User Manual

4/8 Bosch Rexroth AG
HDD RE 95 135/06.06
Block Circuit Diagram
NPN output
U
B
U
f1
U
D
or U
f2
GND
5K 5K
PNP output
U
B
U
f1
U
D
or U
f2
GND
5K 5K
Pin Layout
PIN Core colour Connection
1 brown supply voltage U
B
2 blue Ground GND
3 black frequency U
f1
4 white at HDD1 direction of rotation U
D
at HDD2 frequency U
f2
Calculation of output signal level
Output circuit NPN
U
B
5k
U
A
R
L
Output
U
B
High Signal U
A
= U
B
–
_______
• 5k
5k + R
L
Low Signal U
A
≤ 2V
Output circuit PNP
U
B
Output
U
A
R
L
5k
High Signal U
A
≥ U
B
– 2V
Low Signal U
A
≤ 1V
The output circuits for the speed signal and direction of
rotation signals are indentical.
Output Signals