Switch Amplifier KFA6-SR2-Ex2.W

• 2-channel isolated barrier
• 230 V AC supply
• Dry contact or NAMUR inputs
• Relay contact output
• Line fault detection (LFD)
• Reversible mode of operation
• Up to SIL 2 acc. to IEC 61508/IEC 61511

技术参数 KFA6-SR2-Ex2.W

General specificationsSignal typeDigital InputFunctional safety related parametersSafety Integrity Level (SIL)SIL 2SupplyConnectionterminals 14, 15Rated voltage207 253 V AC, 45 65 HzPower dissipation1.2 WPower consumptionmax. 1.3 WInputConnection sidefield sideConnectionterminals 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 mASwitching point/switching hysteresis1.2 2.1 mA / approx. 0.2 mALine fault detectionbreakage I ≤ 0.1 mA , short-circuit I > 6 mAPulse/Pause ratiomin. 20 ms / min. 20 msOutputConnection sidecontrol sideConnectionoutput I: terminals 7, 8, 9 ; output II: terminals 10, 11, 12Output I, IIsignal ; relayContact 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 loadEnergized/De-energized delayapprox. 20 ms / approx. 20 msMechanical life107 switching cyclesTransfer characteristicsSwitching frequency≤ 10 HzGalvanic isolationInput/Outputreinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 VeffInput/power supplyreinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 VeffOutput/power supplyreinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 VeffOutput/Outputreinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 VeffIndicators/settingsDisplay elementsLEDsLabelingspace for labeling at the frontDirective conformityElectromagnetic compatibilityDirective 2014/30/EUEN 61326-1:2013 (industrial locations)Low voltageDirective 2014/35/EUEN 61010-1:2010ConformityElectromagnetic compatibilityNE 21:2006Degree of protectionIEC 60529:2001InputEN 60947-5-6:2000Ambient conditionsAmbient temperature-20 60 °C (-4 140 °F)Mechanical specificationsDegree of protectionIP20Connectionscrew terminalsMassapprox. 150 gDimensions20 x 119 x 115 mm (0.8 x 4.7 x 4.5 inch) , housing type B2Mountingon 35 mm DIN mounting rail acc. to EN 60715:2001Data for application in connection with hazardous areasEU-Type Examination CertificatePTB 00 ATEX 2081Marking II (1)G [Ex ia Ga] IIC
II (1)D [Ex ia Da] IIIC
I (M1) [Ex ia Ma] IInputEx iaVoltage10.6 VCurrent19.1 mAPower51 mW (linear characteristic)SupplyMaximum safe voltage253 V AC (Attention! Um is no rated voltage.)OutputContact 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 loadMaximum safe voltage253 V AC (Attention! The rated voltage can be lower.)Galvanic isolationInput/inputnot availableInput/Outputsafe electrical isolation acc. to IEC/EN 60079-11, voltage peak value 375 VInput/power supplysafe electrical isolation acc. to IEC/EN 60079-11, voltage peak value 375 VDirective conformityDirective 2014/34/EUEN 60079-0:2012+A11:2013 , EN 60079-11:2012International approvalsFM approvalControl drawing116-0035UL approvalControl drawing116-0145CSA approvalControl drawing116-0047IECEx approvalIECEx PTB 11.0031Approved for[Ex ia Ga] IIC, [Ex ia Da] IIIC, [Ex ia Ma] I