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  6. KFD2-SR2-2.W.SM

KFD2-SR2-2.W.SM Standstill and Rotational Direction Monitor

Key Benefits at a Glance

  • 2-channel signal conditioner
  • 24 V DC supply
  • PNP/push-pull, dry contacts or NAMUR inputs
  • Selectable frequency trip values
  • 2 relay contact outputs
  • Start-up override
  • Selectable mode of operation
  • Without line fault detection
  • Up to SIL 2 acc. to IEC/EN 61508

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In stock208,31 EUR Net price—your individual price will be shown during checkout process.
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Product photo: Standstill and Rotational Direction Monitor KFD2-SR2-2.W.SM
Product photo: Standstill and Rotational Direction Monitor KFD2-SR2-2.W.SM
Product Compliance: Europe – CE
Functional Safety: Safety Integrity Level - 2
Note

All product-related documents, such as certificates, declarations of conformity, etc., which were issued prior to the conversion under the name Pepperl+Fuchs GmbH or Pepperl+Fuchs AG, also apply to Pepperl+Fuchs SE.

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DatasheetFunctionClassificationInformative LiteratureProduct DocumentationDesign / SimulationApprovalsRelated Products

Technical data of KFD2-SR2-2.W.SM

Signal typeDigital Input
Programmingvia DIP switch and programmable
Safety Integrity Level (SIL)SIL 2
Connectionterminals 14+, 15-
Rated voltageUr20 ... 30 V DC
Power consumptionmax. 1.5 W
Connection sidefield side
ConnectionInput I: terminals 1+, 2+, 3- ;
Input II: terminals 4+, 5+, 6-
Rated valuesacc. to EN 60947-5-6 (NAMUR)
Open circuit voltage/short-circuit currentapprox. 8 V DC / approx. 8 mA
Switching point/switching hysteresis1.2 ... 2.1 mA / approx. 0.2 mA
Line fault detectionnot available
Control inputsensor power supply approx. 8.2 V, impedance 1.2 kΩ
Pulse duration> 200 µs for standstill monitoring,
> 250 µs for rotation direction detecion
Connection sidecontrol side
Connectionoutput I: terminals 7, 8, 9 ;
output II: terminals 10, 11, 12
Contact loading253 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 current2 mA / 24 V DC
Energized/De-energized delayapprox. 20 ms / approx. 20 ms
Mechanical life107 switching cycles
Trip valuefmaxfor standstill monitoring:
0.1 Hz; 0.5 Hz; 2 Hz; 10 Hz
adjustable via DIP switch (S1 and S2)
Accuracy5 % (S3 = I), 30 % (S3 = II)
Start-up override5 seconds or 20 seconds, programmable
Frequency range≤ 2 kHz
Rotation direction detection90° phase difference between pulse input signal 1 and 2, overlapping ≥ 125 µs
Input/Outputreinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff
Input/power supplyreinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff
Output/power supplyreinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff
Output/Outputreinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff
Display elementsLEDs
Control elementsDIP switch
Configurationvia DIP switches
Labelingspace for labeling at the front
Electromagnetic compatibility
Directive 2014/30/EUEN 61326-1:2013 (industrial locations)
Low voltage
Directive 2014/35/EUEN 61010-1:2010
Electromagnetic compatibilityNE 21:2006
Degree of protectionIEC 60529:2001
InputEN 60947-5-6:2000
Ambient temperature-20 ... 60 °C (-4 ... 140 °F)
Degree of protectionIP20
Connectionscrew terminals
Massapprox. 150 g
Dimensions20 x 119 x 115 mm (0.8 x 4.7 x 4.5 inch) (W x H x D) , housing type B2
Height119 mm
Width20 mm
Depth115 mm
Mountingon 35 mm DIN mounting rail acc. to EN 60715:2001
Supplementary informationObserve the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com.
General Notes
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