Type 8746

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Table of contents

1. General technical data

4

1.1.

General.............................................................................................................................................................................................4

1.2.

Variant with electromagnetic proportional valve..............................................................................................................................4

1.3.

Variant with electromotive proportional valve ..................................................................................................................................5

2. Approvals and conformities

6

2.1.

General notes...................................................................................................................................................................................6

2.2.

Conformity .......................................................................................................................................................................................6

2.3.

Standards.........................................................................................................................................................................................6

2.4.

Explosion protection ........................................................................................................................................................................6

2.5.

North America (USA/Canada) ..........................................................................................................................................................6

2.6.

Foods and beverages/Hygiene ........................................................................................................................................................6

2.7.

Oxygen.............................................................................................................................................................................................7

3. Materials

7

3.1.

Bürkert resistApp .............................................................................................................................................................................7

4. Dimensions

8

4.1.

Thread depths of base blocks .........................................................................................................................................................8

MFC/MFM for small nominal flow rates...........................................................................................................................................8

MFC/MFM for large and very large nominal flow rates....................................................................................................................8

4.2.

Variant with electromagnetic proportional valve and büS/CANopen interface................................................................................8

MFC with valve Type 2873...............................................................................................................................................................8

MFC with valve Type 2875...............................................................................................................................................................9

MFC with valve Type 2836.............................................................................................................................................................10

4.3.

Variant with electromotive proportional valve and büS/CANopen interface..................................................................................13

MFC with valve Type 3280.............................................................................................................................................................13

MFC with valve Type 3285 (DN12 and DN15)................................................................................................................................14

MFC with valve Type 3285 (DN20 and DN25)................................................................................................................................15

4.4.

MFM variant with büS/CANopen interface ....................................................................................................................................16

Variant with base block 00 or A1 for small nominal flow rates ......................................................................................................16

Variant with base block A2 for large nominal flow rates ................................................................................................................17

Variant with base block A3 for very large nominal flow rates ........................................................................................................17

4.5.

Variant with electromagnetic proportional valve and analogue or PROFIBUS-DP interface.........................................................18

MFC with valve Type 2873.............................................................................................................................................................18

MFC with valve Type 2875.............................................................................................................................................................19

MFC with valve Type 2836.............................................................................................................................................................20

4.6.

Variant with electromotive proportional valve and analogue or PROFIBUS-DP interface.............................................................23

MFC with valve Type 3280.............................................................................................................................................................23

MFC with valve Type 3285 (DN12 and DN15)................................................................................................................................25

MFC with valve Type 3285 (DN20 and DN25)................................................................................................................................26

4.7.

MFM variant with analogue or PROFIBUS-DP interface ...............................................................................................................27

Variant with base block 00 or A1 for small nominal flow rates ......................................................................................................27

Variant with base block A2 for large nominal flow rates ................................................................................................................28

Variant with base block A3 for very large nominal flow rates ........................................................................................................28

4.8.

Variant with Industrial Ethernet interface .......................................................................................................................................29

5. Device/Process connections

30

5.1.

büS/CANopen................................................................................................................................................................................30

5.2.

Analogue ........................................................................................................................................................................................30

5.3.

Industrial Ethernet..........................................................................................................................................................................30

5.4.

PROFIBUS-DP...............................................................................................................................................................................31

6. Performance specifications

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