Changzhou Yueheng Instrument & Apparatus Co., Ltd.--LZB

PRODUCTS

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 - ()/V20/S20/F20 glass rotameter

Glass rotameter S20 series


S20 series

Glass rotameter V20 series


V20 series	V20 series

summary

LZB - ()/V20/S20/F20 series glass rotameter is a variable area flowmeter. It is widely used in chemical industry, light industry, medicine, food, environmental protection, teaching and scientific research and other departments.

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

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, hose connection, flange connection

Installation dimension

Nominal diameter DN	LZB - ()/V20 pipe thread connection			LZB-()/S20 Hose connection			LZB-()/F20 Flange connection
	L1	a	Pipe thread	L1	a	b	L3	d	c	e
15	375	φ58	G1/2”	400	φ58	φ17	425	Ф95	Ф65	4~Ф14
			*G3/8”					Ф88.9	Ф60.5	4~Ф16
			*NPT1/2”					Ф95.2	Ф66.5	4~Ф16
25		φ74	G1”	450	φ74	φ30		Ф115	Ф85	4~Ф14
			*G3/4”					Ф108	Ф79.2	4~Ф16
			*NPT1”					Ф123.9	Ф88.9	4~Ф19
40		φ95	G1½”		φ95	φ44		Ф145	Ф110	4~Ф18
			*NPT1½”					Ф127	Ф98.6	4~Ф16
50		φ112	G2”		φ112	φ54		Ф160	Ф125	4~Ф18
			*NPT2					Ф152.4	Ф120.7	4~Ф19

Material of components in contact with measuring fluid

spare parts	Model
spare parts	V10-()	V10-()F	S10-()		FF10-()
float	30SS stainless steel		304SS stainless steel		304SS stainless steel
Upper and lower stops	nylon	Fluoroplastics	nylon	Fluoroplastics	nylon	Fluoroplastics
Sealing element	Nitrile rubber	Viton	Nitrile rubber	Viton	Nitrile rubber	Viton
Pipe threaded joint	Carbon steel (galvanized)	1Cr18Ni9Ti stainless steel
Connector seat	aluminium
Hose connector			aluminium	1Cr18Ni9Ti stainless steel
Flange joint					aluminium	1Cr18Ni9Ti stainless steel

Note: 1. F10 series flange material: cast iron spray plastic. 2. Please specify other special materials. 3. Shell: aluminum spray plastic.

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