Pepperl Fuchs KFD2-STC4-Ex2

$ 130,00 Request exact price

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Description

  • 2-channel isolated barrier
  • 24 V DC supply (Power Rail)
  • Input 2-wire SMART transmitters
  • Output 0/4 mA … 20 mA
  • Terminals with test points
  • Up to SIL 2 acc. to IEC/EN 61508
    General specifications
    Signal type Analog input
    Functional safety related parameters
    Safety Integrity Level (SIL) SIL 2
    Supply
    Connection Power Rail or terminals 14+, 15-
    Rated voltage 20 … 35 V DC
    Ripple within the supply tolerance
    Power dissipation 1.8 W
    Power consumption max. 2.7 W
    Input
    Connection side field side
    Connection terminals 1+, 3-; 4+, 6-
    Input signal 0/4 … 20 mA
    Available voltage ≥ 16 V at 20 mA, terminals 1+, 3
    Output
    Connection side control side
    Connection terminals 7-, 8+; 10-, 11+
    Load 0 … 550 Ω at 20 mA
    Output signal 0/4 … 20 mA (overload > 25 mA)
    Ripple max. 50 µA rms
    Transfer characteristics
    Deviation at 20 °C (68 °F), 0/4 … 20 mA
    ≤ 10 µA incl. calibration, linearity, hysteresis, loads and fluctuations of supply voltage
    Influence of ambient temperature 0.25 µA/K
    Frequency range field side into the control side: band width with 1 Vpp signal 0 … 7.5 kHz (-3 dB)
    safe area to hazardous area: band width with 1 VSS signal 0.3 … 7.5 kHz (-3 dB)
    Settling time 200 µs
    Rise time/fall time 20 µs
    Galvanic isolation
    Output/power supply functional insulation, rated insulation voltage 50 V AC
    Output/Output functional insulation, rated insulation voltage 50 V AC
    Indicators/settings
    Display elements LED
    Labeling space for labeling at the front
    Directive conformity
    Electromagnetic compatibility
    Directive 2014/30/EU EN 61326-1:2013 (industrial locations)
    Conformity
    Electromagnetic compatibility NE 21:2011
    Degree of protection IEC 60529:2001
    Protection against electrical shock UL 61010-1:2012
    Ambient conditions
    Ambient temperature -20 … 60 °C (-4 … 140 °F)
    Mechanical specifications
    Degree of protection IP20
    Connection screw terminals
    Mass approx. 150 g
    Dimensions 20 x 124 x 115 mm (0.8 x 4.9 x 4.5 inch) , (W x H x D) housing type B2
    Mounting on 35 mm DIN mounting rail acc. to EN 60715:2001

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