Asiantuntevaa teollisuuden automaatiopalvelua vuodesta 1993

KFU8-SR-Ex1.W

Ex-erotin kytkintuloille

(korvaa tuotteen KFA6-SR2-EX1.W)

  • 1-kanavainen galvaaninen erotin
  • Jännite 19 … 30 V DC / 90 … 253 V AC 50 … 60 Hz
  • Kytkin- tai Namuranturitulo
  • Relelähtö
  • Johdinkatkoksen valvonta
  • Kotelon leveys 20 mm
  • SIL 2
General specifications
Signal type Digital Input
Functional safety related parameters
Safety Integrity Level (SIL) SIL 2
Systematic capability (SC) SC 3
Supply
Connection terminals 14, 15
Rated voltage 19 … 30 V DC / 90 … 253 V AC 50 … 60 Hz
Power dissipation/power consumption ≤ 1 W / ≤ 1 W ; 3 VA
Input
Connection side field side
Connection terminals 1+, 2+, 3-
Rated values acc. to EN 60947-5-6 (NAMUR)
Open circuit voltage/short-circuit current approx. 8 V DC / approx. 8 mA
Switching point/switching hysteresis 1.2 … 2.1 mA / approx. 0.2 mA
Line fault detection breakage I ≤ 0.1 mA , short-circuit I > 6 mA
Pulse/Pause ratio min. 20 ms / min. 20 ms
Output
Connection side control side
Connection terminals 7, 8, 9
Output signal ; relay
Contact loading 250 V AC/2 A/cos φ > 0.75; 126.5 V AC/4 A/cos φ > 0.75; 40 V DC/2 A resistive load
Minimum switch current 2 mA / 24 V DC
Energized/De-energized delay approx. 20 ms / approx. 20 ms
Mechanical life 107 switching cycles
Transfer characteristics
Switching frequency < 10 Hz
Galvanic isolation
Input/Output reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff
Input/power supply reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff
Output/power supply reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff
Indicators/settings
Display elements LEDs
Control elements DIP switch
Configuration via DIP switches
Labeling space for labeling at the front
Directive conformity
Electromagnetic compatibility
Directive 2014/30/EU EN 61326-1:2013 (industrial locations)
Low voltage
Directive 2014/35/EU EN 61010-1:2010+A1:2019+A1:2019/AC:2019
Conformity
Electromagnetic compatibility NE 21:2017 , EN 61326-3-1:2017 , EN IEC 61326-3-2:2018 , EN IEC 61326-1:2021 (industrial locations)
Degree of protection IEC 60529:1989+A1:1999+A2:2013
Input EN 60947-5-6:2000
Ambient conditions
Ambient temperature -40 … 60 °C (-40 … 140 °F)
extended ambient temperature range up to 70 °C (158 °F), refer to manual for necessary mounting conditions
Mechanical specifications
Degree of protection IP20
Connection screw terminals
Mass approx. 150 g
Dimensions 20 x 119 x 115 mm (0.8 x 4.7 x 4.5 inch) (W x H x D) , housing type B2
Height 119 mm
Width 20 mm
Depth 115 mm
Mounting on 35 mm DIN mounting rail acc. to EN 60715:2001
Data for application in connection with hazardous areas
EU-type examination certificate FIDI 22 ATEX 0029 X
Marking Ex-Hexagon II 3(1)G Ex ec nC [ia Ga] IIC T4 Gc
Ex-Hexagon II (1)D [Ex ia Da] IIIC
Ex-Hexagon I (M1) [Ex ia Ma] I
Input Ex ia
Voltage 10.5 V
Current 13 mA
Power 34 mW (linear characteristic)
Supply
Maximum safe voltage 253 V AC (Attention! Um is no rated voltage.)
Output
Maximum safe voltage 253 V AC (Attention! The rated voltage can be lower.)
Galvanic isolation
Input/Output safe electrical isolation acc. to IEC/EN 60079-11, voltage peak value 375 V
Input/power supply safe electrical isolation acc. to IEC/EN 60079-11, voltage peak value 375 V
Directive conformity
Directive 2014/34/EU EN IEC 60079-0:2018 , EN 60079-7:2015+A1:2018 , EN 60079-11:2012 ,
EN IEC 60079-15:2019
KFU8-SR-EX1.W K-System Isolated Barriers manual

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