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Mechanical & Digital
Flow Meter - Wafer |


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The operating
principal is the same as the Model 300 on page
23.
Model
Body Material
300W Bronze
301W Monel
302W 316
Stainless Steel
Model
301W Monel is available up to 3" only. The meters
are unaffected by overranging.
How to Order Example:
Model 300W-3.00-200GPM-B
Options
A
B
B2
C
D
E
ES
G
H
I
J
K
N
O2
P
R
T
V
W
W2
W3
X
Y
Z
1S2
2S2 |
Seals
made of Viton®*
EPR Seals
Teflon®* TFE Seals
Specific grav. calibration
Gasketed case
Non-standard flow rate
Low flow rate (<2 gpm)
Custom scales and dials
400 psig service
Compressed gas service
Peak flow indicator
Saturated steam service
Ammonia service
Oxygen Cleaning
Panel mount
LCD-Total & Rate Display
350°F temp. range
High viscosity 5-500 cps
4-20mA DC linear
4-20mA DC non-linear
Same as W2 no indicator
Hi/Lo setpoint relays
0-1000 Hz frequency
Options W,X,Y combined
1 Reed switch SPDT
2 Reed switches SPDT |
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Features
Sizes 1/2" to 8"
For Liquids & Gases
Mounts between 2 Flanges
3.5" Dial Type Standard
Flow Rates to 3000 GPM
Mounts In Any Position
No Wetted Mech. Parts
Factory Calibrated
Units in GPM, GPH, SCFM, SCFH,
LPM, LPH, CCPM
Low Pressure Drop
Differential Pressure Oper.
Alarms & Outputs Available
Ratings
Pressure:
10 to 180 psig
Standard
10 to 400 psig
Optional
Temperature:
-30° to 212°F Standard
-80° to 350°F Optional
Accuracy: ±3% Full Scale
Repeatability: ±1% Full Scale
Materials
Meter
Housing: Polycarbonate
Bellows:
Bronze (Std) Monel,
316SS (Opt)
Seals:
Buna-N (see Options)
Crystal:
Polycarbonate
Gear
Movement:
Bronze (Std) 316SS
(Opt)
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*Viton®
is a registered trademark of DuPont
Dow Elastomers
*Teflon®
is a registered trademark of DuPont
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Piping
should be rigidly supported and free
of vibration.
Do not subject meter to
water hammer.
Protect meter from freezing
liquids.
Provide at least 10 pipe
diameters of straight approach at meter
inlet.
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Unit |
Available
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Dim.
in Inches |
Weight |
Size |
GPM
Ranges |
A |
B* |
lbs. |
1/2 |
2,
3, 4, 6, 10 |
6.62 |
1.69 |
4 |
3/4 |
6,
10, 15, 20 |
7.06 |
2.00 |
5 |
1 |
15,
20, 30, 40 |
7.25 |
2.38 |
5 |
1-1/2 |
30,
40, 60, 100 |
7.81 |
3.12 |
6 |
2 |
40,
60, 100, 150, 200 |
8.00 |
3.75 |
7 |
2-1/2 |
60,
100, 150, 200 |
8.54 |
4.25 |
8 |
3 |
200,
300, 400, 500 |
8.87 |
5.00 |
9 |
4 |
300,
400, 600, 800 |
9.95 |
6.13 |
12 |
6 |
600,
800, 1000, 2000 |
11.05 |
8.38 |
16 |
8 |
600,
1000, 2000, 3000 |
12.30 |
10.38 |
24 |
*
B = Diameter of Wafer, Wafer is 1-1/8"
thick
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Model
No. Index | Sight Flow Indicators
| Flow Meters & Totalizers | Liquid
Level Gauges & Valves | Glass &
Gaskets Sight Windows | Switches
Flow & Level | Ejectors & Eductors
| Terms & Conditions |
Home |
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John
C. Ernst Co., Inc.
Sparta,
NJ
Tel:
973-940-1600
Fax:
973-940-1620
Toll Free: 1-888-463-7678
Email:
info@johnernst.com
Mailing
Address
21 Gail Court
Sparta, NJ 07871
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Physical
Address
21 Gail Court
Sparta, NJ 07871
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