Select Your Country

Go to global website

KCD2-SCS-Ex2 SMART Transmitter Power Supply/SMART Current Driver

Key Benefits at a Glance

  • 2-channel isolated barrier
  • 24 V DC supply (Power Rail)
  • Analog input (AI), Analog output (AO)
  • Operates as transmitter power supply or current driver
  • Housing width 12.5 mm
  • Up to SIL 2 (SC 3) acc. to IEC/EN 61508

Show more

Please contact us for exact delivery estimation.416.85 GBP Net price—your individual price will be shown during checkout process.
Approval
HART® interface
Product Compliance: USA - cULus
Approval
Product Compliance: Europe – CE
Functional Safety: Safety Integrity Level - 2
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 or Pepperl+Fuchs AG, also apply to Pepperl+Fuchs SE.

EN
  • DE
  • EN
  • ES
  • FR
  • PL

Technical data of KCD2-SCS-Ex2

Signal typeAnalog input/analog output
Safety Integrity Level (SIL)SIL 2
Systematic capability (SC)SC 3
ConnectionPower Rail or terminals 9+, 10-
Rated voltageUr19 ... 30 V DC
Ripplemax. 10 %
Rated currentIrmax. 88 mA at 24 V
Power dissipationmax. 1.4 W
Power consumptionmax. 2.1 W
Number of channels2
Suitable field devices2-wire SMART transmitters
Signal0/4 ... 20 mA , limited to approx. 30 mA
Field circuitterminals 1+, 2-, 3+, 4-
Available voltagemin. 15 V at 20 mA
min. 18 V at 4 mA
Control circuitterminals 5-, 6+; 7-, 8+
limited electrical values : max. 30 V , max. 2 A
Input voltageVoltage across terminals 10 ... 30 V. If the current is supplied from a source > 24 V,
series resistance of ≥ (V - 24)/0.02 Ω is needed, where V is the source voltage.
The maximum value of the resistance is (V - 10)/0.02 Ω. (sink output)
Loadmax. 350 Ω (source output)
Ripple20 mV eff
Number of channels2
Suitable field devicesSMART I/P converters (positioner), on-site-displays
Signal0/4 ... 20 mA , limited to approx. 30 mA
Field circuitterminals 1+, 2-, 3+, 4-
Loadmax. 650 Ω
Voltagemin. 13 V at 20 mA
Ripple20 mV eff , on all signal terminals
Control circuitterminals 5-, 6+; 7-, 8+
limited electrical values : max. 30 V , max. 2 A
Voltage dropmax. 6 V
Line fault detection> 100 kΩ at max. 30 V, with field wiring open
Deviationmax. 20 µA incl. calibration, linearity, hysteresis, loads and fluctuations of supply voltage
Influence of ambient temperature< 2 µA/K (-40 ... 70 °C (-40 ... 158 °F))
Frequency rangefield side into the control side: bandwidth with 0.5 Vpp signal 0 ... 3 kHz (-3 dB)
control side into the field side: bandwidth with 0.5 Vpp signal 0 ... 3 kHz (-3 dB)
Settling timemax. 200 ms
Rise time/fall timemax. 100 ms (10 ... 90 %)
Field circuit/control circuitbasic insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff
Control circuit/control circuitfunctional isolation, rated voltage: 50 V
Field circuit/power supplyreinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff
Control/power supplybasic insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff
Display elementsLED
Factory settinganalog input with source output
Configurationvia DIP switches
Labelingspace for labeling at the front
Electromagnetic compatibility
Directive 2014/30/EUEN 61326-1:2013 (industrial locations)
Electromagnetic compatibilityNE 21:2017
EN 61326-3-2:2018
Degree of protectionIEC 60529:2001
Protection against electrical shockUL 61010-1:2019
Ambient temperature-40 ... 70 °C (-40 ... 158 °F)
Degree of protectionIP20
Connectionscrew terminals
Massapprox. 115 g
Dimensions12.5 x 124 x 114 mm (0.5 x 4.9 x 4.5 inch) (W x H x D) , housing type A2
Mountingon 35 mm DIN mounting rail acc. to EN 60715:2001
EU-type examination certificateUL 22 ATEX 2786 X
MarkingEx-Hexagon II (1)G [Ex ia Ga] IIC
[exsign] II (1)D [Ex ia Da] IIIC
[exsign] I (M1) [Ex ia Ma] I
OutputEx ia, Ex iaD
VoltageUo25.2 V
CurrentIo100 mA
PowerPo630 mW
Internal capacitanceCi1.05 nF
Internal inductanceLi 0
Supply
Maximum safe voltageUm250 V rms (Attention! The rated voltage can be lower.)
Input
Maximum safe voltageUm250 V rms (Attention! The rated voltage can be lower.)
CertificateUL 22 ATEX 2787 X
MarkingEx-Hexagon II 3G Ex ec IIC T4 Gc [device in zone 2]
Galvanic isolation
Field circuit/control circuitsafe electrical isolation acc. to IEC/EN 60079-11, voltage peak value 375 V
Field circuit/power supplysafe electrical isolation acc. to IEC/EN 60079-11, voltage peak value 375 V
Directive conformity
Directive 2014/34/EUEN IEC 60079-0:2018 , EN 60079-11:2012 , EN IEC 60079-7:2015+A1:2018
UL approvalE106378
Control drawing116-0490 (cULus)
IECEx approval
IECEx certificateIECEx ULD 22.0020X
IECEx marking[Ex ia Ga] IIC , [Ex ia Da] IIIC , [Ex ia Ma] I
Ex ec IIC T4 Gc
Supplementary informationObserve the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com.
General Notes