Pepperl+Fuchs KFA4-SR2-Ex1.W.LB

Switch Amplifier
Pepperl+Fuchs KFA4-SR2-Ex1.W.LB
188.05
One click request
Connection sidefield side
Open circuit voltage/short-circuit currentapprox. 8 V DC / approx. 8 mA
Input/Outputreinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff
Line fault detectionbreakage I ≤ 0.1 mA , short-circuit I > 6 mA
IECEx approvalIECEx PTB 11.0031
Rated voltage90 ... 110 V AC , 45 ... 65 Hz
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
Connection sidecontrol side
Energized/De-energized delayapprox. 20 ms / approx. 20 ms
InputEN 60947-5-6:2000
Output Isignal ; relay
Output IIsignal or error message ; relay
Supplementary informationObserve the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com.
Rated valuesacc. to EN 60947-5-6 (NAMUR)
Pulse/Pause ratiomin. 20 ms / min. 20 ms
Connectionterminals 14, 15
Input/power supplyreinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff
EU-Type Examination CertificatePTB 00 ATEX 2081
Connectionscrew terminals
Switching point/switching hysteresis1.2 ... 2.1 mA / approx. 0.2 mA
Degree of protectionIP20
Signal typeDigital Input
Connectionterminals 1+, 2+, 3-
Display elementsLEDs
Switching frequency≤ 10 Hz
Mountingon 35 mm DIN mounting rail acc. to EN 60715:2001
Connectionoutput I: terminals 7, 8, 9 ; output II: terminals 10, 11, 12
Output/power supplyreinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff
Ambient temperature-20 ... 60 В°C (-4 ... 140 В°F)
Massapprox. 150 g
Dimensions20 x 119 x 115 mm (0.8 x 4.7 x 4.5 inch) , housing type B2
Electromagnetic compatibilityNE 21:2006
Mechanical life107 switching cycles
Power dissipation1.1 W
Configurationvia DIP switches
Safety Integrity Level (SIL)SIL 2
Output/Outputreinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff
Control elementsDIP-switch
Labelingspace for labeling at the front
Degree of protectionIEC 60529:2001
Power consumptionmax. 1 W
in international format without spaces
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