Pepperl+Fuchs KFD2-SCD2-Ex2.LK
SMART Current Driver
2-channel isolated barrier
24 V DC supply (Power Rail)
- Overview +
- Comments +
The KFD2-SCD2-Ex2.LK is an advanced signal conditioner designed for the safe processing of signals in hazardous areas. It provides robust galvanic isolation for up to two channels, ensuring reliable signal integrity. The device is compatible with various input types, including temperature and pressure sensors, making it ideal for process automation in environments with stringent safety requirements.
Datasheet:
Mountingon 35 mm DIN mounting rail acc. to EN 60715:2001
Current output up to 650 &Omega- load
HART I/P and valve positioner
Line fault detection (LFD)
Accuracy 0.1 %
Up to SIL 2 acc. to IEC 61508
Power dissipation | ≤ 1 W at 20 mA and 500 Ω load |
Current | 4 ... 20 mA |
Accuracy | 0.1 % |
Connection side | control side |
Connection | terminals 1+, 2-; 4+, 5- terminals 3+, 2-; 6+, 5- (no short circuit detection) |
Voltage drop | approx. 6 V at 20 mA |
Certificate | T??V 99 ATEX 1499 X |
Degree of protection | IEC 60529 |
Rated current | ≤ 60 mA at 24 V |
Display elements | LEDs |
Supplementary information | Observe the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com. |
Rated voltage | 19 ... 30 V DC |
Input resistance | field wiring open circuit : > 100 kΩ field wiring < 50 Ω : > 100 kΩ when using terminals 1, 2 and 4, 5 |
Connection | screw terminals |
Safety Integrity Level (SIL) | SIL 2 |
Degree of protection | IP20 |
Input signal | 4 ... 20 mA , limited to approx. 30 mA |
EU-type examination certificate | BAS 00 ATEX 7240 X |
Mass | approx. 135 g |
Load | 100 ... 650 Ω , for terminals 1, 2; 4, 5 0 ... 550 Ω , for Terminals 2, 3; 5, 6 |
Power consumption | ≤ 1.2 W |
Rise time | 10 to 90 % ≤ 10 ms |
Ambient temperature | -40 ... 70 ?°C (-40 ... 158 ?°F) |
Input/input | functional insulation, rated insulation voltage 50 V AC |
Protection against electrical shock | UL 61010-1:2012 |
Input voltage | open loop voltage of the control system ≤ 30 V |
Ripple | 20 mV rms |
Electromagnetic compatibility | NE 21:2012 EN 61326-3-2:2008 |
Input/Output | basic insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff |
Dimensions | 20 x 124 x 115 mm (0.8 x 4.9 x 4.5 inch) , housing type B2 |
UL approval | E106378 |
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) |
Input/power supply | basic insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff |
Signal type | Analog output |
Connection | terminals 7-, 8+, (9+); 10-, 11+, (12+) |
Voltage | ≥ 13 V at 20 mA |
Deviation | at 20 ?°C (68 ?°F), 4 ... 20 mA < 0.1 % of full scale, incl. non-linearity and hysteresis |
Ripple | ≤ 10 % |
Connection side | field side |
Output/power supply | reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff |
Labeling | space for labeling at the front |
Connection | Power Rail or terminals 14+, 15- |
Optional accessories | - power feed module KFD2-EB2(.R4A.B)(.SP) - universal power rail UPR-03(-M)(-S) - profile rail K-DUCT-BU(-UPR-03) |
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