Burkert Type 2037 - Manual (Page 11)

11
TechnicalData
control function B (cfB)
note!
Important for the service life of the diaphragm!
• Do not select control pressure higher than required.
DN 65 / Ø 125
DN 65 / Ø 175
DN 80 / Ø 175
DN 100 / Ø 175
Elastomer diaphragm
Diaphragm size / Actuator diameter
control pressure [bar]
Medium
pressure
[bar]
10
9
8
7
6
5
4
3
2
1
0
0 1.0 2.0 3.0 4.0 5.0 6.0 7.0
Fig. 4: Control function B - Elastomer diaphragm
DN 65 / Ø 125
DN 65 / Ø 175
DN 80 / Ø 175
DN 100 / Ø 175
ptfE - diaphragm
Diaphragm size / Actuator diameter
control pressure [bar]
Medium
pressure
[bar]
10
9
8
7
6
5
4
3
2
1
0
0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0
Fig. 5: Control function B - PTFE diaphragm
control function I
DN 65 / Ø 125
DN 65 / Ø 175
DN 80 / Ø 175
DN 100 / Ø 175
Elastomer diaphragm
Diaphragm size / Actuator diameter
control pressure [bar]
Medium
pressure
[bar]
10
9
8
7
6
5
4
3
2
1
0
0 1.0 2.0 3.0 4.0 5.0 6.0
Fig. 6: Control function I - Elastomer diaphragm
DN 65 / Ø 125
DN 65 / Ø 175
DN 80 / Ø 175
DN 100 / Ø 175
ptfE - diaphragm
Diaphragm size / Actuator diameter
control pressure [bar]
Medium
pressure
[bar]
10
9
8
7
6
5
4
3
2
1
0
0 1.0 2.0 3.0 4.0 5.0 6.0 7.0
Fig. 7: Control function I - PTFE Diaphragm
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Type 2030, 2031, 2031 K, 2032,
2033, 2037