Type 8025

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1.

General technical data

1.1. About the device

The device Type 8025 is available in a compact variant as a flowmeter or as a batch controller or in a remote variant (wall-mounted or

panel-mounted) as a flow transmitter or as a batch controller.

Furthermore, the compact flowmeter is available either as a measuring device with standard output signal or as a battery powered indicator/

totalizer.

In addition, the flow transmitter is available in two variants: a Universal variant and a variant for Bürkert “Low Power” flowmeters.

1.2. Flowmeter or compact batch controller

General data

The following data are valid for both the flowmeter and the batch controller.

Product properties

Material

Make sure the device materials are compatible with the fluid you are using.

Further information can be found in chapter “4.1. Bürkert resistApp” on page 18.

Further information on the materials can be found in chapter “4.2. Material specifications” on page 18.

Non wetted parts

Lid

PC

Front panel film

Polyester

Cover

PC

Housing

PC

Screw

Stainless steel

Union nut

PC

Seal

NBR

Female cable plug/male fixed

plug

• Body, contact holder and cable gland in PA

• Cable gland seal and flat seal in NBR

Cable gland

PA

Wetted parts

Sensor armature

PVDF

Axis and bearing

Ceramics (Al

2O3)

Paddle wheel

PVDF

Seal

FKM standard (EPDM included, but not mounted)

Display

15 × 60 mm, 8-digit LCD, alphanumeric,15 segments, 9 mm high

Compatibility

Any pipe from DN 20 1.)…DN 400 which is fitted with Bürkert Type S020 Insertion fitting.

For the selection of the nominal diameter of the fittings, see data sheet Type S020 .

Pipe diameter

DN 20 1.)…DN 400

Dimensions

Further information can be found in chapter “5. Dimensions” on page 20.

Measuring principle

Paddle wheel

Measuring range

• Flow rate: 0.5…75000 l/min

• Flow velocity: 0.3…10 m/s

Performance data

Measurement deviation

• Teach-in: ± 1 % of the measured value 2.) at teach flow rate value

• Standard K factor: ± 2.5 % of the measured value 1.)

Linearity

± 0.5 % of full scale 2.)

Repeatability

± 0.4 % of the measured value 2.)