Type 2873

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Table of contents

1. General technical data

3

2. Circuit functions

3

3. Approvals and conformities

4

3.1.

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

3.2.

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

3.3.

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

3.4.

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

3.5.

North America (USA/Canada) ..........................................................................................................................................................4

3.6.

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

4. Materials

5

4.1.

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

5. Dimensions

5

5.1.

Threaded body.................................................................................................................................................................................5

5.2.

Sub-base body ................................................................................................................................................................................6

5.3.

ATEX/IECEx version .........................................................................................................................................................................7

6. Performance specifications

7

6.1.

Flow characteristic...........................................................................................................................................................................7

Determination of the K

V value .......................................................................................................................................................... 7

6.2.

Exemplary characteristic curve of a proportional valve ...................................................................................................................8

7. Product operation

8

7.1.

Control unit ......................................................................................................................................................................................8

8. Ordering information

9

8.1.

Bürkert eShop..................................................................................................................................................................................9

8.2.

Recommendation regarding product selection................................................................................................................................9

8.3.

Bürkert product filter........................................................................................................................................................................9

8.4.

Bürkert Product Enquiry Form .........................................................................................................................................................9

8.5.

Ordering chart................................................................................................................................................................................10

Standard version............................................................................................................................................................................10

Version with approvals...................................................................................................................................................................11

Version for higher differential pressures.........................................................................................................................................12

8.6.

Ordering chart accessories............................................................................................................................................................13

Cable plug Type 2518, form A according to DIN EN 175301 - 803 ................................................................................................13

Control electronics Type 8605 for proportional valves ..................................................................................................................13