Datasheet

Product Data Sheet RER101-36/14N/2HHA-184
01/31/2019 page 5 of 11
3.3 Electrical Interface - Output
Tacho type /2 (open collector)
Features Note Values
Tacho operating voltage U
BS
Min.: 4,0 V Max.: 30,0
V
Tacho signal Low U
S low
I sink: 2 mA <=0,3 V
Tacho signal High U
S high
I source: 1 mA 30,0 V
Maximum sink current I
sink
<= 10 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)
3.4 Electrical Features
Electronic function Speed-Controlled
Reversed polarity protection Rectifying diode
Max. residual current at U
N
I
F
<= 100 uA
Locked rotor protection Auto restart
Locked rotor current at U
N
I
block
approx. 3.000 mA
Clock signal at locked rotor t
3
/ t
4
typical: 1,0 s / 20,0 s