4002 Herz
Differential pressure controller

4002 Herz Differential pressure controller
calculation and selection
79 % - model rating
Drawing 4002 Herz Differential pressure controller
Data sheet
Dynamic control and regulating valves
Техническое описание

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Model
4002
Manufacturer
Country
Austria
Allowable working fluids
Water
Function
maintains the set pressure drop
Action
closes when the pressure differential increases
Working position
normally open
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 		Kvs
m³/h 		L
mm 		dP
bar 		price
15 1,05 66 0,05 - 0,30
0,25 - 0,60
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20 1,95 76 0,05 - 0,30
0,25 - 0,60
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25 2,70 76 0,05 - 0,30
0,25 - 0,60
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32 - 114 0,05 - 0,30
0,25 - 0,60
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40 - 132 0,05 - 0,30
0,25 - 0,60
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50 10 140 0,05 - 0,30
0,25 - 0,60
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DN - nominal diameter, mm.

dP - setting range, bar.

L - length along the pipeline axis, mm.

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

question : comment : feedback

where to notify about the reply. not published anywhere
Kvs
Flow coefficient
m³/h
Setting pressure
bar
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