Appendix
Valve function NO
3.7
3.18
3.19
3.8
3.2
3.5
3.5
3.6
3.21
3.14
3.15
3.9
3.21
3.13
3.12
3.17
3.1
3.4
3.3
3.22
2
1
4
5
7
8
9
3.20
Fig. 14
DN 15–DN 50, pneumatic, valve function NO
Valve function DA
3.7
3.18
3.20
3.2
3.19
3.8
3.15
3.14
3.5
3.12
3.6
3.5
3.1
3.11
3.13
3.4
3.3
2
1
4
5
9
8
7
Fig. 15
DN 15–DN 50, pneumatic, valve function DA
Pos.
Quantity
Designation
1
1
Valve body
2
1
Membrane
3.1
1
Lower part of drive housing
3.2
1
Upper part of drive housing
3.3
1
pressure piece
3.4
1
Drive bar
3.5
1
Diaphragm disk
3.6
1
Membrane
3.7
1
Indicator cap
3.8
1
Adjustment screw
3.9*
1
Pressure spring
3.11
8/10
Cylinder screw
3.12
8/10
Cylinder screw
3.13
10
Disc
3.14
1
Circlip
3.15
1
O-ring
3.17*
1
O-ring
3.18
1
O-ring
3.19
1
O-ring
3.20
1
indicator pin
3.21*
1
Hexagon nut
3.22*
1
Clamping sleeve
4
4
Disc
5
4
hexagon bolt
7
2
Union nut
8
2
Union end
9
2
O-ring
Tab. 13
Part number and designation DN 15–DN 50,
pneumatic, valve function NO and DA
*) Valid for
fi
tting NO
300 719
BA-2017.10.26 EN
MV 310
19
