10
Technical Data
6.3.3 Control Pressure
WARNING!
Danger of bursting from overpressure!
If the device explodes, there is a risk of serious injury, chemical
burns, scalding!
▶ Do not exceed the maximum control and medium pressure.
Observe specifications on the type label!
NOTE!
Malfunction due to incorrect control pressure!
The specifications on the type label apply to valves with reduced
spring force (i.e. with lower control pressure). If you are unsure,
please contact your Bürkert sales office.
Permitted control pressure*
Orifice
(Diaphragm size)
DN [mm]
Actuator
size
ø mm
Min. control
pressure
[bar]
Max. control
pressure
[bar]
65 175 2 6
80 175 2 6
80 225 2 6
100 225 2 6
Tab. 5: Permitted control pressure
* Observe the permitted pressure range according to the
type label!
Control pressure for control function A
Orifice
(Diaphragm
size)
DN [mm]
Actuator size
[mm]
Control pressure [bar]
for medium pressure
0 bar maximum
65 175 6 4.5
80 175 6 5.0
80 225 6 5.0
100 225 6 5.0
Tab. 6: Control pressure CFA
6.3.4 Minimum Control Pressure
Required minimum control pressure depending on medium
pressure
The values apply to body made of:
• Plastic
• All models with VA forged steel, VA precision casting and VA
block material
• VA tube-formed body with socket, DIN welding neck flange and
weld-on ends in accordance with EN ISO 1127 (ISO 4200)
english
Type 2030, 2031, 2031 K, 2032,
2033, 2037
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