Serviceline Industrial Sensors
Serviceline Explosion Protection

Frequency Converter with Direction and Synchronization Monitor KFU8-UFT-Ex2.D

  • 2-channel isolated barrier
  • Universal usage at different power supplies
  • Dry contact or NAMUR inputs
  • Input frequency 1 mHz ... 1 kHz
  • Current output 0/4 mA ... 20 mA
  • Relay and transistor output
  • Start-up override
  • Configurable by PACTware or keypad
  • Line fault detection (LFD)

Download the complete datasheet as a PDF:

Datasheet excerpt: Technical data of KFU8-UFT-Ex2.D

Product Description
48 V AC ... 253 V AC/20 V DC ... 90 V DC
General specifications
Signal typeDigital Input
Connectionterminals 23, 24
Rated voltage20 ... 90 V DC / 48 ... 253 V AC 50 ... 60 Hz
Rated currentapprox. 130 mA
Power dissipation2.2 W / 3.5 VA
Power consumption2.5 W / 5 VA
Connectioninput I: terminals 1+, 3-
input II: terminals 4+, 6-
input III: terminals 13+, 14- (control input 1)
input IV: terminals 15+, 14- (control input 2)
Input I, II2-wire sensor, sensor acc. to EN 60947-5-6 (NAMUR) or mechanical contact
Open circuit voltage/short-circuit current8.2 V / 10 mA
Pulse durationmin. 250 µs , overlap on direction of rotation signal: ≥ 125 µs
Input frequencyrotation direction monitoring 0.001 ... 1000 Hz slip monitoring 10 ... 1000 Hz
Lead monitoringbreakage I ≤ 0.15 mA; short-circuit I > 6.5 mA
Input III, IV
Active/PassiveI > 4 mA (for min. 100 ms) / I < 1.5 mA
Open circuit voltage/short-circuit current18 V / 5 mA
Connectionoutput I: terminals 10, 11, 12
output II: terminals 16, 17, 18
output III: terminals 19+, 20-
output IV: terminals 21+, 20-
output V: terminals 7-, 8+
Output I, IIsignal , relay
Contact loading250 V AC / 2 A / cos φ ≥ 0.7 ; 40 V DC / 2 A
Mechanical life5 x 107 switching cycles
Energized/De-energized delayapprox. 20 ms / approx. 20 ms
Output III and IVsignal , electronic output, passive
Contact loading40 V DC
Signal level1-signal: (L+) -2.5 V (50 mA, short-circuit/overload proof)
0-signal: switched off (off-state current ≤ 10 µA)
Output Vanalog
Current range0 ... 20 mA or 4 ... 20 mA
Open loop voltagemax. 24 V DC
Loadmax. 650 Ω
Fault signaldownscale I ≤ 3.6 mA, upscale I ≥ 21.5 mA (acc. NAMUR NE43)
Programming interface
Connectionprogramming socket
InterfaceRS 232
Transfer characteristics
Input I and II
Measurement range0.001 ... 1000 Hz
Resolutionslip monitoring: 1% frequency measurement: 0,1% of measured value; but >0.001Hz
Accuracyslip monitoring: 1% frequency measurement: 0.5% of measured value; but >0.001Hz
Measuring timefrequency measurement: < 100 ms
Influence of ambient temperature0.003 %/K (30 ppm)
Directive conformity
Electromagnetic compatibility
Directive 2014/30/EUEN 61326-1:2013 (industrial locations)
Low voltage
Directive 2014/35/EUEN 61010-1:2010
Electromagnetic compatibilityNE 21:2006
Degree of protectionIEC 60529:2001
Ambient conditions
Ambient temperature-20 ... 60 °C (-4 ... 140 °F)
Mechanical specifications
Degree of protectionIP20
Mass300 g
Dimensions40 x 119 x 115 mm (1.6 x 4.7 x 4.5 inch) , housing type C3
Mountingon 35 mm DIN mounting rail acc. to EN 60715:2001
Data for application in connection with hazardous areas
EC-Type Examination CertificateTÜV 99 ATEX 1471
Group, category, type of protectionEx-Hexagon II (1)G [Ex ia Ga] IIC
Ex-Hexagon II (1)D [Ex ia Da] IIIC
Ex-Hexagon I (M1) [Ex ia Ma] I
Directive conformity
Directive 2014/34/EUEN 60079-0:2012+A11:2013 , EN 60079-11:2012
International approvals
FM approval
Control drawing16-538FM-12
IECEx approvalIECEx TUN 04.0007
Approved for[Ex ia Ga] IIC, [Ex ia Da] IIIC, [Ex ia Ma] I

Documents: KFU8-UFT-Ex2.D

ManualsLanguageFile TypeFile Size
Installation guide DTM Collection Interface TechnologyENGPDF7359 KB
Manual Isolated Barriers K-systemENGPDF760 KB
Manual KF**-UFT-(Ex)2.DENGPDF1611 KB
Installation et configuration de l'interface conventionnelle de collection de DTMFRAPDF6173 KB
Manuel pour Barrières Isolées de Système KFRAPDF759 KB
Handbuch KF**-UFT-(Ex)2.DGERPDF1422 KB
Handbuch Trennbarrieren K-SystemGERPDF745 KB
Installationsanleitung DTM Collection Interface TechnologyGERPDF7023 KB
Manual Isolated Barriers K-systemRUSPDF4107 KB
Instruction leaflets
Operator card KF**-UFT-**2.D / Bedienkarte KF**-UFT-**2.DALLPDF831 KB
Instructions, short instructions, safety information
ИнструкцииBULPDF62 KB
Návod k poużitíCZEPDF57 KB
Instruktions manualDANPDF55 KB
Instruction manualENGPDF49 KB
Quick Start Guide PACTware and DTM Collection Interface TechnologyENGPDF4413 KB
KasutusjuhendESTPDF53 KB
KäyttöohjeFINPDF53 KB
Configuration de l'interface conventionnelle de collection de DTMFRAPDF757 KB
Manuel d'instructionsFRAPDF91 KB
BetriebsanleitungGERPDF51 KB
Kurzanleitung PACTware und DTM Collection Interface TechnologyGERPDF4369 KB
Οδηγίες χρήσηςGREPDF65 KB
HandleidingHOLPDF67 KB
Instruction manual / BetriebsanleitungHRVPDF65 KB
Használati útmutatóHUNPDF66 KB
Manuale di istruzioniITAPDF89 KB
Lietošanas pamācībaLAVPDF65 KB
Instrukciju vadovasLITPDF65 KB
Instrukcja obsługiPOLPDF68 KB
Manual de instruçõesPORPDF68 KB
Manual de utilizareRONPDF67 KB
Návod na poużitieSLKPDF126 KB
Manual de instruccionesSPAPDF91 KB

Approvals+Certificates: KFU8-UFT-Ex2.D

Statements of complianceCertificate No.File TypeFile Size
EU-Declaration of conformity / EU-KonformitätserklärungDOC-2760PDF74 KB
Belarus11-1-019-2013PDF1639 KB
Brasil TUV Rheinland BrazilTÜV 14.0357PDF856 KB
Canada FMCoC 3009603CPDF39 KB
China NEPSIGYJ 161233PDF2979 KB
DNV GL MarineA-13714PDF41 KB
Europe TUV Nord ATEX Category (1)TÜV 99 ATEX 1471PDF2701 KB
India CCOEA/P/HQ/MH/104/3928(P354023)PDF598 KB
Russia Belarus EAC Kazakhstan NANIO "CCVE"TC RU C-IT.GB05.B.00718PDF2731 KB
Russia VNIIMS Pattern ApprovalDE.C.33.004.A No.34620PDF4530 KB
TUV Nord IECEx Certificate of ConformityIECEx TUN 04.0007LINK---
USA FMCoC 3009603PDF40 KB
Control drawings
Control Drawing FM / Control Drawing FM   PDF156 KB

Software: KFU8-UFT-Ex2.D

Device type managersRelease InfoFile TypeFile Size
DTM Collection Interface Technology 2 / DTM Collection Interface Technology KB
Software Tools
PACTware 4.1 SP4 / PACTware 4.1 SP44.1.0.50ZIP36031 KB
Download the compendium on Functional Safety

Free PDF Download: Compendium Functional Safety

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