Stübbe MV 310 Series Operating Manual

Diaphragm valve
Operating manual Series MV 310
Version BA-2017.10.26 EN Print-No. 300 719
TR MA DE Rev001
ASV Stübbe GmbH & Co. KG Hollwieser Straße 5 32602 Vlotho Germany Phone: +49 (0) 5733-799-0 Fax: +49 (0) 5733-799-5000 E-mail: contact@asv-stuebbe.de Internet: www.asv-stuebbe.com
Subject to technical modications.
Read carefully before use. Save for future use.
Table of contents
Table of contents
1 About this document ............................... 4
1.1 Target groups .................... ............. 4
1.2 Other applicable documents ......... ....... 4
1.3 Warnings and symbols ........ ............... 4
2 Safety instructions ............................... .. 5
2.1 Intended use .. ................................ 5
2.2 General safety instructions .................. 5
2.2.1 Obligations of the operating company .. .. . . 5
2.2.2 Obligations of personnel ........ ............. 5
2.3 Specic hazards ....... ....................... 5
2.3.1 Hazardous media ..................... ....... 5
3 Layout and Function ............................... 6
3.1 Marking ............................. .......... 6
3.1.1 Name plate ......................... .......... 6
3.2 Assembly ..................................... 6
4 Transport, Storage and Disposal ................. 7
4.1 Unpacking and inspection on delivery .. . . . . 7
4.2 Transportation ................................ 7
4.3 Storage ....... ................................ 7
4.4 Disposal .................. ..................... 7
5 Installation and connection ....................... 8
5.1 Preparing for installation .............. ....... 8
5.1.1 Check operating conditions ................. 8
5.2 Planning pipelines ............................ 8
5.2.1 Designing pipelines .......................... 8
5.3 Installing tting in pipe ....................... 8
5.3.1 Connection with solvent welding/butt-weld
spigot ends ...................... ............. 8
5.3.2 Connection with ange .................. .... 8
5.3.3 Connection with union nut and insert . . . . . .. 8
5.4 Connecting the drive ......................... 9
5.4.1 Installing limit switch ......................... 10
5.4.2 Pneumatic connection .. ..................... 10
5.4.3 Checking the function of the drive .......... 10
5.5 Performing the hydrostatic test .............. 10
6Operation ............................... ............. 11
6.1 Commissioning ............................... 11
6.2 Manual operation ............................. 11
6.3 Emergency operation .................... .... 11
6.4 Set lift ....................... .................. 11
7 Maintenance ....................... .................. 12
7.1 Servicing ......................... ............. 12
7.2 Maintenance ................ .................. 12
7.2.1 Removing tting .............................. 12
7.2.2 Fixing leaks in the port ....................... 13
7.3 Replacem
ent parts and return ..............
13
8 Troubleshooting .................................... 14
9 Appendix ................................... .......... 15
9.1 Technical specications ...................... 15
9.1.1 Mechanical specications ............ ....... 15
9.1.2 Control air connections ...................... 15
9.2 Tightening torques .................... ....... 16
9.2.1 Housing ....................................... 16
9.2.2 Flange connection ......... .................. 16
9.3 Accessories ................................... 16
9.4 Parts .......................................... 17
9.4.1 Part name DN 15–DN 100, manual .. . . .. . . . 17
9.4.2 Part name DN 15–DN 50, pneumatic .. . . .. . 18
9.4.3 Part name DN 65, pneumatic .. . . . . . .. . . . . . . 20
9.4.4 Part designation DN 80–100 . . . .. . . . . . .. . . . . 21
List of gures
Fig. 1 Name plate (example) ....................... 6
Fig. 2 Structure (manual operation) ................ 6
Fig. 3 Structure (pneumatic operation) ............ 6
Fig. 4 Limit switch, type VCSP ..................... 9
Fig. 5 Limit switch, type Nj2–V3–N ................ 9
Fig. 6 Limit switch, type NBB2–V3–E2 ............ 9
Fig. 7 Compressed air, control function NC ....... 9
Fig. 8 Compressed air, control function NO
DA ................... .......................... 9
Fig. 9 Tightening torque housing screw ....... .... 16
Fig. 10 Part name DN 15–DN 50 .......... .......... 17
Fig. 11 Part designation DN 65–DN 100 . . . . . . .. .. . . 17
Fig. 12 DN 15–DN 50, pneumatic, va lve function NC
without lift limit ................. ............... 18
Fig. 13 DN 15–DN 50, pneumatic, va lve function NC
with lift limit ................. .................. 18
Fig. 14 DN 15–DN 50, pneumatic, valve function
NO ........................... .................. 19
Fig. 15 DN 15–DN 50, pneumatic, valve function
DA ................... .......................... 19
Fig. 16 Part name DN 65, pneumatic ............... 20
Fig. 17 Part name DN 80 ............................. 21
Fig. 18 Part name DN 100 ............ ............... 21
Fig. 19 Part name DN 80, NO DA ................... 22
Fig. 20 Part name DN 100, NO DA .................. 22
2 MV 310 BA-2017.10.26 EN 300 719
List of tables
Tab. 1 Other application documents, purpose and
where found ............................. ..... 4
Tab. 2 Warnings and symbols ....................... 4
Tab. 3 Compressed air connection ...... ........... 10
Tab. 4 Diaphragm maintenance interval ........... 12
Tab. 5 Troubleshooting .............................. 14
Tab. 6 Mechanical speci cations ........ ........... 15
Tab. 7 Tightening torques housing .................. 16
Tab. 8 Tightening torque of ange connectio n . . . .. 16
Tab. 9 Accessories ................................... 16
Tab. 10 Part number and designation DN 15 –
50 ........................... ................... 17
Tab. 11 Part number and designation DN 65
–100 .......... ................................. 17
Tab. 12 Part number and designation DN 15–DN 50,
pneumatic, valve function NC ......... ..... 18
Tab. 13 Part number and designation DN 15–DN 50,
pneumatic, valve function NO and DA .. . . .. 19
Tab. 14 Part number and designation DN 65,
pneumatic ............................. ........ 20
Tab. 15 Part number and designation DN 80-100,
NC .. ........................................... 21
Tab. 16 Part number and de signation DN 8 0-100, NO
DA .................. ........................... 22
Table of contents
300 719 BA-2017.10.26 EN MV 310 3
About this document

1 About this document

This manual
• ispartofthetting
applies to all series referred to
describes safe and proper operation during all operating phases

1.1 Target groups

Operating company
Responsibilities: – Keep this manual ava ilable at the place of operatio n,
also for future use.
Ensure that employees read and observe this manual
and other applicable documents, especially the safety instructions and warnings.
Observe any additional cou ntry-specic rules and reg-
ulations that relate to the system.
Qualied personnel, tter
Mechani cs qualication: –Qualified employees with additiona l training for fitting
therespectivepipework
Electrical q ualication: –Qualified electrician
Respon s ibi lity: – Read, observe and follow this manual and the other
applicable documents, especially all safety instructions and warnings.

1.2 Other applicable documents

Resistance lists
Resistance of materials used to chemicals
www.asv-stuebbe.de/pdf_resistance/300051.pdf
Data sheet
Technical data and conditions of operation
www.asv-stuebbe.de/pdf_datasheets/300848.pdf
CE declaration of conformity
Conformity with standards
www.asv-stuebbe.de/pdf_DOC/300168.pdf
Tab. 1 Other application documents, purpose
and where found

1.3 Warnings and symbols

Symbol
1., 2., ... Multiple-step instructions
Tab. 2 Warnings and symbols
Meaning
Immediate acute risk
Death, serious bodily harm
Potentially acute risk
Death, serious bodily harm
Potentially hazardous situation
Minor injury
Potentially hazar
Material damage Safety warning sign
Take no te of all informatio n highlighted by the safety warning sign and follow the instructions to avoid injury or death.
Instruction
Precondition Cross reference Information, notes
dous situa tion
4 MV 310 BA-2017.10.26 EN 300 719

2 Safety instructions

Safety instructions
The manufacturer accepts no liability for damages caused by disregarding any of the docu mentation.

2.1 Intended use

•Onlyusethefitting to shut off pipes for appropriate media (Resistance list).
Adhere to the operating limits (Data sheet).

2.2 General safety instructions

Read and observe the following re gulations before carrying out any work.

2.2.1 Obligations of the operating company

Safety-conscious working
Only operate the ttingifitisinperfecttechnical condition and only use it as intended, remaining aware of safety and risks, and adhering to the instructions in this manual.
Ensure that the following safety aspects are observed and monitored: – Intended use – Statutory or other safety and accident-prevention reg-
ulations
Safety regulations governing the handling of haz-
ardous substances
Applicable standards and guidelines in th e country
where the pump is operated
Make personal protective equipment available.

2.2.2 Obligations of personnel

Observe the instructions on the tting and keep them leg­ible, e.g. name plate and identication marking for uid connections.
Only carry out work on the tting if the following require­ments are met: – System is empty – System has been ushed – System is depressurized – System has cooled down – System is secured against being switched back on
again
Do not make any modications to the device.
2.3 Specichazards

2.3.1 Hazardous media

When handling hazardous media (e.g. hot, ammable, explosive, toxic, hazardous to health or the environment), observe the safety regu lations for the handling of haz­ardous substances.
Use personal protective equipment when carrying out any work on the tting.
Collect leaking pumped liquid and residues in a safe man­ner and dispose of in accordance with environmental reg­ulations.
Qualied personnel
Ensure all personne l tasked with work on the tting have read and understoo d this manual and all other applica documents, especially the safety, maintenanc information, before they start any work.
Organ ize responsibilities, areas of competence and the supervision of personnel.
The following work should be carried out by specialist tech­nicians only: – Installation, repair and maintenance work – Work on the electrical system
Make sure that perso nnel to be trained only wo tting unde r the supervision of specialist technicia
e and repair
ble
rk on the
ns.
300 719 BA-2017.10.26 EN MV 310 5
Layout and Function

3 Layout and Function

3.1 Marking

3.1.1 Name plate

1
2
1
MV310
2 3 4
Fig. 1 Name plate (exa mple)
1Type
2IDnumber
3 Nominal pressure [bar] / Nominal diameter [mm]
4 Materials (valve body, diaphragm, other gaskets)
5 Date of manufacture - Series numbe r
Id No
PN/DN
PP • PTFE • FPM
145039
6 / 15
1407-87345
5

3.2 Assembly

Compressed air operated diaphragm valve for shutting off pipelines or regulating systems.
Optional ow direction
Valve lift OPEN/CLOSE
Option al installation position
Valve functions –Normallyclosed(NC) – Normally open (NO) – Double acting (DA)
3
4
Fig. 2 Structure (manual operation)
1 Indicator cap
2 Handwheel
3 Upper part of housing
4 Valve body
1
2
3
4
Fig. 3 Structure (pneumatic operation)
1 Indicator cap
2 Upper part of drive housing
3 Lower part of drive housing
4 Valve body
6 MV 310 BA-2017.10.26 EN 300 719
4 Transport, Storage
and Disposal

Transport, Storage and Disposal

4.1 Unpacking and insp ection on delivery

1. Unpack the tting when received and inspect it for trans­portation damage.
2. Report any transportation damage to the manufacturer immediately.
3. Ensure that the information on the name plate agrees with the order/design data.
4. With immediate installation, dispose of packaging material according to local regulations. – For later installation, leave the tting in the original
packaging.

4.2 Transportation

1. If possible, transport tting(includingdrive)intheoriginal packaging.
2. Lift tting manually for transport. For weight specications (Data sheet).

4.3 Storage

NOTE
Material damage due to inappropriate storage!
Store the tting properly.

4.4 Disposal

Plastic parts can be contaminated by poisonous or radioac­tive media to such an extent that cleaning wil l not be suffi- cient.
WARNING
Risk of poisoning and environmental damage from medium!
Use personal protective equipment when carrying out any work on the tting.
Before disposing of the tting: – Collect escaping medium and dispose separately
according to local regulations.
Neutralize residues of med ium in the tting.
Remove plastic parts and dispose of them in accordance with local regulations.
Dispose of the tting in accordance with local regulations.
Make sure the storage room meets the following condi­tions: –Dry – Frost-free – Vibration-free – Not in direct sunlight – Storage temperature +10 °C to +60 °C
300 719 BA-2017.10.26 EN MV 310 7
Installation and connection

5 Installation and connection

5.1 Preparing for installation

5.1.1 Check operating conditions

1. Ensure the design of the tting is consistent with the pur­pose intended: – Materials used (Type plate). –Medium(→ Order and design data).
2. Ensure the required operating conditions are met: – Resistance of body and seal material to the medium
(Resistance lists). – Media temp erature (Data sheet). – Operating pressure (Data sheet).
3. Consult with the manufacturer regarding any other use of the device.

5.2 Planning pipelines

5.2.1 Designing pipelines

WARNING
Risk of poisoning and environmental damage from medium!
Leaks due to impermissible pipework forces.
Ensure that the tting is not subject to any pulling or thrust­ing forces or bending moments.
5.3 Installing ttinginpipe
WARNING
Risk of poisoning and environmental damage from medium!
Leak due to faulty installation.
Installation work on the pipes should only be performed by technicians who have been specially trained for the pipework in question.
NOTE
Material damage due to contamination of the tting!
Make sure no contamination reaches the tting.
Flush the pipe with a neutral medium.
The ttingisinstalledaccordingtotheconnectiontypeof the pipes.

5.3.1 Connection with solvent welding/butt-weld spigot ends

Do not connect the ASV valve body in the version “xed connector” by means of butt-welding.
This applies to the heating element as well as infrared butt­welding procedures.
1. Plan pipes safely: – No pulling or thrusting forces – No bending moments – Adjust for changes in length due to temperature
changes (compensators, exp ansi on shanks) – Optional ow direction – Optional installation position and direction
2. Dimensio ns (Data sheet).
1. Prepare pipe ends according to connection type.
2. Adhesive ly apply or weld tting with solvent welding/butt­weld socket ends (manufacturer specications).
5.3.2 Connection w ith an ge
1. Prepare pipe ends according to connection type.
2. Radial ly push the tting and at seal between the ange ends.
3. Bolt tting and ange with ange screws, nuts and wash­ers. While doing so, observe tightening torques: (Ta b l e
8 Tightening torque of ange connection, Page 16).

5.3.3 Connection with union nut and insert

1. Prepare pipe ends according to connection type.
2. Unscrew union nuts and slide over free pipe ends. – Check mounting direction.
3. Conne c t inserts with pipe ends.
4. Position tting between the pipe ends. – Any p ositio n of the compressed air drive
5. Hand-tighten the union nut.
8 MV 310 BA-2017.10.26 EN 300 719

5.4 Connecting the drive

Fig. 4 Limit switch, type VCSP
Aclosed
Bopen
Installation and connection
LL
Fig. 6 Limit switch, type NBB2–V3–E2
LLoad
Aclosed
Bopen
Fig. 5 Limit switch, type Nj2–V3–N
Aclosed
Bopen
A
Fig. 7 C ompressed air, control function NC
A Open valve
A
B
Fig. 8 Compressed air, control functi on NO DA
A Close valve
B Open valve
300 719 BA-2017.10.26 EN MV 310 9
Installation and connection

5.4.1 Installing limit switch

Only necessary for ttings with limit switches.
DANGER
Risk of electrocution!
All electrical work mus t be carried out by qualied electri­cians only.
1. Mount limit switch unit onto tting.
2. Connect limit switch: – (Figure Limit switch, type VCSP, Page 9). (Figure Limit switch, type Nj2–V3–N, Page 9). (Figure Limit switch, type NBB2–V3–E2, Page 9).

5.4.2 Pneumatic connectio n

Solenoid pilot valves are available for control of the com­pressed air drive:
3/2-way valve for single-acting drives – 5/2-way valve for double-acting drives
CAUTION

5.5 Performing the hydrostatic test

Pressure test using neutral medium, e.g. water.
1. Pressurize the tting. ensuring: – Test pressure < p ermissible system pressure – Test pressure < 1.5 PN – Test pressure < PN + 5 bar
2. Check the tting for leaks.
Risk of injury from compressed air!
All work on the compressed air system must be carried out by qualied technicians.
Connect compressed ai r lines to the compressed air drive: – (Figure Compressed air, control function NC,
Page 9).
(Figure Compressed air, control function NO DA,
Page 9).
Control
pressure on
Function
Normally closed (NC) Normally open (NO) Double acting (DA)
Tab. 3 Compressed air connection

5.4.3 Checking the function of the drive

Open and close tting using the pneumatic connection, the indicator pin signals the corresponding position – lowered: Fitting is closed – protruding: Fitting is open
a
–open
close close
b
open
10 MV 310 BA-2017.10.26 EN 300 719

6 Operation

WARNING
Risk of injury and poisoning due to medium spraying out!
Use personal protective equipment when carrying out any work on the tting.

6.1 Commissioning

Fitting correctly installed and connected
1. Open and close tting, the indicator pin sign als the corre­sponding position – lowered: Fitting is closed – protruding: Fitting is open
2. After the initial stresses due to pressure and operating tem­perature, check if the tting is sealed.

6.2 Manual operation

Operation
Fitting correctly installed and connected
Operate manually operated ttings as follows (depending on tting size, turn 4–8 times): – Turn handwheel clockwise: Close valve. – Turn handwheel anti-clockwise: Open valve.

6.3 Emergency operation

Applies to pneumatically activated valves NC, DN 15–DN 50.
Turn adjustment screw (3.8) clockwise to open the valve if the pressure falls.

6.4 Set lift

Applies to pneumatically operated valves DN 15–DN 50, special design with metal screw in the top part of the drive.
Turn screw (3.30) as follows to set the lift: – Turn clockwise : Limit lift. – Turn anti-clockwise: Increase lift.
300 719 BA-2017.10.26 EN MV 310 11
Maintenance

7 Maintenance

WARNING
Risk of injury and poisoning due to hazardous media liq­uids!
Use personal protective equipment when carrying out any work on the tting.

7.1 Servicing

1. Visual and function check (every three months): – Normal operating c onditions unchanged –Noleaks – No unusual operating noise s or vibrations
2. Ensure that tting functions properly (opening, closing).
3. Clean the tting with a moist cloth if necessary.
4. Retighten housing screws (Table 8 Tightening torque of
ange connection, Page 16).
5. Check diaphragm for wear and replace if necessary:
Max. number of
Diaphragm material
EPDM 150,000 FPM 100,000 PTFE (EPDM)
Tab. 4 Diaphragm maintenance interval
1) Applies to water at 20 °C. For different conditions
(chemicals, media that contains solids/abrasives), shorten the maintenance intervals.
operations
100,000
1)

7.2 Maintenance

DANGER
Risk of electrocution!
All electrical work mus t be carried out by qualied electri­cians only.
WARNING
Risk of injury and poisoning due to hazardous or hot media!
Use personal protective equipment when carrying out any work on the tting.
Safely collect the media and dispose of it in accordance with environmental regulations.
WARNING
Risk of injury during disassembly!
Wear protective gloves, components can be very sharp­edged due to wear or damage.
Remove components with springs (e.g. pneumatic drive) carefully, since spring tension can cause componen ts to be ejected.
7.2.1 Removing tting
1. Ensure that: – System is empty – System has been ushe d – System is depressurized – System has cooled down – System is secured against being switched back on
again
2. Remove tti ng from the pipe.
3. Decontaminate tting if required. –Deadspaceinthefitting may still contain medium.
12 MV 310 BA-2017.10.26 EN 300 719
Maintenance

7.2.2 Fixing leaks in the port

Depending on the tting type, note the following drawings:
DN 15–DN 50: (9.4.2 Part name DN 15–DN 50, pneu-
matic, Page 18).
•DN65:(9.4.3 Part name DN 65, pneumatic, Page 20).
DN 80, DN 100: (9.4.4 Part designation DN 80–100,
Page 21).
1. Removing tting (7.2.1 Removing tting, Page 12).
Before removing the connection elements, note:
For NC drives, apply compressed air pressure to
connection B to bring the drive into the open posi­tion
For NO and DA drives, this is not necessary.
2. Depen ding on the tting type, remove the following con­nection elements: – DN 15–DN 50: Hexagon screw (5) – DN 65: Bolt (13) and washer (12) – DN 80, DN100: Screw (35), stud bolt (36 ), nut (37) and
washer (38)
3. Depen ding on the tting type, remove lift drive as follows: – DN 15–DN 50: Remove lower part (3.1.) and upper
part (3.2) of drive housing. – DN 65: Remove drive (1). – DN 80, DN100: Remove upper (2) and lower part (18)
of the drive.
4. For NC drives on connection B, release compressed air.
5. Depen ding on the tting type, screw out the following diaphragm a nd dispose of it in an environmentally-friendly manner: – DN 15–DN 50: Diaphragm (2). – DN 65: Diaphragm seal (7) – DN 80, DN100: Diaphragm (24)
6. Depending on the tting type, ensure that the following pressure piece is resting freely in the ducts: – DN 15–DN 50: Pressure piece (3.3) – DN 65: Compressor (6) – DN 80, DN100: Pressure piece (23)
7. Depending on the tting type, check sealing areas on the following valve body for damage: – DN 15–DN 50: Valve body (1) – DN 65: Valve body (8) – DN 80, DN100: Valve body (25)
8. Lightly lubricate new diaphragm with special grease on top of curvature and on thread (recommended special grease: Syntheso ProAA2).
9. Screw diaphragm into spindle clockwise until resistance is felt.
10. Depending on the tting type unscrew diaphrag m until the diaphragm hole pattern matches the following valve body (max. 180°): – DN 15–DN 50: Valve body (1) – DN 65: Valve body (8) – DN 80, DN100: Valve body (25)
11. Depending on the tting type, screw in the following con­nection elements and tighten via the cross. Ensure uniform contact pressure: – DN 15–DN 50: Hexagon screw (5) . – DN 65: Bolt (13) and washer (12) – DN 80, DN100: Screw (35), stud bolt (36), nut (37) and
washer (38)
12. Depending on the tting type, tighten the following conn ec­tion elements with tightening torque ( Table 8 Tightening
torque of ange connection, Page 16).:
DN 15–DN 50: Hexagon screw (5) –DN65:Bolt(13) – DN 80, D N100: Screw (35) and nut (37)

7.3 Replacement parts and retu rn

1. Have the following information ready to hand when order­ing spare parts (Type plate). – Fitting type – ID number – Nominal pressure and diameter – Body and seal material
2. Please complete and enclose the document of compliance for returns (www.asv-stuebbe.com/service/downloads).
3. Only use spare parts from ASV Stübbe.
300 719 BA-2017.10.26 EN MV 310 13
Troubleshooting

8 Troubleshooting

WARNING
Risk of injury and poisoning due to hazardous or hot media!
Use personal protective equipment when carrying out any work on the tting.
Safely collect the media and dispose of it in accordance with environmental regulations.
Consult with the ma nufacturer regarding faults which are not identied in the following table, or which cannot be traced to the indicated causes.
Error Possible cause
Control f unction i s not right
Medium escapes between housing and diaphragm
Medium escapes at the drive Diaphragm leaky
Fitting does not close completely
Tab. 5 Troubleshooting
Control connections mixed up Connect control connections
Compressed air connection mixed up at solenoid pilot valve
Electrical connection faulty
Housing screws too loose Tighten housing screws
Control pressure too low Check compressed air supply.
Diaphragm leaky
Drive defective
Corrective action
correctly. Check compressed air connection
and correct if necessary (supplementary instructions for drives).
Check electric connect and correct if necessary (supplementary instructions for limit switch).
(Table 8 Tightening torque of ange connection, Page 16).
(7.2.2 Fixing leaks in the port, Page 13).
Ensure sufcient air pressure
(9.1.2 Control air connections, Page 15).
(7.2.2 Fixing leaks in the port, Page 13).
Replace drive.
14 MV 310 BA-2017.10.26 EN 300 719

9 Appendix

9.1 Technical specications
Technical data (Data sheet).
9.1.1 Mechanical specications
Size Value Process conditions (medium)
Pressure and temperature Data sheet
Materials in contact with medium
Diaphragm
sealing FPM, EPDM Housing
EPDM, FPM, PTFE (EPD M diaphragm, PTFE-coated on medium-side)
PVC-U, PP, PVDF
Appendix
Materials not in contact with medium
Upper part
Tab. 6 Mechanical specications

9.1.2 Control air connections

Maximum control pressu re – 5 bar for DN65 NO and for DN65 DA – 6 bar for other ttings
Compressed air classes according to ISO 8573-1 – 2or3atT<0°C – 3or4atT>0°C
Control pressure diagram (Data sheet).
PP, glass ber reinforced
300 719 BA-2017.10.26 EN MV 310 15
Appendix

9.2 Tightening torques

9.2.1 Housing

Fitting size Tightening torque housing screw [Nm] d [mm] DN [mm] Manual operation
EPDM diaphragm
20 15 6 8 6 8 25 20 6 8 6 8 32 25 10 12 10 12 40 32 10 12 10 12 50 40 18 20 18 20 63 50 18 20 18 20 75 65 18 20 14 14 90 80 18 20 40 50 110 100 20 22 30 40
Tab. 7 Tightening torques housing
Manual operation PTFE diaphragm
Compressed air operation EPDM diaphragm
Compressed air operation PTFE diaphragm
Fig. 9 Tightening torque housing screw

9.2.2 Flange connection

Fitting size d [mm] DN [mm] Flat sealing rin g
16 10 5 5 5 20 15 10 10 10 25 20 12 12 12 32 25 15 12 12 40 32 20 15 15 50 40 25 15 15 63 50 30 20 20 75 65 35 20 20 90 80 35 20 20 110 100 35 20 20
Tab. 8 Tightening torque of ange connection
Tightening torque ange connection [Nm]
Prole seal
max. 10 bar, max. 40 °C
max. 16 bar

9.3 Accessories

Description
limit switch unit
Tab. 9 Accessories
O-ring max. 16 bar
16 MV 310 BA-2017.10.26 EN 300 719
Appendix

9.4 Parts

9.4.1 Part name DN 15–DN 100, manual

DN 15–DN 50
7
9 6
8 2
11 12
15
5
4
3
1
12 13
DN 65–DN 100
9
15
8
14
18 17
3
Fig. 11 Part designation DN 65–DN 100
7 11 12
10
5
4
13
2
20
1
16 17
17
Fig. 10 Part name DN 15–DN 50
Pos.
11Valvebody
21
31Membrane
41
5
6 1 Handwheel
7
81
91
11 4 hexagon bolt
12 8 Washer
13 4 Hexagon nut
15 1 bearing ring
17 1 Union nut
18 1 Union end
19 1
Tab. 10 Part number and designation DN 15 – 50
Quantity
1 spindle nut
1 Indicator cap
18 19
Designation
Upper part of housing
Shaft
O-ring
O-ring
O-ring
Pos.
11Valvebody
21Membrane
31
4 1 pressure piece
5
7
8 1 Handwheel
9 1 Indicator cap
10 1 indicator pin
11 1 Axial bearing
12 1 axial bearing disc
13 2
14 1
15 1
16 4 hexagon bolt
17
18
20 1 Name plate
Tab. 11 Part number and designation DN 65 –100
Quantity
1
1 spindle nut
8/12
4/8
Designation
Upper part of housing
Shaft
Clamping sleeve
O-ring
O-ring
Washer
Hexagon nut
300 719 BA-2017.10.26 EN MV 310 17
Appendix

9.4.2 Part name DN 15–DN 50, pneumatic

Valve function NC without lift limit
3.7
3.18
3.8
3.2
3.1
3.9
3.11
3.13
3.4
3.10
3.3
3.15
2
3.14
3.5
3.6
3.5
3.12
Fig. 12 DN 15–DN 50, pneumatic, valve function
NC without lift limit
Valve function NC with lift limit
9
8
7
1 4 5
3.15
3.30
3.31
3.32
3.14
3.5
3.6
3.5
3.8
3.33
3.2
3.12
3.1
3.11
3.13
3.34
3.4
3.3
3.9 2
Pos.
11Valvebody
2 1 Membrane
3.1 1
3.2 1
3.3 1 pressure piece
3.4 1 Drive bar
3.5 1 Diaphragm disk
3.6 1 Membrane
3.7*
3.8 1 Adjustment screw
3.9 1 Pressure spring
3.10 2 Pressure spring
3.11
3.12 1
3.13 1 Disc
3.14 1
3.15 1 Hexagon nut
3.18*
3.30**
3.31**
3.32**
3.33**
3.34**
44Disc
5
7
82Unionend
92
Tab. 12 Part number and designation DN 15–DN 50,
*) Valid for tting without lift limit **) Valid for tting with lift limit
Quantity
1 Indicator cap
8/12 Cylinder screw
1
1 hexagon bolt
1 Hexagon nut
1
1
1 Hexagon nut
4 hexagon bolt
2 Union nu t
pneumatic, valve function NC
Designation
Lower part of drive housing
Upper pa rt of drive housing
Circlip
Circlip
O-ring
Lift limitation
Screw
O-ring
3.10 1
4
9
8
7
Fig. 13 DN 15–DN 50, pneumatic, valve function
NC with lift limit
18 MV 310 BA-2017.10.26 EN 300 719
5
Appendix
Valve f unc tio n NO
3.7
3.9
3.18
3.2
3.1
3.21
3.19
3.20
3.8
3.21
3.14
3.5
3.6
3.5
3.15
3.17
3.22
3.13
3.12
3.4
3.3
2
1
4
5
7
8 9
Fig. 14 DN 15–DN 50, pneumatic, valve function NO
Valve f unc tio n DA
3.7
3.18
3.20
3.2
3.19
3.8
3.1
3.15
3.14
3.5
3.6
3.11
3.13
3.4
3.3
3.5
3.12
2
Pos.
11Valvebody
21Membrane
3.1 1
3.2 1
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*
3.11
3.12
3.13 10 Disc
3.14 1
3.15 1
3.17*
3.18 1
3.19 1
3.20 1 indic ator pin
3.21*
3.22*
44Disc
5
7
82Unionend
92
Tab. 13 Part number and designation DN 15–DN 50,
*) Valid for tting NO
Quantity
1 Pressure spring
8/10 Cylinder screw
8/10 Cylinder screw
1
1 Hexagon nut
1
4 hexagon bolt
2 Union nut
pneumatic, valve function NO and DA
Designation
Lower part of drive housing
Upper part of drive housing
Circlip
O-ring
O-ring
O-ring
O-ring
Clamping sleeve
O-ring
1 4
9
8
5
7
Fig. 15 DN 15–DN 50, pneumatic, valve function DA
300 719 BA-2017.10.26 EN MV 310 19
Appendix
9.4.3 Part name DN 65, pneumatic
Fig. 16 Part name DN 65, pneumatic
Pos.
Quantity
Designation
11Drive
61
7
1
Compressor
Diaphragm seal (EPDM, FPM, PTFE)
81
Valve body (PVC-U, PP, PVDF)
12 4 Washer
13 4 Bolt
14 4
A
B
Protective p lug (PE)
78.0 mm
82.0 mm
Tab. 14 Part numbe r and designation DN 65, pneumatic
20 MV 310 BA-2017.10.26 EN 300 719
Appendix

9.4.4 Part designation DN 80–100

DN 80, NC
Fig. 17 Part name DN 80
DN 100, NC
Fig. 18 Part name DN 100
Pos.
Quantity
Designation
11Plug
21
31
41
5
1
61
7
8*
9*
10*
1Washer
1
1
1
Upper part of drive
Spring
Spring
Spring (no standard)
Shaft
O-ring
Control diaphragm
O-ring
13 1 Diaphragm disk
14 1 Washer
15*
16*
17*
18 1
1
1
1
Stop nut
Safety washer
Quad-ring
Lowerpartofdrive
19 1 Plain bushing
20 1
Plug for control air G 1/4”
21 12 Washer
22 12
Screw
23 1 pressure piece
24 1 Membrane
25 1 Valve body
26 4 Washer
27 4
30 1
31 1
Screw
Wafer type ange
Coupling
32 1 Mounting complete
33 1
34 4
35 4
36 4
37 8
Coupling
Screw
Screw
Stud bolt
nut
38 8 Washer
Tab. 15 Part number and designation DN 80-100, NC *) Spare part
300 719 BA-2017.10.26 EN MV 310 21
Appendix
DN 80, NO DA
Fig. 19 Part name DN 80, NO DA
DN 100, NO DA
Pos.
Quantity
Designation
1 1 Threaded plug
21
31
41
5
1
61
7
8*
9*
10*
1Washer
1
1
1
Upper part of drive
Spring
O-ring
Wafer type ange
Shaft
O-ring
Control d iaphragm
O-ring
13 1 Diaphragm disk
14 1 Washer
15*
16*
17*
18 1
1
1
1
Stop nut
Safety washer
Quad-ring
Lower part of drive
19 1 Plain bushing
20 1
Plug for control air
21 12 Washer
22 12
Screw
23 1 pressure piece
24 1 Membrane
25 1 Valve body
35 4
36 8
37 4
Screw
Cover ap
Stud bolt
38 4 Washer
39 8
40 12
nut
nut
Tab. 16 Part number and designation DN 80-100, NO DA *) Spare part
Fig. 20 Part name DN 100, NO DA
22 MV 310 BA-2017.10.26 EN 300 719
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