1 General information
Operating manual mzr-2521 and mzr-2921
6
Technical data subject to change without prior notice!
Last update: June 2019
1.6
Technical data of the drive
The micro annular gear pumps mzr-2521 and mzr-2921 are driven by
DC motors with graphite brushes. The motors are highly dynamic and suitable for
programmed dosage tasks performed by the micro annular gear pump.
Measurements
Diameter of the motor housing
13 mm
Length of the motor housing
42 mm
Performance parameters
Nominal voltage
18 V
Max. continuous torque
2,47 mNm
Power
3 W
No-load speed at 18 V
12,800 rpm
No-load speed at 9 V
6000 rpm
Max. continuous current
217 mA
Terminal resistance
21.5
Ω
Speed constant
738 rpm/V
Terminal inductance
0.75 mH
Speed range
1 --- 6000 rpm
Cable length
150 mm
table 2
Technical data of the micro annular gear pumps mzr-2521 and mzr-2921
1
2
10
9
1
2
6
5
10-pole
6-pole
figure 5
Pin configuration of the connection socket
Pin
Description
1
Motor +
2
Vcc (5 VDC)
3
Channel A
4
Channel B
5
SGND
6
Motor ---
table 3
Pin configuration of the motor cable
