Burkert Type 8081 Manual do Utilizador descarregar pdf (Página 13)

Type 8081

english

Technical data

6.3.2. General data

Pipe diameter DN15 to DN25

Type of fluid water (or neutral liquids on request)

Fluid temperature 5 to 90°C

Fluid pressure PN 16

Measuring range 0.06 to 200 l/min

Accuracy (see curves on

next page)

± (0.01 % of Full Scale* + 2% of

measured value)

Repeatability 1% of measured value

Measuring element 2 ultrasound emitter-receiver cells

* Full Scale, see measuring range on the diagram of measurement accuracy.

Reference conditions: fluid = water, water and ambient temperatures = 20°C

Measurement accuracy

-10

-8

-6

-4

-2

0,1 1 10 100 1000

max DN25

max DN15

max DN20

Flow rate in l/min

Max. measurement

deviation in %

1 2 ... 8 9 10 11 12 13 14 15 16 17 18 ... 67 68

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Burkert Type 8081 Manual do Utilizador Página 13