OPERATING PRINCIPLE
Glass Tube Rotameter is basically a Variable Area Flow Meter.

The differential pressure across the annulus area is constant and the flow rate is measured as a function of the annulus area. This area is displayed as the position of a “Float”.


STANDARD FEATURES :

Various Material of Construction   Easy to Maintain and Replace
Line Size from 15 NB to 80 NB   Suitable for on Line Installation
Heavy Duty Design with Maximum Visibility   Measuring Span : 1:10
Ranges between 2.0 LPH to 25000 LPH   Glass : Borosilicate
Two Tone Powder Coated Excellent Finish   Linear Scale
No Threads in Body, Avoids Corrosion   Slip on Flange - facilitates change in line of sight
Face-To-Face Distance : 500 mm   Accuracy : +/- 2% of Full Scale
Single Piece (jointless) PTFE / PP claded end connections
Float is provided with PTFE Indicating Ring which minimizes breakage of Glass Tube

SN Parts OPTIONS
A Enclosure
MS- Powder Coated , SS- Powder Coated, SS- Buffed ,    
B Flange - NB 15,  25,  40,  50,  80
C Flange Specifications ASA-150,  BS10-T-E,  BS10 T-F,  Din-10
D MOC Wetted CS,  SS304,  SS316,  CS-PTFE,  CS-PP
E Float - MOC SS316,  PTFE,  PVC,  Aluminium
F Flange - MOC CS,  SS304,   SS316
G PTFE Enve. Gland Packing Nitrite ,  Silicon,  Viton
H Measuring Range in LPH of H2O @ T :- Ambt   /   Pr : - Atm
          Glass
Size
With PTFE Float LPH With SS 316 Float LPH Max. Pressure
Drop in
mmwc
Test
Pressure
    NB    
           
           
15 20 25 40 50 80       140 15
            TN 1
2-20
3-30
            TN 2 3-30 6-60
            TN 3 4-40 10-100
            TN 4
6-60
20-200 350 15
            TN 5 8-80 30-300
            TN 6 12-120 40-400
            TN 7 18-180 60-600
            TN 8
20-200
80-800
600 12
            TN 9 40-400 100-1000
            TN 10 50-500 150-1500
            TN 11 80-800 250-2500
            TN 12 90-900
300-3000
900 9
            TN 13 100-1000 350-3500
            TN 14 150-1500 400-4000
            TN 15
200-2000
600-6000
900 7
            TN 16 250-2500 700-7000
            TN 17 400-4000 1000-10000
            TN 18
500-5000
1500-15000
900 5
            TN 19 600-6000 2000-20000
            TN 20 800-8000 2500-25000

ROTAMETER WITH HIGH-LOW-FLOW SWITCHES
 
Inductive Proximity Switch
Control Unit
Namur as per DIN 19234
Input 230 V AC / 110 V AC
ABS Housing
35 mm DIN Rail
Screwed Fitting
Adjustable on Complete Span

ROTAMETER WITH HIGH-LOW-FLOW SWITCHES
Glass Tube Rotameter
Glass Tube Rotameter   Glass Tube Rotameter
PTFE - SINGLE PC (NO JOINT) CLADING
100% SPARK PROOF
Float with PTFE Ring
avoids glass to metal contact
and minimizes possibility of
Glass Tube breakage
Glass Tube Rotameter Flow Switch For Glass Tube Rotameter Glass Tube Rotameter with transmitter Bi Stable Switch Metal Tube
Metal Tube Rotameter with Transmitter By-pass Rotameter Orifice Plates & Assemblies Carrier Ring Magmeter
Acrylic Rotameter Low Flow Purge Rotameter with D.P.Regulator Sight Flow Indicator Wheel Flowmeter
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