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Pepperl & Fuchs Speed monitor

Price in EUR including VAT
Delivered between 15/1/2026 and 22/1/2026
free shipping

Output voltage2

Product details

The KFD2-SR2-EX2.W.SM speed monitor from Pepperl & Fuchs is a highly advanced relay specifically designed for monitoring speeds in industrial applications. With a 2-channel isolation barrier and a supply voltage of 24 V DC, this device offers a reliable solution for monitoring machines and systems. It supports both contact and NAMUR inputs and allows for the selection of frequency thresholds to meet specific requirements. The integrated start-up bridging and the ability to monitor the direction of rotation make it a versatile tool for safety technology. The speed monitor meets safety requirements according to SIL 2 as per IEC/EN 61508, providing high integrity for safety-critical applications. With a compact width of 20 mm, it is also space-saving and easy to integrate into existing systems.

  • 2-channel isolation barrier for flexible applications
  • Selectable frequency thresholds to adapt to specific requirements
  • Line fault monitoring for increased operational safety
  • SIL 2 certified according to IEC/EN 61508 for safety-critical applications
  • Compatible with NAMUR sensors for versatile applications.

Key specifications

Scope of delivery
2 relay contact outputs2-channel separating barrier24 V DC supply (Power Rail)Contact or NAMUR inputsDirection of rotation monitoringField device: NAMUR sensorHousing width: 20 mmLimit value relayLine fault monitoringNumber of channels: 2-channelRated voltage: 20 ... 30 V DCSafety integrity level (SIL): SIL 2Selectable direction of actionSelectable frequency limitsSpeed monitoringStart-up bypassUp to SIL 2 in accordance with IEC/EN 61508
Output current type
DC
Relay type
Monitoring relay
Electric current output
0.02 A
Output voltage
24 V
input voltage
24 V
Item number
36752547

General information

Manufacturer
Pepperl & Fuchs
Category
Relays
Manufacturer no.
132964
Release date
28/6/2023

Relay properties

Relay type
Monitoring relay
input voltage
24 V
Output voltage
24 V
Electric current output
0.02 A
Output current type
DC
Switching function
Changer
Number of openers
1 x
Number of closers
1 x
Manufacturer Type
KFD2-SR2-Ex2.W.SM

Smart home features

Smart Home
Not compatible

Origin

Country of origin
Indonesia

Voluntary climate contribution

CO₂-Emission
Climate contribution

Scope of delivery

Scope of delivery
2 relay contact outputs2-channel separating barrier24 V DC supply (Power Rail)Contact or NAMUR inputsDirection of rotation monitoringField device: NAMUR sensorHousing width: 20 mmLimit value relayLine fault monitoringNumber of channels: 2-channelRated voltage: 20 ... 30 V DCSafety integrity level (SIL): SIL 2Selectable direction of actionSelectable frequency limitsSpeed monitoringStart-up bypassUp to SIL 2 in accordance with IEC/EN 61508

Product dimensions

Width
20 mm

Legal Notice

Product Safety

14-day cancellation right
30-day right of return
24 Months statutory warranty
Report concern

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Reviews & Ratings

Statutory warranty score

How often does a product of this brand in the «Relays» category have a defect within the first 24 months?

Source: Galaxus
  • Pepperl & Fuchs
    Not enough data
  • 1.ABB
    0 %
  • 1.Finder
    0 %
  • 1.Metz Connect
    0 %
  • 1.Phoenix Contact
    0 %

Statutory warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Galaxus
  • Pepperl & Fuchs
    Not enough data
  • 1.Siemens
    0 days
  • 2.Shelly
    2 days
  • ABB
    Not enough data
  • Aqara
    Not enough data

Return rate

How often is a product of this brand in the «Relays» category returned?

Source: Galaxus
  • Pepperl & Fuchs
    Not enough data
  • 1.Tru Components
    0 %
  • 2.Schalk
    0,6 %
  • 3.Metz Connect
    1 %
  • 3.Phoenix Contact
    1 %
Source: Galaxus