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2 Manufacturer's Specifi cation
2.1 Description
The fl ow meters 4L are used for the safe measurement
and regulation of media fl ows. They are suitable for ins-
tallation in switch panels and for wall mounting.
2.2 Transport and Storage
• The fi tting must be protected against mechanical da-
mage, moisture, dirt and dust. The storage temperatu-
re range is 10 – 40°C.
• Avoid UV radiation and direct sunlight.
• Leave the fi tting in its original packaging to ensure the
best possible protection.
• Dispose of the packaging material according to dispo-
sal requirements/environmental protection regulations.
3 Technical Data
3.1 Dimensions
G
4L100...
1/8"
100
4L200...
1/4"
110
4L500...
1/2"
212
G
L4
4L100...
1/8"
40
4L200...
1/4"
40
4L500...
1/8"
95
All information in mm
EM-Technik GmbH - Industriestraße 2 - 67133 Maxdorf - Germany
info@em-technik.com
L
L1
L2
80
70
85
85
170
133.5
B1
B2
35
27
35
28
42
33
Missing dimensions can be found on our homepage un-
der the following link: www.em-technik.com
Special sizes can be asked via info@em-technik.com
3.2 Operating Medium
• Neutral, gaseous and liquid media that do not negati-
vely affect the physical and chemical properties of the
relevant housing and sealing material.
• If you have questions about resistance please contact
emtechnik.
• For the maximum permitted operating pressure/tempe-
rature see the pressure guide.
3.3 Pressure Guide
As the temperature rises, the effectiveness of the fi tting
falls, as shown by this table.
Material
Pressure Stage
-40°C
-20°C
5°C
20°C
30°C
40°C
50°C
60°C
70°C
80°C
90°C
100°C
110°C
120°C
130°C
L3
140°C
30
150°C
35
160°C
58.5
170°C
d1
180°C
Ø 4.5
Ø 4.5
Ø 5.5
PP
PVDF
PN 3
PN 3
75%
100%
100%
100%
100%
100%
80%
80%
70%
70%
60%
60%
50%
50%
40%
45%
30%
40%
20%
35%
35%
30%
25%
25%
10%
www.em-technik.com
PFA
PN 3
75%
100%
100%
100%
90%
85%
80%
70%
60%
50%
45%
40%
35%
30%
30%
25%
20%
15%
10%
10%
4
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