Transmitter Power Supply KFD2-STC5-2 Pepperl+Fuchs 203646
Transmitter Power Supply KFD2-STC5-2 Pepperl+Fuchs 203646

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KFD2-STC5-2 203646 Pepperl+Fuchs Transmitter Power Supply

Manufacturer

Pepperl+Fuchs

Country

Germany

Name

KFD2-STC5-2

Part number

203646

Type

Transmitter Power Supply

Description

  • 2-channel signal conditioner
  • 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 current sink/current source
  • Terminals with test points
  • Up to SIL 2 acc. to IEC 61508

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301.6 €

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Specifications KFD2-STC5-2 203646

This signal conditioner provides the galvanic isolation between field circuits and control circuits. The device supplies 2-wire and 3-wire SMART transmitters, and can also be used with 2-wire SMART current sources. It transfers the analog input signal as an isolated current value. Digital signals may be superimposed on the input signal on the field side or on the control side and are transferred bi-directionally. The device provides a sink mode or a source mode output on the control side terminals. The device has an internal resistor. Use this resistor if the HART communication resistance in the control circuit is too low. Test sockets for the connection of HART communicators are integrated into the terminals of the device.

Features KFD2-STC5-2 203646

Product Description
Input 0/4 mA ... 20 mA Output 0/4 mA ... 20 mA (current sink)
General specifications
Signal typeAnalog input
Functional safety related parameters
Safety Integrity Level (SIL)SIL 2
Supply
ConnectionPower Rail or terminals 14+, 15-
Rated voltage18 ... 30 V DC
Ripplewithin the supply tolerance
Power dissipation&le, 1.4 W at maximum load
Power consumption&le, 2.6 W at maximum load
Input
Connection sidefield side
Connectionterminals 1+, 2-, 3, 4+, 5-, 6
Input signal0/4 ... 20 mA
Input resistancemax. 265 &Omega, terminals 2-, 3, 5-, 6 , max. 330 &Omega, terminals 1+, 3, 4+, 6
Available voltage&ge, 16 V at 20 mA, terminals 1+, 3
Output
Connection sidecontrol side
Connectionterminals 7+, 8-, 9-, 10+, 11-, 12- (sink) terminals 7-, 8+, 9+, 10-, 11+, 12+ (source) see additional information
Load0 ... 600 &Omega,
Output signal0/4 ... 20 mA (overload > 25 mA)
Ripplemax. 50 µ,A rms
External supply (loop)2 ... 30 V DC
Transfer characteristics
Deviationat 20 °C (68 °F), 0/4 ... 20 mA &le, 10 µ,A incl. calibration, linearity, hysteresis, loads and fluctuations of supply voltage
Influence of ambient temperature&le, 0.25 µ,A/K
Frequency rangefield 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 time200 µ,s
Rise time/fall time100 µ,s
Galvanic isolation
Input/Outputbasic insulation according to IEC 61010-1, rated insulation voltage 300 Veff
Input/power supplybasic insulation according to IEC 61010-1, rated insulation voltage 300 Veff
Output/power supplyfunctional insulation, rated insulation voltage 50 V AC
Output/Outputfunctional insulation, rated insulation voltage 50 V AC
Indicators/settings
Display elementsLED
Labelingspace for labeling at the front
Directive conformity
Electromagnetic compatibility
Directive 2014/30/EUEN 61326-1:2013 (industrial locations)
Conformity
Electromagnetic compatibilityNE 21:2012 EN 61326-3-2:2008
Degree of protectionIEC 60529:2001
Protection against electrical shockUL 61010-1:2012
Ambient conditions
Ambient temperature-20 ... 60 °C (-4 ... 140 °F)
Mechanical specifications
Degree of protectionIP20
Connectionscrew terminals
Massapprox. 150 g
Dimensions20 x 124 x 115 mm (0.8 x 4.9 x 4.5 inch) , housing type B2
Mountingon 35 mm DIN mounting rail acc. to EN 60715:2001
General information
Supplementary informationObserve the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com.
Accessories
Optional accessories- power feed module KFD2-EB2(.R4A.B)(.SP) - universal power rail UPR-03(-M)(-S) - profile rail K-DUCT-GY(-UPR-03)