User’s Guide
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FL-1500A
Flowmeter
Contents
Section 1
Introduction
Page
Description . . . . . . . . . . . . . . . . . . . . . . . . . .1-1
Design Features . . . . . . . . . . . . . . . . . . . . .1-1
Specifications . . . . . . . . . . . . . . . . . . . . . . . .1-1
Discription of Equipment . . . . . . . . . . . . . . .1-2
Section 2
Installation
Receipt of Equipment . . . . . . . . . . . . . . . . .2-1
Recommended Storage Practice . . . . . . . . .2-1
Installation . . . . . . . . . . . . . . . . . . . . . . . . . .2-1
Section 3
Operation
Operating Instructions . . . . . . . . . . . . . . . . .3-1
Section 4
Maintenance
General . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-1
Figures
1-1
1-2
Float Type . . . . . . . . . . . . . . . . . . . .1-4
Dimensions . . . . . . . . . . . . . . . . . .1-4
2-1
2-2
Typical Bypass Installation . . . . . . .2-2
Panel Cutouts . . . . . . . . . . . . . . . . .2-3
3-1
3-2
Reading Edge of Float . . . . . . . . . .3-2
Typical Bypass Installation . . . . . . .3-2
Tables
1-1
1-2
Capacities . . . . . . . . . . . . . . . . . . .1-3
Pressure Ratings . . . . . . . . . . . . . .1-3
i
1
Introduction
1-1
1
1-2
1
Introduction
WATER
AIR @ 14.7 PSIA and 21°C (70°F)
MODEL
NUMBER
PRESSURE DROP VISCOSITY IMMUNITY
PRESURE DROP
PSI
LPM
2.95
FLOAT GPM
SLPM
SCFM
INCHES W.C.
CEILING, CS(**)
INCHES W.C. CRITICAL (*)
FL-1501A 8-RV-3
0.78
4.0
2.0
3.17 89.80
5.88 165.5
4.0
0
0
FL-1502A 8-RV-14 1.45
FL-1503A 9-RV-33 2.53
5.49
9.58
12.0
5.4
14.0
6.0
11.0
15.0
10.45 295.9
25.76 729.5
7.0
0
0
FL-1504A 10-RV-64 6.28 23.77
11.0
13.0
1-3
1
Model
Number
Maximum Working
Pressure (psig)
Max
Temp.
Gas
Service
FL-1501A, FL-1502A
FL-1503A
FL-1504A
300
175
100
121°C
(250°F)
1-4
1
Introduction
1-5
2
Installation
2-1
2
Installation
2-2
3
Operation
3-1
3
Operation
3-2
4
Maintenance
4-1
WARRANTY/DISCLAIMER
OMEGA ENGINEERING, INC. warrants this unit to be free of defects in materials and workmanship for a
period of 13 months from date of purchase. OMEGA’s WARRANTY adds an additional one (1) month
grace period to the normal one (1) year product warranty to cover handling and shipping time. This
ensures that OMEGA’s customers receive maximum coverage on each product.
If the unit malfunctions, it must be returned to the factory for evaluation. OMEGA’s Customer Service
Department will issue an Authorized Return (AR) number immediately upon phone or written request.
Upon examination by OMEGA, if the unit is found to be defective, it will be repaired or replaced at no
charge. OMEGA’s WARRANTY does not apply to defects resulting from any action of the purchaser,
including but not limited to mishandling, improper interfacing, operation outside of design limits,
improper repair, or unauthorized modification. This WARRANTY is VOID if the unit shows evidence of
having been tampered with or shows evidence of having been damaged as a result of excessive corrosion;
or current, heat, moisture or vibration; improper specification; misapplication; misuse or other operating
conditions outside of OMEGA’s control. Components in which wear is not warranted, include but are not
limited to contact points, fuses, and triacs.
OMEGA is pleased to offer suggestions on the use of its various products. However,
OMEGA neither assumes responsibility for any omissions or errors nor assumes liability for any
damages that result from the use of its products in accordance with information provided by
OMEGA, either verbal or written. OMEGA warrants only that the parts manufactured by the
company will be as specified and free of defects. OMEGA MAKES NO OTHER WARRANTIES OR
REPRESENTATIONS OF ANY KIND WHATSOEVER, EXPRESSED OR IMPLIED, EXCEPT THAT OF
TITLE, AND ALL IMPLIED WARRANTIES INCLUDING ANY WARRANTY OF MERCHANTABILITY
AND FITNESS FOR A PARTICULAR PURPOSE ARE HEREBY DISCLAIMED. LIMITATION OF
LIABILITY: The remedies of purchaser set forth herein are exclusive, and the total liability of
OMEGA with respect to this order, whether based on contract, warranty, negligence,
indemnification, strict liability or otherwise, shall not exceed the purchase price of the
component upon which liability is based. In no event shall OMEGA be liable for
consequential, incidental or special damages.
CONDITIONS: Equipment sold by OMEGA is not intended to be used, nor shall it be used: (1) as a “Basic
Component” under 10 CFR 21 (NRC), used in or with any nuclear installation or activity; or (2) in medical
applications or used on humans. Should any Product(s) be used in or with any nuclear installation or
activity, medical application, used on humans, or misused in any way, OMEGA assumes no responsibility
as set forth in our basic WARRANTY/DISCLAIMER language, and, additionally, purchaser will indemnify
OMEGA and hold OMEGA harmless from any liability or damage whatsoever arising out of the use of the
Product(s) in such a manner.
RETURN REQUESTS/INQUIRIES
Direct all warranty and repair requests/inquiries to the OMEGA Customer Service Department. BEFORE
RETURNING ANY PRODUCT(S) TO OMEGA, PURCHASER MUST OBTAIN AN AUTHORIZED RETURN
(AR) NUMBER FROM OMEGA’S CUSTOMER SERVICE DEPARTMENT (IN ORDER TO AVOID
PROCESSING DELAYS). The assigned AR number should then be marked on the outside of the return
package and on any correspondence.
The purchaser is responsible for shipping charges, freight, insurance and proper packaging to prevent
breakage in transit.
FOR WARRANTY RETURNS, please have the
following information available BEFORE
contacting OMEGA:
FOR NON-WARRANTY REPAIRS, consult OMEGA
for current repair charges. Have the following
information available BEFORE contacting OMEGA:
1. Purchase Order number under which the product
was PURCHASED,
1. Purchase Order number to cover the COST
of the repair,
2. Model and serial number of the product under
warranty, and
3. Repair instructions and/or specific problems
relative to the product.
2. Model and serial number of the product, and
3. Repair instructions and/or specific problems
relative to the product.
OMEGA’s policy is to make running changes, not model changes, whenever an improvement is possible. This affords
our customers the latest in technology and engineering.
OMEGA is a registered trademark of OMEGA ENGINEERING, INC.
© Copyright 2005 OMEGA ENGINEERING, INC. All rights reserved. This document may not be copied, photocopied,
reproduced, translated, or reduced to any electronic medium or machine-readable form, in whole or in part, without the
prior written consent of OMEGA ENGINEERING, INC.
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