Pepperl+Fuchs KFD2-SCD2-Ex1.LK
SMART Current Driver
1-channel isolated barrier
24 V DC supply (Power Rail)
- Overview +
- Comments +
This model is a signal conditioner designed for complex signal processing in hazardous areas. The KFD2-SCD2-Ex1.LK provides precise isolation and conditioning for various input signals, making it suitable for applications that require accurate data and high safety standards.
Datasheet:
Degree of protectionIEC 60529
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
Rated voltage | 19 ... 30 V DC |
Mounting | on 35 mm DIN mounting rail acc. to EN 60715:2001 |
Voltage | ≥ 13 V at 20 mA |
Safety Integrity Level (SIL) | SIL 2 |
Rise time | 10 to 90 % ≤ 10 ms |
Accuracy | 0.1 % |
Electromagnetic compatibility | NE 21:2012 EN 61326-3-2:2008 |
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) |
Connection side | field side |
Connection | terminals 1+, 2- terminals 3+, 2- (no short circuit detection) |
Signal type | Analog output |
Deviation | at 20 ?°C (68 ?°F), 4 ... 20 mA < 0.1 % of full scale, incl. non-linearity and hysteresis |
Supplementary information | Observe the certificates, declarations of conformity, instruction manuals, and manuals where applicable. For information see www.pepperl-fuchs.com. |
Degree of protection | IP20 |
Protection against electrical shock | UL 61010-1:2012 |
Power consumption | ≤ 700 mW |
Input voltage | open loop voltage of the control system ≤ 30 V |
Labeling | space for labeling at the front |
Dimensions | 20 x 124 x 115 mm (0.8 x 4.9 x 4.5 inch) , housing type B2 |
Display elements | LEDs |
Output/power supply | reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff |
Optional accessories | - power feed module KFD2-EB2(.R4A.B)(.SP) - universal power rail UPR-03(-M)(-S) - profile rail K-DUCT-BU(-UPR-03) |
UL approval | E106378 |
Connection | screw terminals |
Input resistance | field wiring open circuit : > 100 kΩ field wiring < 50 Ω : > 100 kΩ when using terminals 1 and 2 |
Connection | Power Rail or terminals 14+, 15- |
Load | 100 ... 650 Ω , for terminals 1, 2 0 ... 550 Ω , for terminals 2, 3 |
Mass | approx. 115 g |
Current | 4 ... 20 mA |
Ambient temperature | -40 ... 70 ?°C (-40 ... 158 ?°F) |
EU-type examination certificate | BAS 00 ATEX 7240 X |
Rated current | ≤ 30 mA at 24 V |
Input/Output | basic insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff |
Voltage drop | approx. 6 V at 20 mA |
Input signal | 4 ... 20 mA , limited to approx. 30 mA |
Ripple | 20 mV rms |
Certificate | T??V 99 ATEX 1499 X |
Connection | terminals 7-, 8+, (9+) |
Connection side | control side |
Ripple | ≤ 10 % |
Power dissipation | ≤ 600 mW at 20 mA and 500 Ω load |
Input/power supply | basic insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff |
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