Datasheet

Product Data Sheet 414 F/2
02/02/2019 page 5 of 10
3.2 Electrical Interface - Output
Tacho type /2 (open collector)
Features Note Values
Tacho operating voltage U
BS
<= 30 V
Tacho signal Low U
S low
I sink: 1 mA <= 0,4 V
Tacho signal High U
S high
I source: 0 mA <=30 V
Maximum sink current I
sink
<= 2 mA
Maximum source current 0 mA
External resistor
External resistor Ra from UBS to US required. All voltages measured
to GND.
Tacho frequency (2 x n) / 60
Tacho isolated from motor No
Slew rate => 0,5 V/us
n = revolutions per minute (1/min)
3.3 Electrical Features
Electronic function None
Reversed polarity protection Rectifying diode
Max. residual current at U
N
I
F
<= 30 nA
Locked rotor protection Impedance protected
Locked rotor current at U
N
I
block