LZZX Series Low Flow Micro Flowrate Metal Tube High Pressure
INDUSTRIAL FLOW METER

LZZX Series Low Flow Micro Flowrate Metal Tube High Pressure

Used for the measurement of micro flowrate of liquids and gases. All-metal structure, With the characteristics of small volume, low pressure loss, etc, Widely used in various industries which is complex and harsh environment.

Measure and process control for micro flowrate, low flow rates, various harsh media conditions. Especially suitable for measuring turbid, opaque or corrosive fluids

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Overview

LZZX Structure form
HV Bottom- rear in and Top-rear out Bottom in and Top out
Measuring tube ’s material which contact liquid
R0R1R2R3 316L Stainless steel 304 Stainless steel HC-276 alloy Titanium alloy
Backstop and O-rings Material
ABCD PTFE/BunaPVDF/VitonPVDF/BunaPTFE/ Kalrez
Indicator
DefaultDK1K2K12EK1EK2Ek12 The pointer display instantaneous flow rateRemote 4-20mA Two-wire current signal. intrinsically safe explosion-proof.Explosion-proof marks: ExiallCT 3-6High alarm limit (24VDC Three-wire output)Lower alarm limit (24VDC Three-wire output)High and lower alarm limit (24VDC Three-wire output)High alarm limit (8.2VDC Two-wire output namur)Lower alarm limit (8.2VDC Two-wire output namur)High and lower alarm limit (8.2VDC Two-wire output namur)
Connection method
1234 NPT1/4″NPT3/8″NPT1/2″NPT3/4″

Specifications

The main technical parameters

Measuring Range Water (20℃) 1-3000I/h air (0.1013MPa 20℃) 0.5-900001/h
Range Ratio 10:1
Accuracy Class 2.5/4.0
Work Pressure PN16MPa
Medium Temperature Standard type -40℃~ +120℃
Ambient Temperature -40℃~ +80℃
Medium Viscosity 1/4″NPT, 3/8″NPT,1/2″NPT≤5mPa.s3/4″NPT, 1″NPT≤250mPa.s
Output Tagging signal: two-wire system4~20mA (24 VDC power supply)
power Supply 24VDC±20%
Connection Method Bottom-rear in and Top-rear out: 1/4″NPT (F)threadBottom in and Top out: 1/4″NPT 3/8″NPT 1/2″NPT3/4″NPT 1″NPT (F)thread
Electrical Interface M8* 1 or User specifications
Protection Class IP65
Explosion-Proof Marks Intrinsically safe type: ExialICT 3~6 

 

Mode Flow range (Water) a b C d e f g Installation 

method
LZZX-6 ≤100l/h SW19 18 125 29 NPT1/4” 34 29 Bottom-rear in and Top-rear out Bottom in and Top out
LZZX-10 100-300l/h SW24 25 164 48 NPT3/8” 30.5 32.5 Bottom in and Top out
LZZX-15 400-800l/h SW27 25 164 48.5 NPT1/2” 30.5 32.5 Bottom in and Top out
LZZX-25 800-3000l/h SW50 50 230 81 NPT1” 18 45/50 Bottom in and Top out

 

■Flow table

Model Measuring range Pressure loss mbar Connection thread
Water(l/h) Air(l/h)
LZZX-6 0.1-1 3.5-35 8 (F) NPT1/4″
0.16-1.6 5.4-54 8
0.25-2.5 10-100 8
0.4-4 16-160 8
0.6-6 23-230 8
1-10 35-350 8
1.6-16 54-540 8
2.5-25 85-850 9
4-40 125-1250 10.5
6-60 190-1900 12.5
10-100 310-3100 17
LZZX-10 10-100 320-3200 8 (F) NPT3/8″
16-160 500-5000 8
20-200 600-6000 8
25-250 800-8000 8
30-300 900-9000 8
LZZX-15 40-400 1200-12000 8 (F) NPT1/2″
50-500 1500-15000 8
60-600 1800-18000 8
80-800 2400-24000 8
LZZX-25 80-800 2400-24000 3 (F) NPT3/4″ 

(F) NPT1″
100-1000 3000-30000 3
160-1600 4500-45000 3
200-2000 6000-60000 3
250-2500 7500-75000 3
300-3000 9000-90000 3

 

 

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LZZX Series Low Flow Micro Flowrate Metal Tube High Pressure

Used for the measurement of micro flowrate of liquids and gases. All-metal structure, With the characteristics of small volume, low pressure loss, etc, Widely used in various industries which is complex and harsh environment.

Measure and process control for micro flowrate, low flow rates, various harsh media conditions. Especially suitable for measuring turbid, opaque or corrosive fluids

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