Burkert 2030 Manuel D'utilisation page 12

Control pressure for control function A
The values are valid for
• VA tube-formed body with welded nozzles in accordance with
DIN 11850 series 2, with OD weld-on ends, with ANSI and JIS
welding neck flange
Connection
size Actuator size
DN [mm]
[mm]
10 40
50
15
63
50
20
63
63
25
80
32 63
32 80
40 100
100
50
125
65 125
Tab. 8: Control pressure CFA
12
Control pressure [bar]
for medium pressure
0 bar maximum
5 4
5 3.5
5 4
5 3.5
5 4
5 4
5.5 4
5 4.5
5.5 4.5
5.5 4
5.5 4
5.5 4
5.5 4.5
english
Type 2 030, 2031, 2031 K, 2032,
Technical Data
6.4.4. 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 and VA precision casting
• VA tube-formed body with socket, DIN welding neck flange and
weld-on ends in accordance with EN ISO 1127 (ISO 4200)
Control function B (CFB)
NOTE!
Important for the service life of the diaphragm!
• Do not select control pressure higher than required.
Actuator size
Orifice
(Diaphragm size)
10
8
6
4
2
0
0 1 2
CFB / EPDM
Fig. 4: Control function B, elastomer diaphragm, actuators
ø 40 – 80 mm
2033, 2037
3 4 5 6 7 8 9
Control pressure [bar]
10