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KCD2-STC-Ex1 SMART Transmitter Power Supply
Key Benefits at a Glance
- 1-channel isolated barrier
- 24 V DC supply (Power Rail)
- Input for 2-wire SMART transmitters and current sources
- Output for 4 mA ... 20 mA or 1 V ... 5 V
- Housing width 12.5 mm
- Up to SIL 2 (SC 3) acc. to IEC/EN 61508
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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.
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Technical data of KCD2-STC-Ex1
Signal type | Analog input |
Safety Integrity Level (SIL) | SIL 2 | |
Systematic capability (SC) | SC 3 |
Connection | Power Rail or terminals 9+, 10- | |
Rated voltage | Ur | 19 ... 30 V DC |
Ripple | ≤ 10 % | |
Rated current | Ir | ≤ 45 mA at 24 V and 20 mA source mode output |
Power dissipation | ≤ 800 mW | |
Power consumption | ≤ 1.1 W |
Connection side | field side | |
Connection | terminals 1+, 2-; 3+, 4- | |
Input signal | 4 ... 20 mA limited to approx. 26 mA | |
Open circuit voltage/short-circuit current | terminals 1+, 2-: 22 V / 26 mA | |
Voltage drop | terminals 3+, 4- : approx. 5 V | |
Available voltage | terminals 1+, 2-: ≥ 15 V at 20 mA ; ≥ 18 V at 4 mA |
Connection side | control side | |
Connection | terminals 5-, 6+ terminals 5-, 8+ for HART resistor | |
Load | 0 ... 350 Ω (source mode) | |
Output signal | source mode: 4 ... 20 mA or 1 ... 5 V (internal resistor: 250 Ω, 0.1 %) sink mode: 4 ... 20 mA, operating voltage 10 ... 30 V For additional internal or external loads (e. g. terminal +8) the voltage drop has to be considered, e. g. 250 Ω x 20 mA = 5 V. | |
Ripple | 20 mV rms |
Deviation | at 20 °C (68 °F) < 0.1 % of full scale, incl. non-linearity and hysteresis (source mode and sink mode 4 ... 20 mA) ≤ ± 0.2 % incl. non-linearity and hysteresis (source mode 1 ... 5 V) | ||||
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Frequency range | field 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 time | ≤ 50 ms | ||||
Rise time/fall time | ≤ 10 ms |
Input/Output | basic insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff | |
Input/power supply | reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff | |
Output/power supply | basic insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff |
Display elements | LED | |
Control elements | DIP switch | |
Configuration | via DIP switches | |
Labeling | space for labeling at the front |
Electromagnetic compatibility | |||||
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Electromagnetic compatibility | NE 21:2017 EN 61326-3-2:2018 | |
Degree of protection | IEC 60529:2001 | |
Protection against electrical shock | UL 61010-1:2019 |
Ambient temperature | -40 ... 70 °C (-40 ... 158 °F) |
Degree of protection | IP20 | ||||||||||
Connection | screw terminals | ||||||||||
Mass | approx. 100 g | ||||||||||
Dimensions | 12.5 x 119 x 114 mm (0.5 x 4.7 x 4.5 inch) (W x H x D) , housing type A2 | ||||||||||
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Mounting | on 35 mm DIN mounting rail acc. to EN 60715:2001 |
EU-type examination certificate | CESI 06 ATEX 021 X | |||||||||||||||||||||||||
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Supply | ||||||||||||||||||||||||||
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Equipment | terminals 1+, 2- | |||||||||||||||||||||||||
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Equipment | terminals 3+, 4- | |||||||||||||||||||||||||
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Certificate | CESI 19 ATEX 021 X | |||||||||||||||||||||||||
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Galvanic isolation | ||||||||||||||||||||||||||
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Directive conformity | ||||||||||||||||||||||||||
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FM approval | ||||||||
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UL approval | E106378 | |||||||
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IECEx approval | ||||||||
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Supplementary information | Observe the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com. |