexibility for integration into existing systems.

Featuring selectable frequency trip values, the KFD2-SR2-2.W.SM can be tailored to specific operational requirements, ensuring precise monitoring and control. The device is equipped with two relay contact outputs, which can be programmed to respond to different operational states, including standstill and rotation direction.

The KFD2-SR2-2.W.SM includes a start-up override function, which can be set to either 5 or 20 seconds, allowing for a smooth transition during system start-up. The unit's mode of operation can be easily selected using the front-mounted DIP switches, making it simple to configure for different scenarios.

Designed to meet the demands of industrial environments, the KFD2-SR2-2.W.SM operates within an ambient temperature range of -20 to 60°C and is housed in a robust enclosure with an IP20 degree of protection. Its compact dimensions allow for convenient mounting on a 35 mm DIN rail, facilitating easy installation and maintenance.

With its combination of functionality, ease of use, and durable construction, the Pepperl + Fuchs KFD2-SR2-2.W.SM is an excellent choice for engineers and technicians looking to enhance the safety and efficiency of their machinery and processes.

Commonly Asked Questions

Is my order covered by a warranty?

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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We accept card payments from all major credit, debit and Mastercard providers including Visa, American Express, Western Union, Paypal and bank transfers. Before you complete an order you will be prompted to input your payment details, at which point you can enter the relevant card information you wish to use for your transaction. If you are experiencing issues with your payment method then you can contact our team via email here. From there, you will be directed to the most relevant resource or person to help you complete your payment, get your order processed and ensure that your parts are on the way to your delivery address.

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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.

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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 KFD2-SR2-2.W.SM?

The KFD2-SR2-2.W.SM is a signal conditioner used for standstill and rotational direction monitoring. It accepts input frequency pulses and triggers an output when the frequency drops below a selected value. It can also determine rotation direction and has a start-up override feature.

How can I program the device?

Programming can be done via DIP switches that are accessible on the front of the device. These switches allow you to set the trip values for frequency and select the mode of operation, including standstill monitoring with start-up override or rotation direction monitoring.

What type of inputs does the device accept?

The device accepts PNP/push-pull, dry contacts, or NAMUR inputs for monitoring frequency pulses.

What are the power requirements for this device?

The device requires a 24 V DC supply with a power consumption of less than or equal to 1.5 W.

What type of outputs does the device provide?

The device provides two relay contact outputs, which can be configured for various monitoring and control applications.

Can the device detect the direction of rotation?

Yes, the device can detect the direction of rotation by using a 90° phase difference between pulse input signals, with a minimum overlapping of 125 µs.

What is the frequency range the device can handle?

The device can handle a frequency range of up to 2 kHz, with selectable trip values for standstill monitoring.

What is the ambient temperature range for the device?

The device can operate within an ambient temperature range of -20 to 60 °C (-4 to 140 °F).

How is the device mounted?

The device is designed to be mounted on a 35 mm DIN mounting rail according to EN 60715:2001.

What is the degree of protection for the device?

The device has a degree of protection of IP20, suitable for indoor use where it is not exposed to water or dust.

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New unsealed: The product is in its original packaging, but the packaging has been opened or unsealed. It has never been used and should be in near pristine condition.

New sealed: The product is sealed in its original packaging. It has never been opened or used, ensuring that it's in an untouched state.

New unboxed: The product does not come in its original packaging, but it has never been used and is in great working condition.

Refurbished: The product has been previously used, but it has undergone a thorough refurbishment process to restore it to a like-new or functional condition. Any defects or issues have been addressed, making it suitable for reuse.

Used: The product has been previously owned and has been used. It may show signs of wear and tear but is still functional and operational. The condition may vary depending on the specific item and its usage history.