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HELIO2
BLENDEr
HELIUM-OXYGEN
SPECIFICATIONS
High Flow Low Flow
Model
PM5580:
80/20 heliox
PM5570:
70/30 heliox
PM5480:
80/20 heliox
PM5470:
70/30 heliox
Primary Outlet
Flow Range
15 - 120 lpm 3 - 30 lpm
With both supply pressures at 50 psi (3.4 bar)
with
BLEED Closed
Auxiliary Outlet
Flow Range
2 - 100 lpm 0 - 30 lpm
With both supply pressures at 50 psi (3.4 bar) with
BLEED Open
Bleed Flow @
100% FIO2
13 lpm or less
at 50 psi (3.4 bar)
3 lpm or less
at 50 psi (3.4 bar)
Maximum
Combined
Flow (All Outlets)
≥ 120 lpm ≥ 30 lpm
Bypass Flow
(Loss of Helium or
Oxygen supply)
> 85 lpm > 45 lpm
Bypass Alarm
Activation
50 psi
(3.45 bar)
60 psi
(4.14 bar)
50 psi
(3.45 bar)
60 psi
(4.14 bar)
13-25 psi
16-24 psi 18-22 psi 16-24 psi
0.9-1.7 bar 1.1-1.65 bar 1.2-1.5 bar 1.1-1.65 bar
Alarm Reset:
When pressure differential is 6 psi (0.4 bar)
or less.
Alarm Sound Level:
≥ to 80 db at 1 ft (0.3 m)
Oxygen Concentration
Adjustment Range:
PM5480
PM5580
20 -
100%
PM5470
PM5570
30 - 100%
Gas Supply Pressure:
30 - 75 psi (2.1 - 5.2 bar)
Heliox & Oxygen
within 10 psi (0.69 bar)
of each other
Mixed Gas Stability:
±1% Oxygen
Connection Types:
DISS Type - Heliox & Oxygen Inlets & Outlets
and / or NIST Type - Heliox & Oxygen Inlets
Note: All ow-rate values are as measured from an Oxygen owmeter (uncorrected).