SPECIFICATIONS
Model
Gas
Max Flush
Flow
Increments
(lpm)
7MFA1001
Oxygen
40-60 lpm
.5, 1, 2, 3, 4, 5, 6, 8, 10,
15 Flush
7MFA2001
Air
7MFA1001TC
Oxygen
40-60 lpm
.5, 1, 2, 3, 4, 5, 6, 8, 10,
15 Flush
7MFA2001TC
Air
7MFA1101
Oxygen
N/A
1, 2, 3, 4, 6, 8, 10, 12, 15,
20, 25
7MFA2101
Air
7MFA1101TC
Oxygen
N/A
1, 2, 3, 4, 6, 8, 10, 12, 15,
20, 25
7MFA2101TC
Air
Flowmeters calibrated at 50 psi (3.4 bar), 70°F (21°C), standard
atmospheric pressure.
Accuracy:
±10% of the indicated flow.
Operating Temperature:
69°F (20.6°C) to 71°F (21.6°C)
Storage Temperature:
-40°F (-40°C) to 140°F (60°C)
Max Humidity:
95%
NOTE:
Storage / Transport outside the specified range may cause
damage to the flowmeter.
Specifications are subject to change without notice.
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OPERATING INSTRUCTIONS
NOTE:
Precision Medical, Inc.
recommends the use of kink proof
patient tubing.
1. Be sure Dial Flowmeter is in the “OFF” position.
2. Connect the Dial Flowmeter to a 50 psi (3.4 bar) Oxygen or Air
Source.
3. Set flow by aligning the Indicating Pointer to the desired flow.
NOTE:
The accuracy of flow will be adversely affected by any
variation of inlet pressure, ambient temperature or outlet
resistance from rated values.
WARNING
• Read this User Manual before installing or operating the Dial
Flowmeter.
• There is NO FLOW between settings. The Indicating Pointer
must point to a specific number on the dial to obtain flow.
CAUTION
ONLY use appropriate indexed fittings to connect the Dial
Flowmeter to appropriate source. Use
Oxygen
connections for
Oxygen
Flowmeters and use
Air
connections for
Air
Flowmeters.
CLEANING / MAINTENANCE
1. Disconnect all connections before cleaning.
2. Clean exterior surfaces of the Dial Flowmeter with a cloth
dampened with water.
3. Wipe dry with a clean cloth.
4. Store the Flowmeter in a clean area free from grease, oil and other
sources of contamination.
CAUTION
• DO NOT
immerse the Dial Flowmeter in any kind of liquid.
This will cause damage to the Dial Flowmeter and will void the
warranty.
• This Dial Flowmeter is not field serviceable.
CAUTION
Missing or illegible labels must be replaced, contact
Precision Medical, Inc.
COMPONENT IDENTIFICATION
Indicating
Pointer
Inlet
Connection
Flow
Increments
Outlet
Connection
7MFA1001
(shown)
TROUBLESHOOTING
If the Dial Flowmeter fails to function, consult the Troubleshooting Guide
below. If the problem cannot be solved, consult your Provider.
Problem
Probable Cause
Remedy
No Flow
• Flowmeter set in
“OFF” position
• Dial set between
settings
• Internal failure
• Turn to desired
setting
• Move Dial to flow
setting
• Return to Precision
Medical, Inc.
Dial will not turn /
Hard to turn
• Dial seized
• Return to Precision
Medical, Inc.
Will not shut off
• Flowmeter not in
“OFF” position
• Turn Dial to the “OFF”
position
RETURNS
Returned products require a Returned Goods Authorization (RGA)
number. Any product returned to Precision Medical, Inc. must be
packaged in a sealed container to prevent damage. Precision Medical,
Inc. will not be responsible for goods damaged in transit. Return Policy
available at www.precisionmedical.com.
Manuals are available on our website: www.precisionmedical.com.
