Home » PEPPERL+FUCHS Frequenzmessumformer mit Drehrichtungs- und Schlupfmeldung KFU8-UFT-2.D

PEPPERL+FUCHS Frequenzmessumformer mit Drehrichtungs- und Schlupfmeldung KFU8-UFT-2.D

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PEPPERL+FUCHS Frequenzmessumformer mit Drehrichtungs- und Schlupfmeldung KFU8-UFT-2.D

PEPPERL+FUCHS Frequency Converter with Direction and Synchronization Monitor KFU8-UFT-2.D

  • 2-channel signal conditioner
  • Universal usage at different power supplies
  • Dry contact or NAMUR inputs
  • Input frequency 1 mHz ... 1 kHz
  • Current output 0/4 mA ... 20 mA
  • Relay contact and transistor output
  • Start-up override
  • Configurable by PACTware or keypad
  • Line fault detection (LFD)
  • Signal Type: Digital Input

 

Connection terminals 23, 24
Rated voltage 20 ... 90 V DC / 48 ... 253 V AC 50 ... 60 Hz
Rated current approx. 130 mA
Power dissipation 2.2 W / 3.5 VA
Power consumption 2.5 W / 4 VA

 

Programming interface programming socket

 

Connection side field side
Connection input I: terminals 1+, 3-
input II: terminals 4+, 6-
input III: terminals 13+, 14- (control input 1)
input IV: terminals 15+, 14- (control input 2)
Input I, II 2-wire sensor, sensor acc. to EN 60947-5-6 (NAMUR) or mechanical contact
Open circuit voltage/short-circuit current 8.2 V / 10 mA
Switching point/switching hysteresis logic 1: > 2.5 mA ; logic 0: < 1.9 mA
Pulse duration min. 250 µs , overlap on direction of rotation signal: ≥ 125 µs
Input frequency rotation direction monitoring 0.001 ... 1000 Hz slip monitoring 10 ... 1000 Hz
Line fault detection breakage I ≤ 0.15 mA; short-circuit I > 4 mA
Input III, IV
Active/Passive I > 4 mA (for min. 100 ms) / I < 1.5 mA
Open circuit voltage/short-circuit current 18 V / 5 mA

 

Connection side control side
Connection output I: terminals 10, 11, 12
output II: terminals 16, 17, 18
output III: terminals 19+, 20-
output IV: terminals 21+, 20-
output V: terminals 7-, 8+
Output I, II signal, relay
Contact loading 250 V AC / 2 A / cos φ ≥ 0.7 ; 40 DC / 2 A
Mechanical life 5 x 107 switching cycles
Energized/De-energized delay approx. 20 ms / approx. 20 ms
Output III and IV signal , electronic output, passive
Contact loading 40 V DC
Signal level 1-signal: (L+) -2.5 V (50 mA, short-circuit/overload proof)
0-signal: blocked output (off-state current ≤ 10 µA)
Output V analog
Current range 0 ... 20 mA or 4 ... 20 mA
Open loop voltage max. 24 V DC
Load max. 650 Ω
Fault signal downscale I ≤ 3.6 mA, upscale I ≥ 21.5 mA (acc. NAMUR NE43)

 

Input I and II
Measurement range 0.001 ... 1000 Hz
Resolution slip monitoring: 1% frequency measurement: 0,1% of measured value; but >0.001Hz
Accuracy slip monitoring: 1% frequency measurement: 0.5% of measured value; but >0.001Hz
Measuring time frequency measurement: < 100 ms
Influence of ambient temperature 0.003 %/K (30 ppm)
Output I, II
Response delay ≤ 200 ms
Output V
Resolution < 10 µA
Accuracy < 30 µA
Influence of ambient temperature 0.005 %/K (50 ppm)

 

Display elements LEDs , display
Control elements Control panel
Configuration via operating buttons
via PACTware
Labeling space for labeling at the front

 

Electromagnetic compatibility NE 21:2006
Degree of protection IEC 60529:2001
Input EN 60947-5-6:2000

 

Ambient temperature -20 ... 60 °C (-4 ... 140 °F)

 

Degree of protection IP20
Connection screw terminals
Mass 300 g
Dimensions 40 x 119 x 115 mm (1.6 x 4.7 x 4.5 inch) (W x H x D) , housing type C2
Mounting on 35 mm DIN mounting rail acc. to EN 60715:2001

 

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