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6 general technical data – Burkert Type 2105 User Manual

Page 27

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27

Technicaldata

flow characteristics for dn50

0

10

20

30

40

50

60

70

80

90

100

0

10

20

30

40

50

60

70

80

90

100

stroke [%]

k

v

value

[%

]

Vg

Vs

Fig. 33: Flow characteristics for DN50

7.6

general technical data

control functions (cf)

Control function A

Normally closed by spring action

Control function B

Normally open by spring action

Control function I

Actuating function via reciprocal
pressurization

actuator sizes

ø 50 mm
ø 70 mm
ø 90 mm
ø 130 mm

materials

Body type 2103

Precision casting (VG),
forged steel (VS)

Body type 2104, 2105

VA block material

Actuator

PPS and stainless steel

Sealing elements

FKM and EPDM

Diaphragm

EPDM, PTFE, FKM

english

Type 2103, 2104, 2105

This manual is related to the following products: