Burkert 2030 Manuel D'utilisation page 10

6.3.3. C ontrol 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 rating plate!
NOTE!
Malfunction due to incorrect control pressure!
The specifications on the rating plate 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 Actuator
(Diaphragm size) size
DN [mm] ø mm
65 175
80 175
80 225
100 225
Tab. 5: Permitted control pressure
* Observe the permitted pressure range according to the
rating plate!
10
Min. control Max. control
pressure pressure
[bar] [bar]
2 6
2 6
2 6
2 6
english
Type 2 030, 2031, 2031 K, 2032,
Technical Data
Control pressure for control function A
Orifice
(Diaphragm Actuator size
size) [mm]
DN [mm]
65 175
80 175
80 225
100 225
Tab. 6: Control pressure CFA
6.3.4. M inimum Control Pressure
Required minimum control pressure depending on medium
pressure
The values apply to housing made of:
• Plastic
• All models with VA forged steel, VA precision casting and VA
block material
• VA tube-formed housing with socket, DIN welding neck flange and
weld-on ends in accordance with EN ISO 1127 (ISO 4200)
2033, 2037
Control pressure [bar]
for medium pressure
0 bar maximum
6 4.5
6 5.0
6 5.0
6 5.0