Pro Trio Analyzer Manual
Page
43
NUVAIR
www.nuvair.com
12.3 Flow Restrictors and Regulators
A variety of Flow Restrictors and Pressure Regulators
for the Sample Flow Method are available from Nuvair,
all calibrated to produce a flow rate of 1 – 5 L/min with
a Regulator output of 100 – 160 psi.
Universal Flow Restrictors are used for most
applications and are typically provided complete with
Regulator.
When analyzing Scuba Cylinder gases, special Flow
Restrictors can be used to obtain the sample gas
directly from the BC inflator hose. A variety of BC
Flow Restrictors are available to fit the different types
of inflator hose QD fittings used.
13.0
Troubleshooting
Battery symbol
Low Battery
Change the battery
No display
Switched off
Bad connection
Low Battery
Switch on
Check display/ battery connection
Change the battery
Reading erratic
Pressure on sensor
Radio transmission
O2/ CO Sensor old or faulty
CO2 Sensor old or faulty
Condensation on sensor.
Check flow
Move unit away
Change sensor
Return to Dealer
Dry in air
Display segments missing
Display faulty
Return to dealer
Pressure
Reducing
Regulator
Standard Flow Restrictor
Part - 9518-STD
Mares
TM
Flow Restrictor
Part – 9518-MARES
ScubaPro
TM
Flow Restrictor
Part – 9518-SCUBAPRO
HP Regulated Flow Restrictor
Part No. 9520-Int
¼” FNPT Flow Restrictor
Part - 9517
Part No. 9519
HP Regulated Flow Restrictor
Part No. 9520-DIN
Universal
Flow
Restrictor
Summary of Contents for Pro Trio
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