Technical data
Electrical servomotors
18
© Lutz-Jesco GmbH 2018
BA-10407-02-V08
Motor-driven diaphragm dosing pump
MEMDOS LB
Operating instructions
5.5 Electrical servomotors
Information
Value
MEMDOS LB Size
4 - 1010
Servomotor Type NL 0608
Servomotor Type NL 0608 PMR 2-LC
Design
Reversible alternating current motor with maintenance-free gear
Inside gear disengagement
Use
For controllers with switching output
(3-point step control)
For controllers with constant output
0(4) – 20 mA
Voltage
V 1~
115
230
115
230
Frequency
Hz
50 / 60
Power consumption
VA
max. 20
Torque
Nm
8
Actuating time (switch actuation path 10 turns)
s
240 (50 Hz)
200 (60 Hz)
Service switch
-
Manual/automatic operation
Protection classification
IP65 (with cable screw connection)
Ambient temperature
°C
-15 ... +60
0 ... +60
Weight
kg
3.4
Shaft end
mm
d = 12 x 25 (with feather keyway)
End-position limit
2 limit switches, adjustable by trigger cam
Inputs
Control
3-point step control
0(4) - 20 mA
0 - 10 V*
Working resistance at 0(4) – 20 mA
-
250 Ω
Outputs
Position feedback signal for remote display
0 - 1000 Ω, max. 2 W
0(4) - 20 mA
Table 18: Electrical servomotors
* Corresponding presetting available as an option or subsequently adjustable
i
Please also follow the operating manual for the electric servo-
motor enclosed with the dosing pump.