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4.1

Valve position indication (fig. 4.1)

For the valve position indication, a proximity switch holder (PSH) 
can be installed direct on the actuator.
To signal the limit position of the valve seat, proximity switches can 
be mounted to the holder if required.

We recommend our APV standard types:
operating distance: 5 mm / diameter: 11 mm.
If the user decides to apply valve position indicators other than 
APV type, we cannot take over the liability for any malfunctions 
resulting therefrom.

4.2

Control Unit (fig. 4.2)

The assembly of a control unit on the MF4 valve is possible.

The following designs are available:

4.

Auxiliary Equipment

4

valve position

indication

PSH

fig. 4.2

fig. 4.1

-

For the assembly of the control unit on the MF4 valve an adapter 
is required.

solenoid valve (SV)

CU31 Direct Connect

16 - 31 - 232/93

CU21V

16 - 31 - 237/93

CU31 Device Net

16 - 31 - 240/93

CU31 AS-interface

16 - 31 - 244/93

Direct Connect

ref.-No.:

Profibus

ref.-No.:

Device Net

ref.-No.:

AS-Interface

ref.-No.:

adapter

CU2 - adapter  SW4 / SD4 / M4

08-48-415/93

designation:

ref.-No.:

4.3

Connections:

Beside the housings with weld ends, the following connections
are alternatively available:

-

threaded port according to DIN 11851

-

threaded port IDF / ISS according to ISO 2853

-

threaded port RJT according to BS 4825-5

-

threaded port SMS

-

threaded port according to DS 722

-

flange connection FGN1 DIN

-

flange connection FGN1 Inch

-

clamp connection according to DIN 32676

-

clamp connection according to ISO 2852

UK

DELTA MF4-UK0.qxd / 12.2004

Membrane Valve with Bellow Unit
DELTA MF4
Operating Manual rev. 0

Содержание APV DELTA MF4

Страница 1: ...Read and understand this manual prior to operating or servicing this product Operating Manual DELTA MF4 Membrane Valve with Bellow Unit...

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Страница 5: ...2 kvs values 7 3 valve stroke opening section 8 Maintenance 9 9 Service Instructions 10 12 9 1 Dismantling from the line system 9 2 Disassembly of wear parts product wetted parts 9 3 Installation of...

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Страница 7: ...e instructions to ensure safe maintenance of the valve The valve must only be assembled disassembled and reassembled by persons who have been trained in APV valves or by APV service team members If ne...

Страница 8: ...can be realized NC actuator normally closed fail down air to raise spring to lower NO actuator normally open fail up air to lower spring to raise The inner parts of the actuator are maitenance free Th...

Страница 9: ...g 4 1 For the assembly of the control unit on the MF4 valve an adapter is required solenoid valve SV CU31 Direct Connect 16 31 232 93 CU21V 16 31 237 93 CU31 Device Net 16 31 240 93 CU31 AS interface...

Страница 10: ...e housings must be undertaken in such a way that the valve body is not deformed The preparation of the weld seam up to 3 mm thickness must be carried out as a square butt joint without air Consider sh...

Страница 11: ...4 56 74 91 110 459 515 526 593 617 642 398 454 465 532 556 581 4 2 7 1 7 1 7 9 14 2 15 2 4 2 7 1 7 1 15 3 19 28 34 42 49 5 59 L1 25 40 50 65 80 100 26 38 50 66 81 100 86 126 126 189 189 189 348 387 43...

Страница 12: ...140 C EPDM HNBR FPM VMQ no steam Air connection for hose 6x1mm max pneumatic air pressure 8 bar min pneumatic air pressure 6 bar Use dry and clean pneumatic air only 7 Technical Data 1m 10m 25 40 50 6...

Страница 13: ...6 11 13 5 17 5 22 28 4 8 5 11 15 19 5 25 inch DN dimensions in mm 7 2 DELTA MF4 Kvs values in m3 h DN 25 40 50 65 80 100 1 1 5 2 2 5 3 4 22 42 73 130 342 22 38 70 112 276 inch 7 3 valve stroke opening...

Страница 14: ...SW13 1 x spanner SW17 1 x spanner SW19 1 x spanner SW30 1 x strap wrench Cleaning rag as well as low solution of a suitable cleaning agent observe safety data sheets of cleaning agent manufacturer Sli...

Страница 15: ...s product wetted parts a With CU design and valve position indicator First of all release the actuator screw Release the hexagon nut 21 while holding up the centering washer 16 Remove the centering wa...

Страница 16: ...in the yoke If the shaft stiffs check the right fit of the guide bush e CU design and valve position indicator Place the centering washer 16 Apply a drop of a screw locker e g type Loctite semi solid...

Страница 17: ...he positioning screws in the control unit the shift points can be adjusted d Design with valve position indicator Plug in and fasten the proximity switches Readjust the proximity switches if necessary...

Страница 18: ...seal screws over the piston rod and tighten them c Fasten the adapter for the control unit and the yoke on the actuator Attention Observe the position of the adapter Attention Consider the required de...

Страница 19: ...roove see sketch 1 1a 4 Proceed step by step to press the seal into the groove Press the opposite side into the groove See to an even fit of the seat seal 5 Afterwards press the assembly tool in betwe...

Страница 20: ...ctuator does not work air escapes permanently from the venting plug Replace the complete actuator Valve position indication No feedback Carry out fine adjustment 15 12 Trouble Shooting 13 Spare parts...

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Страница 22: ...orporation The information contained in this document including any specifications and other product details are subject to change without notice While we have taken care to ensure the information is...

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