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  6. KFD2-SR2-2.2S

KFD2-SR2-2.2S Switch Amplifier

主要优势一览

  • 2-channel signal conditioner
  • 24 V DC supply (Power Rail)
  • Dry contact or NAMUR inputs
  • Usable as signal splitter (1 input and 2 outputs)
  • 2 x 2 relay contact outputs with AND logic
  • Line fault detection (LFD)
  • Reversible mode of operation
  • Up to SIL 2 acc. to IEC/EN 61508 / IEC/EN 61511

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Product photo: Switch Amplifier KFD2-SR2-2.2S
Product photo: Switch Amplifier KFD2-SR2-2.2S
Functional Safety: Safety Integrity Level - 2
Product Compliance: Europe – CE
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KFD2-SR2-2.2S 技术数据

Signal typeDigital Input
Safety Integrity Level (SIL)SIL 2
ConnectionPower Rail or terminals 14+, 15-
Rated voltageUr20 ... 30 V DC
Ripple≤ 10 %
Rated currentIr≤ 50 mA
Power dissipation1 W
Power consumption< 1.3 W
Connection sidefield side
Connectionterminals 1+, 2+, 3-; 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
Pulse/Pause ratiomin. 20 ms / min. 20 ms
Connection sidecontrol side
Connectionoutput I: terminals 7, 8 ; output II: terminals 8, 9 ; output III: terminals 10, 11 ; output IV: terminals 11, 12
Output I, II, III, IVchannel 1, 2; relay
Contact loading50 V AC/1 A/cos φ > 0.7; 40 V DC/1 A resistive load
Minimum switch current1 mA / 24 V DC
Energized/De-energized delayapprox. 20 ms / approx. 20 ms
Mechanical life108 switching cycles
Collective error messagePower Rail
Switching frequency≤ 10 Hz
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 supplybasic insulation according to IEC/EN 61010-1, rated insulation voltage 32 Veff , functional insulation, rated insulation voltage 50 Veff
Input/inputnot available
Output/Outputbasic insulation according to IEC/EN 61010-1, rated insulation voltage 32 Veff , functional insulation, rated insulation voltage 50 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
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.
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