Type 2974

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Table of contents

1. General technical data

3

2. Approvals and conformities

4

2.1.

General notes...................................................................................................................................................................................4

2.2.

Conformity .......................................................................................................................................................................................4

2.3.

Standards.........................................................................................................................................................................................4

2.4.

Explosion protection ........................................................................................................................................................................4

2.5.

Foods and beverages/Hygiene ........................................................................................................................................................4

3. Materials

5

3.1.

Bürkert resistApp .............................................................................................................................................................................5

3.2.

Material specifications .....................................................................................................................................................................6

3.3.

Example of available diaphragm materials ......................................................................................................................................6

4. Dimensions

7

4.1.

Manual actuator ...............................................................................................................................................................................7

Diaphragm size 15…25....................................................................................................................................................................7

Diaphragm size 40…50....................................................................................................................................................................8

4.2.

T-body with welded connection.......................................................................................................................................................9

4.3.

T-body with clamp connection.......................................................................................................................................................13

5. Performance specifications

13

5.1.

Medium pressure ...........................................................................................................................................................................13

6. Ordering information

14

6.1.

Bürkert eShop................................................................................................................................................................................14

6.2.

Bürkert product filter......................................................................................................................................................................14

6.3.

Bürkert Product Enquiry Form .......................................................................................................................................................14