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KFD2-SR2-Ex2.W.SM

Standstill and Rotational Direction Monitor KFD2-SR2-Ex2.W.SM

KFD2-SR2-Ex2.W.SM
  • 2-channel isolated barrier

  • 24 V DC supply (Power Rail)

  • Dry contact or NAMUR inputs

  • Selectable frequency trip values

  • 2 relay contact outputs

  • Start-up override

  • Selectable mode of operation

  • Line fault detection (LFD)

  • Up to SIL 2 acc. to IEC 61508

参数表节选:的技术参数              KFD2-SR2-Ex2.W.SM

General specifications
Signal typeDigital Input
Programmingvia DIP switch and programmable
Functional safety related parameters
Safety Integrity Level (SIL)SIL 2
Supply
ConnectionPower Rail or terminals 14+, 15-
Rated voltage20 ... 30 V DC
Power consumptionmax. 1.5 W
Input
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 detectionbreakage I ≤ 0.1 mA , short-circuit I > 6 mA
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
Output
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 valuefor standstill monitoring:
0.1 Hz; 0.5 Hz; 2 Hz; 10 Hz
adjustable via DIP switch (S1 and S2)
Transfer characteristics
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
Galvanic isolation
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
Indicators/settings
Display elementsLEDs
Control elementsDIP-switch
Configurationvia DIP switches
Labelingspace for labeling at the front
Directive conformity
Electromagnetic compatibility
Directive 2014/30/EUEN 61326-1:2013 (industrial locations)
Low voltage
Directive 2014/35/EUEN 61010-1:2010
Conformity
Electromagnetic compatibilityNE 21:2006
Degree of protectionIEC 60529:2001
InputEN 60947-5-6:2000
Ambient conditions
Ambient temperature-20 ... 60 °C (-4 ... 140 °F)
Mechanical specifications
Degree of protectionIP20
Connectionscrew terminals
Massapprox. 150 g
Dimensions20 x 119 x 115 mm (0.8 x 4.7 x 4.5 inch) , housing type B2
Mountingon 35 mm DIN mounting rail acc. to EN 60715:2001
Data for application in connection with hazardous areas
EU-type examination certificatePTB 00 ATEX 2080
MarkingEx-Hexagon II (1)G [Ex ia Ga] IIC
Ex-Hexagon II (1)D [Ex ia Da] IIIC
Ex-Hexagon I (M1) [Ex ia Ma] I
InputEx ia
Voltage10.5 V
Current13 mA
Power34 mW (linear characteristic)
Supply
Maximum safe voltage253 V AC / 125 V DC (Attention! Um is no rated voltage.)
Output
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
Maximum safe voltage253 V AC (Attention! The rated voltage can be lower.)
Fault indication output
Maximum safe voltage40 V DC (Attention! Um is no rated voltage.)
CertificateTÜV 99 ATEX 1493 X
MarkingEx-Hexagon II 3G Ex ec nC IIC T4 Gc
Output
Contact loading50 V AC/4 A/cos φ > 0.7; 40 V DC/2 A resistive load
Galvanic isolation
Input/Outputsafe electrical isolation acc. to IEC/EN 60079-11, voltage peak value 375 V
Input/power supplysafe electrical isolation acc. to IEC/EN 60079-11, voltage peak value 375 V
Directive conformity
Directive 2014/34/EUEN IEC 60079-0:2018 , EN 60079-7:2015+A1:2018 , EN 60079-11:2012 , EN IEC 60079-15:2019
International approvals
FM  approval
FM certificateFM19US0207X
Control drawing116-0035
UL approvalE106378
Control drawing116-0145
CSA approval
Control drawing116-0047
IECEx approval
IECEx certificateIECEx PTB 11.0034 , IECEx TUN 19.0013X
IECEx marking[Ex ia Ga] IIC
[Ex ia Da] IIIC
[Ex ia Ma] I
Ex ec nC IIC T4 Gc
General information
Supplementary informationObserve the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com.
Accessories
Optional accessories- power feed module KFD2-EB2(.R4A.B)(.SP)
- universal power rail UPR-03(-M)(-S)
- profile rail K-DUCT-BU(-UPR-03)

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