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Switch Amplifier KCD2-SR-Ex2

  • 2-channel isolated barrier
  • 24 V DC supply (Power Rail)
  • Dry contact or NAMUR inputs
  • Relay contact output
  • Line fault detection (LFD)
  • Housing width 12.5 mm
  • Up to SIL 2 acc. to IEC 61508

Download the complete datasheet as a PDF:

Datasheet excerpt: Technical data of KCD2-SR-Ex2

General specifications
Signal typeDigital Input
ConnectionPower Rail or terminals 9+, 10-
Rated voltage19 ... 30 V DC
Ripple≤ 10 %
Rated current≤ 30 mA
Power dissipation≤ 600 mW
Power consumption≤ 600 mW
Connectionterminals 1+, 2-; 3+, 4-
Rated valuesacc. to EN 60947-5-6 (NAMUR)
Open circuit voltage/short-circuit currentapprox. 10 V DC / approx. 8 mA
Switching point/switching hysteresis1.2 ... 2.1 mA / approx. 0.2 mA
Line fault detectionbreakage I ≤ 0.1 mA , short-circuit I ≥ 6.5 mA
Pulse/Pause ratiomin. 20 ms / min. 20 ms
Connectionterminals 5, 6; 7, 8
Output Isignal ; relay
Output IIsignal ; relay
Contact loading253 V AC/2 A/cos φ > 0.7; 126.5 V AC/4 A/cos φ > 0.7; 30 V DC/2 A resistive load
Minimum switch current2 mA / 24 V DC
Energized/De-energized delay≤ 20 ms / ≤ 20 ms
Mechanical life107 switching cycles
Transfer characteristics
Switching frequency≤ 10 Hz
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
Degree of protectionIEC 60529:2001
Ambient conditions
Ambient temperature-20 ... 60 °C (-4 ... 140 °F)
Mechanical specifications
Degree of protectionIP20
Massapprox. 100 g
Dimensions12.5 x 114 x 119 mm (0.5 x 4.5 x 4.7 inch) , housing type A2
Mountingon 35 mm DIN mounting rail acc. to EN 60715:2001
Data for application in connection with hazardous areas
EC-Type Examination CertificateBASEEFA 06 ATEX 0092
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
Statement of conformityPF 06 CERT 0972 X
Group, category, type of protection, temperature classEx-Hexagon II 3G Ex nA nC IIC T4 Gc
Output I, II
Contact loading50 V AC/2 A/cos φ > 0.7; 30 V DC/2 A resistive load
Directive conformity
Directive 2014/34/EUEN 60079-0:2012+A11:2013 , EN 60079-11:2012 , EN 60079-15:2010
International approvals
FM approval
Control drawing116-0419 (cFMus)
UL approval
Control drawing116-0420 (cULus)
IECEx approvalIECEx BAS 06.0025
Approved for[Ex ia Ga] IIC, [Ex ia Da] IIIC, [Ex ia Ma] I

Documents: KCD2-SR-Ex2

ManualsLanguageFile TypeFile Size
Manual Isolated Barriers K-systemENGPDF760 KB
Manuel pour Barrières Isolées de Système KFRAPDF759 KB
Handbuch Trennbarrieren K-SystemGERPDF745 KB
Manual Isolated Barriers K-systemRUSPDF4107 KB
Functional Safety ManualENGPDF463 KB
Instructions, short instructions, safety information
ИнструкцииBULPDF69 KB
Návod k poużitíCZEPDF61 KB
Instruktions manualDANPDF58 KB
Instruction manualENGPDF50 KB
KasutusjuhendESTPDF56 KB
KäyttöohjeFINPDF56 KB
Manuel d'instructionsFRAPDF97 KB
BetriebsanleitungGERPDF62 KB
Οδηγίες χρήσηςGREPDF73 KB
HandleidingHOLPDF72 KB
Instruction manual / BetriebsanleitungHRVPDF70 KB
Használati útmutatóHUNPDF71 KB
Manuale di istruzioniITAPDF93 KB
Lietošanas pamācībaLAVPDF68 KB
Instrukciju vadovasLITPDF68 KB
Instrukcja obsługiPOLPDF72 KB
Manual de instruçõesPORPDF72 KB
Manual de utilizareRONPDF71 KB
Návod na poużitieSLKPDF130 KB
Manual de instruccionesSPAPDF95 KB

Approvals+Certificates: KCD2-SR-Ex2

Statements of complianceCertificate No.File TypeFile Size
EU-Declaration of conformity / EU-KonformitätserklärungDOC-0637APDF98 KB
Canada UL cULE106378 cUL (QUZW7)LINK---
Baseefa IECEx Certificate of ConformityIECEx BAS 06.0025LINK---
Europe Baseefa ATEX Category (M1) ATEX Category (1) GDBaseefa 06 ATEX 0092PDF1196 KB
Canada FMCoC 3026499CPDF54 KB
USA FMCoC 3026499PDF54 KB
Europe Pepperl+Fuchs ATEX Category 3 GPF06CERT0972 XPDF205 KB
exida Functional Safety AssessmentP+F 1109-099-C R026 V1R0PDF464 KB
DNV GL MarineA-13714PDF41 KB
China NEPSIGYJ 12.1422PDF2464 KB
Australia SIMTARS Group IANZEx 08.2008XPDF359 KB
Belarus11-1-019-2013PDF1639 KB
Pepperl+Fuchs Functional Safety AssessmentPF 12 CERT 2161PDF64 KB
India PESO (India) CCOEA/P/HQ/MH/104/2809 (P306414)PDF1090 KB
Russia Belarus EAC Kazakhstan NANIO "CCVE"TC RU C-IT.GB05.B.00718PDF2731 KB
Control drawings
Control Drawing FM / Control Drawing FM   PDF208 KB
Control Drawing UL / Control Drawing UL   PDF208 KB