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Picture of KFD2-STC4-EX1 Pepperl+Fuchs Transmitter Power Supply

KFD2-STC4-EX1 Pepperl+Fuchs Transmitter Power Supply

1-channel isolated barrier 24 V DC supply (Power Rail) Input 2-wire and 3-wire SMART transmitters and 2-wire SMART current sources Output 0/4 mA ... 20 mA Terminals with test points Up to SIL 2 acc. to IEC/EN 61508
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Manufacturer: Pepperl+Fuchs
SKU: NSRN597
1,000.00 (SAR)
573.00 (SAR)
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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 1.4 W
Power consumption 1.8 W
Input
Connection side field side
Connection terminals 1+, 2-, 3 or 5-, 6+
Input signal 0/4 ... 20 mA
Voltage drop ≤ 2.4 V at 20 mA (terminals 5, 6)
Input resistance ≤ 64 Ω terminals 2-, 3 ; ≤ 500 Ω terminals 1+, 3 (250 Ω load)
Available voltage ≥ 16 V at 20 mA terminals 1+, 3
Output
Connection side control side
Connection terminals 7-, 8+, 9
Load 0 ... 800 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: bandwidth with 0.5 Vpp signal 0 ... 7.5 kHz (-3 dB)
control side into the field side: bandwidth with 0.5 Vpp 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
Indicators/settings
Display elements LED
Labeling space for labeling at the front
Product tags
Information
Customer service

 

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