Burkert 2730 Manuel D'utilisation page 17

Type 2730 / 2731 / 2731K
Technical data
The values in the following graphs apply to:
• Stainless steel body (VA) with
To protect the diaphragm during control function B, preferably
do not select the pilot pressure higher than is required to
switch the medium pressure.
control function B / elastomer diaphragm
ø 80 epdm
10
9
8
7
6
5
4
3
2
1
0
0 1 2
pilot pressure [bar]
Fig. 10: Pressure graph, actuator ø 80 mm, control function B,
elastomer diaphragm
DIN weld end connection
DIN clamp connection
3 4 5 6 7 8
ø 100, ø 125 epdm
10
9
8
7
6
5
4
3
2
1
0
0 1 2
pilot pressure [bar]
Fig. 11: Pressure graph, actuator ø 100 mm and ø 125 mm,
control function B, elastomer diaphragm
control function B / ptfe diaphragm
ø 80, ø 100, ø 125 ptfe
10
9
8
7
6
5
4
3
2
1
0
0 1 2
pilot pressure [bar]
Fig. 12: Pressure graph, actuator ø 80 mm, ø 100 mm and
ø 125 mm, control function B, PTFE diaphragm
english
3 4 5 6 7 8
3 4 5 6 7 8
17