Item

Unit

Mode

G1.6

G2.5

G4

G6

G10

G16

G25

Nominal flow-rate

m3/h

1.6

2.5

4

6

10

16

25

Max. flow-rate

m3/h

2.5

4

6

10

16

25

40

Min. flow-rate

m3/h

0.016

0.025

0.04

0.06

0.01

0.16

0.25

Total pressure loss

Pa

≤200

≤200

≤300

≤300

≤300

Operation pressure range

kPa

50

30

30

30

30

Cyclic volume

dm3

1.2

3.5

3.5

11

11

Permissible error

Qmin≤Q< 0.1 Qmax

±3%

±3%

±3%

3%

3%

0.1Qmax≤Q≤ Qmax

±1.5%

±1.5%

±1.5%

1.5%

1.5%

Min. recording reading

dm3

0.2

0.2

2

2

2

Max. recording reading

m3

99999.999

99999.999

99999.999

99999.99

99999.99

Working temperature

°C

-10~+40

-10~+40

-10~+40

-10~+40

-10~+40

Storage temperature

 °C

-20~+50

-20~+50

-20~+50

-20~+50

-20~+50

Service life

Year

10

10

10

10

10

Connection thread

M30×2    

G11/4   

G2

G2

G2 1/2

Central distance

mm

110mm or 130mm or by customer

 180

250

280

335

Weight

kg

1.9

3.8

4.2

8

8.5

housing

material

steel

steel

steel