Serviceline
Serviceline Industrial Sensors
Serviceline Explosion Protection

Universal Temperature Converter KFD2-UT2-2

KFD2-UT2-2
  • 2-channel signal conditioner
  • 24 V DC supply (Power Rail)
  • Thermocouple, RTD, potentiometer or voltage input
  • Usable as signal splitter (1 input and 2 outputs)
  • Current output 0/4 mA ... 20 mA
  • Sink or source mode
  • Configurable by PACTware
  • Line fault (LFD) and sensor burnout detection
  • Up to SIL 2 acc. to IEC 61508/IEC 61511

Please note: All product-related documents, such as certificates, declarations of conformity, etc., which were issued prior to the conversion under the name Pepperl+Fuchs GmbH, also apply to Pepperl+Fuchs AG.

Download the complete datasheet as a PDF:


Datasheet excerpt: Technical data of  KFD2-UT2-2

Product Description
Current output 0/4 mA ... 20 mA
General specifications
Signal typeAnalog input
Functional safety related parameters
Safety Integrity Level (SIL)SIL 2
Supply
Connectionterminals 14+, 15- or power feed module/Power Rail
Rated voltage20 ... 30 V DC
Ripplewithin the supply tolerance
Power dissipation/power consumption≤ 1.53 W / 1.53 W
Interface
Programming interfaceprogramming socket
Input
Connection sidefield side
Connectionterminals 1, 2, 3; 4, 5, 6
RTDtype Pt10, Pt50, Pt100, Pt500, Pt1000 (EN 60751: 1995)
type Pt10GOST, Pt50GOST, Pt100GOST, Pt500GOST, Pt1000GOST (6651-94)
type Cu10, Cu50, Cu100 (P50353-92)
type Ni100 (DIN 43760)
Measuring currentapprox. 200 µA with RTD
Types of measuring2-, 3-wire connection
Lead resistancemax. 50 Ω per line
Measurement loop monitoringsensor breakage, sensor short-circuit
Thermocouplestype B, E, J, K, N, R, S, T (IEC 584-1: 1995)
type L (DIN 43710: 1985)
type TXK, TXKH, TXA (P8.585-2001)
Cold junction compensationexternal and internal
Measurement loop monitoringsensor breakage
Potentiometer0 ... 20 kΩ (2-wire connection), 0.8 ... 20 kΩ (3-wire connection)
Voltageselectable within the range -100 ... 100 mV
Input resistance≥ 1 MΩ (-100 ... 100 mV)
Output
Connection sidecontrol side
Connectionoutput I: terminal 7: source (-), sink (+), terminal 8: source (+), terminal 9: sink(-)
output II: terminal 10: source (-), sink (+), terminal 11: source (+), terminal 12: sink(-)
Output I, IIAnalog current output
Current range0 ... 20 mA or 4 ... 20 mA
Fault signaldownscale 0 or 2 mA, upscale 21.5 mA (acc. NAMUR NE43)
Sourceload 0 ... 550 Ω
open-circuit voltage ≤ 18 V
SinkVoltage across terminals 5 ... 30 V. If the current is supplied from a source > 16.5 V,
series resistance of ≥ (V - 16.5)/0.0215 Ω is needed, where V is the source voltage.
The maximum value of the resistance is (V - 5)/0.0215 Ω.
Transfer characteristics
Deviation
After calibrationPt100: ± (0.06 % of measurement value in K + 0.1 % of span + 0.1 K (4-wire connection))
thermocouple: ± (0.05 % of measurement value in °C + 0.1 % of span + 1 K (1.2 K for types R and S))
this includes ± 0.8 K error of the cold junction compensation
mV: ± (50 µV + 0.1 % of span)
potentiometer: ± (0.05 % of full scale + 0.1 % of span, (excludes errors due to lead resistance))
Influence of ambient temperaturedeviation of CJC included:
Pt100: ± (0.0015 % of measurement value in K + 0.006 % of span)/K ΔTamb*)
thermocouple: ± (0.02 K + 0.005 % of measurement value in °C + 0.006 % of span)/K ΔTamb*)
mV: ± (0.01 % of measurement value + 0.006 % of span)/K ΔTamb*)
potentiometer: ± 0.006 % of span/K ΔTamb*)
*) ΔTamb = ambient temperature change referenced to 23 °C (296 K)
Influence of supply voltage< 0.01 % of span
Influence of load≤ 0.001 % of output value per 100 Ω
Reaction timeworst case value (sensor breakage and/or sensor short circuit detection enabled)
mV: 1.2 s, thermocouples with CJC: 1.4 s, thermocouples with fixed ref. temp: 1.4 s, 3- or 4-wire RTD: 1.1 s, 2-wire RTD: 920 ms, Potentiometer: 3-wire connection 2.8 s, 2-wire connection 2.25 s
Galvanic isolation
Input/Other circuitsbasic insulation according to IEC 61010-1, rated insulation voltage 300 Veff
Output/supply, programming inputfunctional insulation, rated insulation voltage 50 V AC
There is no electrical isolation between the programming input and the supply.
The programming cable provides galvanic isolation so that ground loops are avoided.
Indicators/settings
Display elementsLEDs
Configurationvia PACTware
Labelingspace for labeling at the front
Directive conformity
Electromagnetic compatibility
Directive 2014/30/EUEN 61326-1:2013 (industrial locations)
Conformity
Electromagnetic compatibilityNE 21:2006
Degree of protectionIEC 60529:2001
Ambient conditions
Ambient temperature-20 ... 60 °C (-4 ... 140 °F)
Mechanical specifications
Degree of protectionIP20
Connectionscrew terminals
Massapprox. 130 g
Dimensions20 x 119 x 115 mm (0.8 x 4.7 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.

Approvals+Certificates: KFD2-UT2-2

Statements of complianceCertificate No.File TypeFile Size
EU-Declaration of conformity / EU-KonformitätserklärungDOC-0029PDF311 KB
Certificates
Belarus Pattern ApprovalNr. 11709PDF15640 KB
DNV GL MarineTAA00001WXPDF77 KB
Russia VNIIMS Pattern ApprovalDE.C.32.004.A No.53706PDF4041 KB
exida Functional Safety AssessmentP+F 05/03-24 R023PDF437 KB

Software: KFD2-UT2-2

Device type managersRelease InfoFile TypeFile Size
DTM Collection Interface Technology 2 / DTM Collection Interface Technology 21.4.110.71ZIP33316 KB
Software Tools
PACTware 4.1 SP5 / PACTware 4.1 SP54.1.0.52ZIP50675 KB
PACTware 5.0 / PACTware 5.05.0.4.20ZIP50037 KB

Associated Products: KFD2-UT2-2

Accessories
For K-, E- and H-System, Frame application, like e. g. PACTware, must be installed separatelypa
Universal DTM host platform, For all DTMs of Pepperl+Fuchs, Approved FDT/DTM technology, Free of charge, Download from Pepperl+Fuchs websitepa