INSTALLATION AND OPERATING INSTRUCTIONS
FOR FL-2500 ACRYLIC FLOW METERS
Unpacking the FL-2500 Acrylic Flow Meter
INSPECT PACKAGE FOR EXTERNAL DAMAGE
Your FL-2500 Acrylic Flow Meter was care-
fully packed in a sturdy cardboard carton, with anti-static cushioning materials to withstand
shipping shock. Upon receipt, inspect the package for possible external damage. In case of
external damage to the package contact the shipping company immediately.
UNPACK THE FL-2500 ACRYLIC FLOW METER
Open the carton carefully from the top and
inspect for any sign of concealed shipping damage. In addition to contacting the shipping
carrier please forward a copy of any damage report to Omega
®
.
When unpacking the instrument please make sure that you have all the items indicated on
the Packing List. Please report any shortages promptly.
Specifications
ACCURACY:
± 5% of full scale reading.
FLOAT MATERIALS:
Glass (black colored), 316 Stainless Steel (silver colored), Tungsten
Carbide (Carboloy- silver colored).
FITTINGS:
Brass or 316 Stainless Steel.
O-RINGS:
FKM is standard, Buna, EPR are optionally available.
VALVES:
Built-in needle valves are available.
MAXIMUM SERVICE TEMPERATURE:
65
°
C (150
°
F).
MAXIMUM SERVICE PRESSURE:
700 kPA (100 psig).
SCALES:
Direct reading dual scales mounted interchangeably at rear of flow meter block.
Each scale has both metric and English system units displayed. Scales are mounted by
means of locating holes between the rear of the acrylic block and the yellow colored back-
ing plate. Customers can easily exchange scales for different fluids, and flow rates. Kit
comes with seven interchangeable direct reading dual scales: Air (air scale comes installed),
Water, Argon, CO2, Helium, Nitrogen, and Oxygen.
FLOAT READINGS:
At center of ball shaped floats.
Installation
MOUNTING:
Flow meters are shipped ready for panel (rear) mounting, and are easily con-
vertible to partial or full “in-line” configurations (see diagram). To convert, exchange Plug
Seals (3) and Female Adaptors (9) correspondingly using a 5/32" hex wrench and a 1/2"
open box wrench. Panel or “in-line” mounting is through 11/16" diameter holes, using hex
nuts supplied.
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