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Yueheng Instrument & Apparatus

PRODUCTS

Metal tube float flowmeter

○ Metal tube float flowmeter

○ Micro metal tube float flowmeter

○ All stainless steel metal tube float flowmeter

○ Magnetic filter

Glass rotameter

○ Imported series glass rotameter

○ Domestic series glass rotameter

Turbine flowmeter

Vortex Flowmeter

Constant current purging device

Plastic rotameter

○ Plastic rotameter

○ Panel flowmeter

○ Pipeline flowmeter

LZB - ()/V30/H30/F30 glass rotameter

LZB - () F30K12 alarm series

LZB - () H30K12 alarm series

Glass rotameter H30 series

Glass rotameter F30 series

Glass rotameter V30 series

Summary
LZB - ()/V30/H30/F30 series glass rotor flowmeter is an imported series of variable area all-stainless steel flowmeter. It is widely used in chemical industry, light industry, medicine, food, environmental protection, teaching and scientific research and other departments, especially in food and sanitation industries.

Product features
◆ With the same connection mode, there is a uniform height regardless of the caliber
◆ Able to withstand high temperature and pressure
◆ Safe metal shell, good safety
◆ High measurement accuracy and good interchangeability
◆ Various connection modes
◆ Lightweight structure, small size and simple installation
◆ Beautiful appearance and convenient maintenance
◆ It can be made of sanitary stainless steel

Technical indicators
◆ Measuring range:
Water 20 ℃ 4~10000L/h
Air 20 ℃ 101325Pa 0.2~300m3/h
◆ Range ratio: 10:1
◆ Accuracy level: 1.0 1.5
◆ Taper length: 300mm
◆ Scale: flow scale
◆ Measured fluid condition:
Pressure DN15~DN25: 1.0MPa
DN40:0.9MPa
DN50:0.7MPa
Temperature (- 20~200) ℃
◆ Connection mode: threaded connection, clamp connection, flange connection

Flow range table

Drift diameter (mm)	Model	measuring range		Glass tube Length (mm)	working temperature	working pressure （MPa）
		水L/h	空氣M3/h
15	V30-15 F30-15 W30-15	4-40	0.12-1.2	300	-20℃~ +120℃	≤1.0
		6-60	0.3-3
		10-100	0.5-5
		16-160	0.8-8
		25-250	1.2-12
		40-400	2-20
		63-630
25	V30-25 F30-25 W30-25	63-630	2-20
		100-1000	3-30
		160-1600	5-50			≤0.9
		250-2500	8-80
40	V30-40 F30-40 W30-40	160-1600	5-50
		250-2500	8-80			≤0.7
		400-4000	12-120
50	V30-50 F30-50 W30-50	400-4000	12-120
		630-6300	20-200
		1000-10000	30-300
		4000-16000

Overall dimension

Installation dimension

Nominal diameter (mm)	Window size A×B	V30 pipe threaded connection			F30 flange connection				W30 sanitary quick-fitting end
Nominal diameter (mm)	Window size A×B	L1	C	D	L2	E	F	n-G	L3	J	K
15	26×236	344	Ф38	G1/2″	348	Ф65	Ф90	4-Ф14	376	50.5	3/4”
25	34×226	348	Ф55	G1″	348	Ф85	Ф115	4-Ф14	376	50.5	1”
40	44×226	370	Ф70	G1½″	370	Ф110	Ф145	4-Ф18	376	50.5	1 1/2”
50	60×216	380	Ф90	G2″	370	Ф125	Ф160	4-Ф18	376	64	2”

Material of components in contact with measuring fluid

Model	Parts material
Model	float	Connector	Stop	seal ring	Enclosure
LZB-()/ V30/F30	304SS stainless steel	304SS stainless steel	Fluoroplastics	Viton	1Cr18Ni9Ti stainless steel

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