20.1.2 Speed adjustment and motor range
The speed increment depends on the control model, and operating mode of the pump. This information is
summarised in the table below.
Control methods
Manual PROFIBUS
Universal Un Remote
Manual speed adjustment range
3333:1 (Qdos 20)
5000:1 (Qdos 30)
10000:1 (Qdos 60)
20000:1 (Qdos 120)
5000:1 (Qdos CWT)
Minimum driveshaft adjustment speed
increment
0.007
0.1
0.003
0.003
0.078
(Dependent upon the operating mode and
chosen flow unit)
4-20mA resolution
1600:1
PROFIBUS speed resolution
550:1
(Qdos 20)
1250:1
(Qdos 30)
1250:1
(Qdos 60)
1400:1
(Qdos 120)
1250:1
(Qdos CWT)
20 PRODUCT SPECIFICATION AND EQUIPMENT RATINGS
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