Pepperl+Fuchs KFD2-STC5-Ex1
SMART Transmitter Power Supply
- 1-channel isolated barrier
- 24 V DC supply (Power Rail)
- Input 2-wire and 3-wire SMART transmitters and 2-wire SMART current sources
- Output 0/4 mA ... 20 mA current sink/current source
- Terminals with test points
- Up to SIL 2 acc. to IEC 61508
- Overview +
- Comments +
The KFD2-STC5-Ex1 is a single-channel isolated barrier with 24 V DC power supply for 2-wire and 3-wire SMART transmitters and 2-wire SMART power sources. It provides secure signal transmission with safety level up to SIL 2 according to IEC/EN 61508. The device is highly reliable and accurate, making it ideal for use in industrial environments. Its compact design and easy installation make it easy to integrate into existing automation systems.
| IECEx approval | IECEx CML 17.0015X |
| Available voltage | 16 V at 20 mA terminals 1+, 3 |
| Certificate | CML 17 ATEX 3028X |
| Connection | terminals 1+, 2-, 3 |
| Safety Integrity Level (SIL) | SIL 2 |
| Dimensions | 20 x 124 x 115 mm (0.8 x 4.9 x 4.5 inch) , housing type B2 |
| Ripple | max. 50 andmicro;A rms |
| Protection against electrical shock | UL 61010-1:2012 |
| Deviation | at 20 ?°C (68 ?°F), 0/4 ... 20 mA 10 andmicro;A incl. calibration, linearity, hysteresis, loads and fluctuations of supply voltage |
| Degree of protection | IEC 60529:2001 |
| Mass | approx. 150 g |
| Power consumption | 1.6 W at maximum load |
| Signal type | Analog input |
| Rated voltage | 18 ... 30 V DC |
| Input signal | 0/4 ... 20 mA |
| Load | 0 ... 800 andOmega; |
| Output signal | 0/4 ... 20 mA (overload > 25 mA) |
| Settling time | 200 micro/s |
| Ripple | within the supply tolerance |
| Connection | Power Rail or terminals 14+, 15- |
| Equipment | terminals 1+, 2 / 3- |
| Mounting | on 35 mm DIN mounting rail acc. to EN 60715:2001 |
| Electromagnetic compatibility | NE 21:2012 EN 61326-3-2:2008 |
| Ambient temperature | -20 ... 60 ?°C (-4 ... 140 ?°F) |
| Connection | terminals 7+, 8-, 9- (sink) terminals 7-, 8+, 9+ (source) see additional information |
| Supplementary information | Observe the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com. |
| Output/power supply | functional insulation, rated insulation voltage 50 V AC |
| Labeling | space for labeling at the front |
| Optional accessories | - power feed module KFD2-EB2(.R4A.B)(.SP) - universal power rail UPR-03(-M)(-S) - profile rail K-DUCT-BU(-UPR-03) |
| Equipment | terminals 1+, 3- |
| Display elements | LED |
| Input resistance | max. 265 andOmega; terminals 2-, 3 , max. 330 andOmega; terminals 1+, 3 |
| Frequency range | field side into the control side: bandwidth with 0.5 Vpp signal 0 ... 7.5 kHz (-3 dB) control side into the field side: bandwidth with 0.5 Vpp signal 0.3 ... 7.5 kHz (-3 dB) |
| Connection side | control side |
| Power dissipation | 1 W at maximum load |
| Rise time/fall time | 100 micro/s |
| External supply (loop) | 2 ... 30 V DC |
| Connection side | field side |
| EU-Type Examination Certificate | CML 17 ATEX 2029X |
| Equipment | terminals 2-, 3 |
| Degree of protection | IP20 |
| Connection | screw terminals |
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