TG-F2289-E04

AM3000 Series MICRO FLOWMETER

TOKYO KEISO CO., LTD.

13

3. Needle valve (Model AM3000/V □ )

A needle valve is used to control flow rates. Install one downstream of the flowmeter to avoid hunting of the float in gas measurement.

Placing a valve on the upstream side may reduce pulsation in liquid measurement.

● Standard specification

Nominal size

: Rc3/8

Max. op. pressure : 3 MPa

Fluid temperature : –15 to +150℃

Material

: SUS316

●Needle valve (AM3000/VU) (screw connection)

●Needle valve (AM3000/VU) (flange connection)

46

43

49

105

65

219

（Max.66）

49

105

65

219

（Max.66）

43

46

Thread size

1/4

3/8

1/2

L（mm）

245

225

275

Approx. mass

（kg）

1.8

1.7

1.9

Note: Screw sockets provided for 1/4

and 1/2.

Note: The length“L”of the flowmeter

with a gas damper is 40 mm

longer downstream.

Flange size

(mm)

10

15

20

25

Approx. mass

(kg) [JIS 10K]

2.8

2.9

3.2

4.0