Pepperl+Fuchs KCD2-SCS-Ex2
SMART Transmitter Power Supply/SMART Current Driver
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- 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
Item Number:
KCD2-SCS-Ex2
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- Overview
- Comments
| Signal type | Analog input/analog output | |
| Safety Integrity Level (SIL) | SIL 2 | |
| Systematic capability (SC) | SC 3 | |
| Connection | Power Rail or terminals 9+, 10- | |
| Rated voltage | 19 ... 30 V DC | |
| Ripple | max. 10 % | |
| Rated current | max. 88 mA at 24 V | |
| Power dissipation | max. 1.4 W | |
| Power consumption | max. 2.1 W | |
| Number of channels | 2 | |
| Suitable field devices | 2-wire SMART transmitters | |
| Signal | 0/4 ... 20 mA , limited to approx. 30 mA | |
| Field circuit | terminals 1+, 2-, 3+, 4- | |
| Available voltage | min. 15 V at 20 mA min. 18 V at 4 mA | |
| Control circuit | terminals 5-, 6+; 7-, 8+ limited electrical values : max. 30 V , max. 2 A | |
| Input voltage | Voltage 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) | |
| Load | max. 350 Ω (source output) | |
| Ripple | 20 mV eff | |
| Number of channels | 2 | |
| Suitable field devices | SMART I/P converters (positioner), on-site-displays | |
| Signal | 0/4 ... 20 mA , limited to approx. 30 mA | |
| Field circuit | terminals 1+, 2-, 3+, 4- | |
| Load | max. 650 Ω | |
| Voltage | min. 13 V at 20 mA | |
| Ripple | 20 mV eff , on all signal terminals | |
| Control circuit | terminals 5-, 6+; 7-, 8+ limited electrical values : max. 30 V , max. 2 A | |
| Voltage drop | max. 6 V | |
| Line fault detection | > 100 kΩ at max. 30 V, with field wiring open | |
| Deviation | max. 20 ВµA incl. calibration, linearity, hysteresis, loads and fluctuations of supply voltage | |
| Influence of ambient temperature | < 2 ВµA/K (-40 ... 70 В°C (-40 ... 158 В°F)) | |
| 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 | max. 200 ms | |
| Rise time/fall time | max. 100 ms (10 ... 90 %) | |
| Field circuit/control circuit | basic insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff | |
| Control circuit/control circuit | functional isolation, rated voltage: 50 V | |
| Field circuit/power supply | reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff | |
| Control/power supply | basic insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff | |
| Display elements | LED | |
| Factory setting | analog input with source output | |
| Configuration | via DIP switches | |
| Labeling | space for labeling at the front | |
| Electromagnetic compatibility | ||
| Directive 2014/30/EU | EN 61326-1:2013 (industrial locations) | |
| 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 В°C (-40 ... 158 В°F) | |
| Degree of protection | IP20 | |
| Connection | screw terminals | |
| Mass | approx. 115 g | |
| Dimensions | 12.5 x 124 x 114 mm (0.5 x 4.9 x 4.5 inch) (W x H x D) , housing type A2 | |
| Mounting | on 35 mm DIN mounting rail acc. to EN 60715:2001 | |
| EU-type examination certificate | UL 22 ATEX 2786 X | |
| Marking | II (1)G [Ex ia Ga] IIC II (1)D [Ex ia Da] IIIC I (M1) [Ex ia Ma] I | |
| Output | Ex ia, Ex iaD | |
| Voltage | 25.2 V | |
| Current | 100 mA | |
| Power | 630 mW | |
| Internal capacitance | 1.05 nF | |
| Internal inductance | 0 | |
| Supply | ||
| Maximum safe voltage | 250 V rms (Attention! The rated voltage can be lower.) | |
| Input | ||
| Maximum safe voltage | 250 V rms (Attention! The rated voltage can be lower.) | |
| Certificate | UL 22 ATEX 2787 X | |
| Marking | II 3G Ex ec IIC T4 Gc [device in zone 2] | |
| Galvanic isolation | ||
| Field circuit/control circuit | safe electrical isolation acc. to IEC/EN 60079-11, voltage peak value 375 V | |
| Field circuit/power supply | safe electrical isolation acc. to IEC/EN 60079-11, voltage peak value 375 V | |
| Directive conformity | ||
| Directive 2014/34/EU | EN IEC 60079-0:2018 , EN 60079-11:2012 , EN IEC 60079-7:2015+A1:2018 | |
| UL approval | E106378 | |
| Control drawing | 116-0490 (cULus) | |
| IECEx approval | ||
| IECEx certificate | IECEx ULD 22.0020X | |
| IECEx marking | [Ex ia Ga] IIC , [Ex ia Da] IIIC , [Ex ia Ma] I Ex ec IIC T4 Gc | |
| Supplementary information | Observe the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com. | |
| ECLASS 13.0 | 27210120 | |
| ECLASS 12.0 | 27210120 | |
| ECLASS 11.0 | 27210120 | |
| ECLASS 10.0.1 | 27210120 | |
| ECLASS 9.0 | 27210120 | |
| ECLASS 8.0 | 27210120 | |
| ECLASS 5.1 | 27210120 | |
| ETIM 9.0 | EC002653 | |
| ETIM 8.0 | EC002653 | |
| ETIM 7.0 | EC002653 | |
| ETIM 6.0 | EC002653 | |
| ETIM 5.0 | EC001485 | |
| UNSPSC 12.1 | 32101514 | |
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