Pepperl+Fuchs KFD2-SCD2-Ex1.LK SMART Current Driver
General specifications
Signal type Analog output
Functional safety related parameters
Safety Integrity Level (SIL) SIL 2
Systematic capability (SC) SC 3
Supply
Connection Power Rail or terminals 14+, 15-
Rated voltage 19 ... 30 V DC
Ripple ≤ 10 %
Rated current ≤ 30 mA at 24 V
Power dissipation ≤ 600 mW at 20 mA and 500 Ω load
Power consumption ≤ 700 mW
Input
Connection side control side
Connection terminals 7-, 8+, (9+)
Input signal 4 ... 20 mA , limited to approx. 30 mA
Input voltage open loop voltage of the control system ≤ 30 V
Voltage drop approx. 6 V at 20 mA
Input resistance field wiring open circuit : > 100 kΩ
field wiring < 50 Ω : > 100 kΩ when using terminals 1 and 2
Output
Connection side field side
Connection terminals 1+, 2-
terminals 3+, 2- (no short circuit detection)
Voltage ≥ 13 V at 20 mA
Current 4 ... 20 mA
Load 100 ... 650 Ω , for terminals 1, 2
0 ... 550 Ω , for terminals 2, 3
Ripple 20 mV rms
Line fault detection breakage, load > 100 kΩ, short-circuit, load < 50 Ω
Fault indication output
Output type open collector transistor (internal fault bus)
Transfer characteristics
Deviation at 20 °C (68 °F), 4 ... 20 mA
< 0.1 % of full scale, incl. non-linearity and hysteresis
Influence of ambient temperature < 2 µA/K (-20 ... 70 °C (-4 ... 158 °F)); < 4 µA/K (-40 ... -20 °C (-40 ... -4 °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)
Rise time 10 to 90 % ≤ 10 ms
Galvanic isolation
Input/Output basic insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff
Input/power supply basic insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff
Output/power supply reinforced insulation according to IEC/EN 61010-1, rated insulation voltage 300 Veff
Indicators/settings
Display elements LEDs
Labeling space for adhesive label at the front
Directive conformity
Electromagnetic compatibility
Directive 2014/30/EU EN 61326-1:2013 (industrial locations)
Conformity
Electromagnetic compatibility NE 21:2017
EN 61326-3-2:2018
Degree of protection IEC 60529
Protection against electrical shock UL 61010-1:2012
Ambient conditions
Ambient temperature -40 ... 70 °C (-40 ... 158 °F)
Mechanical specifications
Degree of protection IP20
Connection screw terminals
Mass approx. 115 g
Dimensions 20 x 124 x 115 mm (0.8 x 4.9 x 4.5 inch) (W x H x D) , housing type B2
Mounting on 35 mm DIN mounting rail acc. to EN 60715:2001
Similar model numbers:
KFD0-CS-Ex1.51P
KFD0-SCS-Ex1.55
KFD2-SCD2-Ex1.LK
KFD2-SCD2-Ex2.LK
KFD0-CS-Ex1.50P
KFD0-CS-Ex2.50P
KFD0-CS-Ex2.51P
KCD2-SCD-Ex1.ES
KCD2-SCD-Ex1.ES.SP
KCD2-SCD-Ex1
KCD2-SCD-Ex1.SP
KFD2-CD-Ex1.32
Any questions, feel free to contact us
jeff@hkxytech.com jeff@whxyauto.com +86-15072331761
