40012 Herz
Flow controller

calculation and selection
115 % - model rating
Drawing 40012 Herz Flow controller Scheme 40012 Herz Flow controller
Data sheet
Техническое описание

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Model
40012
Manufacturer
Country
Austria
Allowable working fluids
Water
Function
maintains a set water flow rate at the installation place
Action
closes when the flow rate increases
Working position
normally open
Installation of electric actuator
impossible
PN
16
Tmax (for water)
100 °C
Tmin (for water)
-20 °C
Connection type
external thread
Body material
brass
Kvs m³/h
dP= 0.0 kPa

technical
specifications
price

DN
mm
L
mm
Kvs
m³/h
dG
m³/h
dP
bar
price
15 66 - 0.040 - 0.40
0.020 - 2.00
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20 76 - 0.080 - 0.90
0.020 - 2.00
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25 76 - 0.10 - 1.50
0.030 - 2.00
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32 114 - 0.20 - 2.50
0.020 - 2.00
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40 132 - 0.40 - 4.00
0.030 - 2.00
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50 140 - 0.50 - 5.00
0.040 - 2.00
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DN - nominal diameter, mm.

L - length along the pipeline axis, mm.

dG - flow setting range, m³/h.

dP - pressure loss range on the controller, bar.

Kvs - flow capacity, corresponds to water flow rate in m³/h at which the pressure drop on the controller will be 1 bar.

question : comment : feedback

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Water flow rate
m³/h
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