Martin Water
PRODUCTS  Flow Meters

K-300,400 SERIES GLASS ROTORMETER

K-300,400 glass Rotormeter is featured with a magnifying acrylic 

window, with high measuring precision. Solution-contacting-parts 

are lead or 304SS. This type of glass Rotormeter is widely used 

for measuring or analyzing instruments, Lab and scientific 

research divisions.

Working pressure:<0.8MPa     

Temperature Limit: 120°C     

Accuracy: ±3%

MT-K-3000

Model

DN

 Measure    Range L/h

Thread

Water

Air

MT-K3011

DN3

2.5-25mL/min

3-30NmL/min 

6-60NmL/min

 

NPT 1/8” Female

MT-K3012

DN4

4-40ml_/min

8-80NmL/min

 

 

 

 

 

 

NPT1/4"Female                        G1/4"Female

25-250NmL/min

100-1000NmL/min

MT-K3013

DN6

8-80mL/min

0.18-1.8NL/min

20-200mL/min

0.4-4NL/min

35-350mL/min

0.8-8NL/min

40-400mL/min

1.5-15NL/min

70-700mL/min

1.8-18NL/min

0.1-1L/min

3-30NL/min

0.2-2L/min

5-50NL/min

0.3-3L/min

6-60NL/min

MT-K400

Model

Water

Air

Thread

MT-K4011

20-200mL/min

0.3-3NL/min

 

NPT1/8"Female

MT-K4012

30-300mL/min

0.5-5NL/min

MT-K4013

50-500mL/min

1-10NL/min

 

NPT1/4"Female   G1/4"Female

MT-K4014

0.1-1L/min

2-20NL/min

MT-K4015

0.15-1.5L/min

3-30NL/min

MT-K4016

0.2-2L/min

5-50NL/min

No

Name

Material

Quantity

Conventional Type

Corrosion-proof Type

1

Valve

HPb59-1

SS304

1

2

Base

LY11

SS304

2

3

Float

SS304 or Agate

SS304, or   Agate

1

4

Meter Body

Borosilicate   Glass


1

5

Panel

LY11

LY11

1

6

Window

Acrylic Glass

Acrylic Glass

1

7

Guide Wire

HPb59-1

SS304

1

8

Locknut



1

9

Male Adaptor

HP659-1

SS304

2