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Product details
1、 Product Overview:
The OW-LML-1-2 wet gas flowmeter is divided into ordinary and anti-corrosion types. The LML ordinary type uses brass material and is generally used in the non corrosive gas range. LMF anti-corrosion type is made of stainless steel material and can measure corrosive gases. The OW-LMF/LML series wet gas flowmeter is generally used in laboratories to measure the total volume of gas with high accuracy, especially for small flow rates where the error is very small. It can be directly used to measure gas flow rates or used as a standard instrument to calibrate other flowmeters. The effective volume of each chamber in a wet gas flowmeter is controlled by the water surface pre injected into the flowmeter, so it is necessary to check whether the water surface reaches the predetermined position during use, and the instrument must be kept level during installation.
schematic diagram:

2、 Characteristics of ordinary wet gas flowmeter:
1. High accuracy, with an extended uncertainty of 0.2% and 0.5% at a confidence probability of 0.95
2. No strict constant temperature requirement, can be used at room temperature
3. The reading is intuitive and easy to use.
4. Equipped with a pulse transmission mechanism, it can be easily connected to a microcomputer to achieve automatic detection.
3、 Product parameters:
The OW-LML-1-2 wet gas flowmeter is divided into ordinary and anti-corrosion types. The LML ordinary type uses brass material and is generally used in the non corrosive gas range. LMF anti-corrosion type is made of stainless steel material and can measure corrosive gases. The OW-LMF/LML series wet gas flowmeter is generally used in laboratories to measure the total volume of gas with high accuracy, especially for small flow rates where the error is very small. It can be directly used to measure gas flow rates or used as a standard instrument to calibrate other flowmeters. The effective volume of each chamber in a wet gas flowmeter is controlled by the water surface pre injected into the flowmeter, so it is necessary to check whether the water surface reaches the predetermined position during use, and the instrument must be kept level during installation.
schematic diagram:

2、 Characteristics of ordinary wet gas flowmeter:
1. High accuracy, with an extended uncertainty of 0.2% and 0.5% at a confidence probability of 0.95
2. No strict constant temperature requirement, can be used at room temperature
3. The reading is intuitive and easy to use.
4. Equipped with a pulse transmission mechanism, it can be easily connected to a microcomputer to achieve automatic detection.
3、 Product parameters:
Project
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unit
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Model number
|
|
|||
BSD0.5
|
BSD2
|
|
||||
Nominal flow rate
|
m3/h
|
0.5
|
2
|
|
||
maximum flow
|
m3/h
|
0.75
|
3
|
|
||
Minimum flow rate
|
m3/h
|
0.005
|
0.02
|
|
||
Working pressure range
|
Pa
|
500-3000
|
|
|||
pressure loss
|
Pa
|
≤80
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≤90
|
|
||
Basic error limit
|
Qmin≤Q<0.1Qmax
|
%
|
±2.0
|
±2.5
|
|
|
±1.0
|
±1.5
|
|
||||
0.1Qmax<Q≤Qmax
|
|
|||||
Usage temperature
|
℃
|
5-35
|
|
|||
Main pumping volume per revolution
|
L/Rev
|
5
|
20
|
|
||
Min Scale Value
|
/
|
0.02
|
0.1
|
|
||
Maximum cumulative digits
|
m2
|
99.999
|
|
|||
Minimum indication value of counter
|
L
|
0.02
|
0.1
|
|
||
Inner diameter of intake pipe
|
mm
|
10
|
19
|
|
||
Inner diameter of exhaust pipe
|
mm
|
7
|
18
|
|
||
weight
|
kg
|
5.8
|
9
|
|
||
Dimensions (length X width X height)
|
mm
|
270x300x340
|
400x350x500
|
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