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Pneumatic Flow Meter Data Sheet - AW-Lake Company - #2

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TYPICAL PRESSURE DIFFERENTIALS
For specific differential graphs, refer to Lake data sheet PDDS-404.
Pneumatic Flow Rate Monitors
MATERIALS OF CONSTRUCTION (WETTED COMPONENTS)
SERIES 5 MONITORS
ALUMINUM
BRASS
STAINLESS STEEL
High-pressure casing, end ports and tapered shaft
Aluminum
Brass
#303 Stainless Steel
Seals
Buna-N (STD), EPR Vton® or Kalrez®
Buna-N (STD), EPR, Vton® or Kalrez®
Vton® with Teflon® backup (STD), Buna-N, EPR or Kalrez®
Transfer Magnet
Teflon® coated Alnico
Teflon® coated Alnico
Teflon® coated Alnico
Floating Orifice Disk
Stainless Steel
Stainless Steel
Stainless Steel
All other internal parts
Stainless Steel
Stainless Steel
Stainless Steel
0 10 30 50 70 90 110 130 150
Teflon is a registered trademark of DuPont de Nemours & Co.
Viton and Kalrez are registered trademarks of Dow DuPont Elastomers
SERIES 4 MONITORS
3/4" *1"
MATERIALS OF CONSTRUCTION (NON-WET
COM PONENTS)
25
ALUMINUM
BRASS
STAINLESS STEEL
Window Tube
Polycarbonate (STD)
Polycarbonate (STD)
Polycarbonate (STD)
Pyrex
Pyrex
Pyrex
Window Seals
Buna-N (STD), Teflon®
Buna-N (STD), Teflon®
Buna-N (STD), Teflon®
20
■ " 15
10
a
5
PERFORMANCE
Measuring accuracy:
±2.5% of full-scale in the center third ofthe measuring range; ±4% in upper and lower thirds
Repeatability:
±1% of full-scale
Flow measuring range:
1.5-1300 SCFM @ 100 PSIG (1-610 LPS)
Pressure differential:
See graphs on the right for typical pressure differentials. For specific differential information, refer to Lake data sheet PDDS-404.
Maximum operating pressure:
aluminum and brass monitors: 600 PSIG (40 Bar) stainless steel monitors: 1000 PSIG (70 Bar)
Maximum operating temperature:
240°F (116°C) Note: For operation to 600°F (316°C), see our High Temperature data sheet.
Standard calibration fluids:
Air @ 70°F (21°C), 1.0 sg and 100 PSIG (6.8 Bar)
Filtration requirements:
74 micron filter or 200 mesh screen minimum
0
IIOW hai \ fiPM
SERIES 3 MONITORS
1/4" - 1/2"
20
.. 15
5
0
0 3 6 9 12 15
MECHANICAL SIZE CODE
SERIES 2 MONITORS
5
4
3
s
DIM
SERIES 2
SERIES 3
SERIES 4
SERIES 5
SERIES 5
A
1-1/4"
1-7/8"
2-3/8"
3-1/2"
3-1/2"
(32mm)
(48mm)
(60mm)
(90mm)
(90mm)
B
4-13/16"
6-9/16"
7-5/32"
10-1/8"
12-5/8"
(122mm)
(167mm)
(182mm)
(258mm)
(322mm)
Port Sizes
NPTF: 1/8", 1/4"
NPTF: 1/4", 3/8", 1/2"
NPTF: 3/4", 1"
NPTF: 1-1/4", 1-1/2"
NPTF: 2"
SAE: #6, #8, #10
SAE: #12, #16
SAE: #20, #24
SAE: #32
BSP: 3/8", 1/2"
BSP: 3/4", 1"
BSP: 1-1/4", 1-1/2"
BSP: 2"
2
1
0
.5 1 1.5 2
I low had cru
Note: Consult factory for SAE brass m onitor requirem ents.
LAKE MONITORS, 2013 South 37th Street, Mlwaukee, W 53215 414.671.3577 / 800.850.6110 / Fax: 414.671.5253
MONITORS INC
Division of Total Automated Solutions, Inc.
www. lakemonitors. com
GDS-404 7.5M CK / WGD / MAS © Lake Monitors Inc. 2004
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