6 System integration
Operating manual mzr-2521 and mzr-2921
Last update: June 2019
Technical data subject to change without prior notice!
37
5.
Connect 24 VDC to the clamps. Pay attention to the correct polarity
(clamp 3 = »+«; clamp 4 = »-«).
figure 27
Voltage supply of the S-KD control unit
While connecting the DC voltage pay attention to the correct polarity,
otherwise electronics may be damaged.
Remark:
The internal potentiometer of the control unit is preset for operation with the
micro annular gear pumps mzr-2521 and mzr-2921 and for operation with the
external potentiometer.
Pin
Function
Potentiometer set
P1
n
max
70 %
P2
IxR
0 %
P3
Offset
50 %
P4
I
max
20 %
P5
Gain
10 %
table 18
Default set of the internal potentiometer
Pin
Function
Potentiometer set
P1
n
max
65 %
P2
IxR
0 %
P3
Offset
50 %
P4
I
max
20 %
P5
Gain
10 %
table 19
Set of the internal potentiometer in the 0 - 10 V operation