LOW COST DIRECT READ ACRYLIC
ROTOMETER KITS
FL-2500 Series
Starts at
$
70
⻬ Easy-to-Read Dual
English and Metric
Scales
⻬ Interchangeable Scales
for 7 Common Gases
⻬ Meters are Offered
With or Without Built-In
Needle Valves
⻬ Economical
and Compact
⻬ Easy Disassembly and
Assembly for Cleaning
The FL-2500 Series direct read
rotometer kits offer versatility at a
low cost. Each kit includes seven
interchangeable direct read scales
for air, water, Argon, CO2, Helium,
Nitrogen and Oxygen. These
economical kits are ideal for
laboratories, schools or processes
that use multiple gases.
SPECIFICATIONS
Accuracy: ±5% of full
scale reading
Maximum Temperature:
65°C (150°F)
Maximum Pressure:
6.9 bars (100 psig)
Meter Block: Clear machined acrylic
Float Materials: Black glass,
stainless steel, tungsten carbide
O-Ring Seals: FKM with stainless
fittings, Buna with brass fittings
Fittings:
built-in needle valves and seal plugs,
brass or stainless (model dependent)
Note: NIST calibration is not available on
direct read meters.
1
⁄8 NPT female connections,
FL-2515, $74, shown
larger than actual size.
Dimensions: mm (in)
29
(1.15)
76
(3)
16 (0.62)
41(1.62)
25
(1)
108
(4.24)
FL-2514-V, $89, shown
larger than actual size.
Female Adaptor
1
⁄8-27 NPT
76
(3)
25 (1)
Fully Opened 77 (3.05)
Closed 70 (2.75)
B-14a
FL-2500 Series
7 interchangable
dual scale assortment
(including air)
Many fittings of various materials and
styles are available. See pages T-36 to T-80
or visit omega.com
B1
FL-2514-V, $89,
shown actual size.
A large selection of tubing materials
and diameters are available. See pages
T-15 to T-35, or visit omega.com
MOST POPULAR MODELS HIGHLIGHTED!
To Order (Specify Model Number)
Brass Fittings SS Fittings Air Water Argon C02Helium Nitrogen Oxygen
SLM CCM SLM SLM SLM SLM SLM
Model No. Price Model No. Price (SCFH) (GPH) (SCFH) (SCFH) (SCFH) (SCFH) (SCFH) Float
FL-2501 $70 FL-2511 $74 1.4 (2.8) 20 (0.3) 1.1 (2.25) 1.1 (2.5) 2 (4) 1.3 (2.75) 1.2 (2.5) Glass
FL-2501-V 77 FL-2511-V 89 1.4 (2.8) 20 (0.3) 1.1 (2.25) 1.1 (2.5) 2 (4) 1.3 (2.75) 1.2 (2.5) Glass
FL-2502 70 FL-2512 74 2.75 (5.5) 70 (1.1) 2.2 (5) 2.2 (5) 5.5 (11) 2.75 (5.5) 2.5 (5) Stainless
FL-2502-V 77 FL-2512-V 89 2.75 (5.5) 70 (1.1) 2.2 (5) 2.2 (5) 5.5 (11) 2.75 (5.5) 2.5 (5) Stainless
FL-2503 70 FL-2513 74 3.5 (7.0) 100 (1.5) 3 (6.5) 3 (6.5) 8 (17) 3.5 (7.5) 3.5 (7) Carboloy
FL-2503-V 77 FL-2513-V 89 3.5 (7.0) 100 (1.5) 3 (6.5) 3 (6.5) 8 (17) 3.5 (7.5) 3.5 (7) Carboloy
FL-2504 70 FL-2514 74 8.5 (18) 175 (2.75) 7 (15) 7 (15) 18 (40) 8 (16) 8 (16) Glass
FL-2504-V 77 FL-2514-V 89 8.5 (18) 175 (2.75) 7 (15) 7 (15) 18 (40) 8 (16) 8 (16) Glass
FL-2505 70 FL-2515 74 16 (32.5) 450 (6.5) 13 (26) 12 (25) 35 (70) 16 (32.5) 15 (30) Stainless
FL-2505-V 77 FL-2515-V 89 16 (32.5) 450 (6.5) 13 (26) 12 (25) 35 (70) 16 (32.5) 15 (30) Stainless
FL-2506 70 FL-2516 74 22 (45) 700 (11) 18 (37.5) 18 (37.5) 55 (110) 22 (45) 20 (42.5) Carboloy
FL-2506-V 77 FL-2516-V 89 22 (45) 700 (11) 18 (37.5) 18 (37.5) 55 (110) 22 (45) 20 (42.5) Carboloy
FL-2507 76 FL-2517 84 50 (100) 1400 (22) 40 (80) 35 (80) 110 (250) 45 (100) 45 (90) Stainless
FL-2507-V 90 FL-2517-V 114 50 (100) 1400 (22) 40 (80) 35 (80) 110 (250) 45 (100) 45 (90) Stainless
Comes complete with all 7 interchangeable direct reading dual scales (air scale comes installed, six other scales included separately) and
operator's manual.
Ordering Examples: FL-2515-V, acrylic rotometer with valve and interchangeable scales for air, water, argon, CO2, helium, nitrogen and
oxygen, $89. FL-2511-V, acrylic rotometer with valve and interchangeable scales for air, water, argon, CO2, helium, nitrogen and oxygen, $89.
B-14b
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