1 General Information
Operating manual mzr-2509 Ex/ mzr-2909 Ex / mzr-4609 Ex / mzr-7209 Ex
Last update: October 2016
Technische Änderungen ohne Vorankündigung vorbehalten.
3
1.3
Technical data of the micro annular gear pumps
mzr-2509 Ex,
mzr-2509X2 Ex
mzr-2909 Ex,
mzr-2909X2 Ex
mzr-4609 Ex,
mzr-4609X2 Ex
mzr-7209 Ex,
mzr-7209X2 Ex
Unit
[UOM
Explosion-protection
Ex-certification
CE
II 2G c IIC
T5 X
CE
II 2G c IIC
T5 X
CE
II 2G c IIC
T5 X
CE
II 2G c IIC
T4 X
Temperature class
T5
T5
T5
T4
Ambient temperature
0 … +40
0 … +40
0 … +40
0 … +40
°C
Installation place
Ex-area zone 1, 2
Ex-area zone 1, 2
Ex-area zone 1, 2
Ex-area zone 1, 2
Protection categories
c, d (Ex-motor)
c, d (Ex-motor)
c, d (Ex-motor)
c, d (Ex-motor)
Measurements and weight
Pump head diameter
23
23
23
35
mm
Length (without fluid
connector)
approx. 278
approx. 278
approx. 281
approx. 294
mm
Width
75
75
75
75
mm
Height
85
85
85
85
mm
Weight
approx. 2500
approx. 2500
approx. 2500
approx. 2700
g
Weight (X2 version)
approx. 2700
approx. 2700
approx. 2700
approx. 2900
g
Specification
Flow rate (by 0 bar)
0,0015 – 7
0,003 – 14
0,012 - 56
0,048 – 225
ml/min
Flow rate (by 0 bar)
X2 Version
0,0015 – 6
0,003 – 12
0,012 - 48
0,048 – 192
ml/min
Smallest dosage volume
0,25
0,5
2
5
µl
Displacement volume
1,5
3
12
48
µl
Internal volume
84
85
109
525
µl
Operating pressure range
by Viskosity 1 mPas
2
4
8
30
bar
Operating pressure range
by Viskosity 16mPas
5
5
10
30
bar
Max. inlet
pressure
5
5
5
5
bar
Speed range
1 – 4.700
1 – 4.700
1 – 4.700
1 – 4.700 *
U/min
Speed range
X2 version
1 – 4.000
1 – 4.000
1 – 4.000
1 – 4.000 *
U/min
viscosity range of pumpable
liquids
0,3 – 5 000
(10 000 mPas **)
0,3 – 5 000
(10 000 mPas **)
0,3 – 5 000
(10 000 mPas **)
0,3 – 5 000
(10 000 mPas **)
mPas
Pulsation
< 6
< 6
< 6
< 6
%
Liquid temperature
-5 … +40
(-20 … +130 **)
-5 … +40
(-20 … +130 **)
-5 … +40
(-20 … +130 **)
-5 … +40
(-20 … +130 **)
°C
Ambient temperature
0 … +40
0 … +40
0 … +40
0 … +40
°C
Storage temperature
0 … +40
0 … +40
0 … +40
0 … +40
°C
*) Values are specified for water with viscosity 1 mPas. Differing specifications on request
**) Differing specifications on request
Table 1
Technical data micro annular gear pumps mzr-2509 Ex / mzr-2909 Ex / mzr-4609 Ex / mzr-7209 Ex
Warning
The material properties of a liquid (e.g. viscosity, lubricating property, particle
content, corrosiveness) impacts the technical data and the lifetime of pumps.
Under appropriate conditions the characteristic values may be increased or
decreased.
