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A Z10 OX YG E N A N A LY ZE R
| CO M B US T I O N G A S A N A LY S I S | O I/A Z 10 - EN R E V. A
…8 Test gas connections
Test gas and reference air supply configurations – AutoCal systems without restrictors
System using air as test gas 1 and bottled gas as
(optional) test gas 2
Figure 27 Test gas supply, AutoCal system without restrictors –
air (test gas 1) and optional bottled gas (test gas 2)
System using 2 bottled test gases
Figure 28 Test gas supply, AutoCal system without restrictors –
2 bottled test gases
AZ10 probe
AZ10 AutoCal unit
Test gas supply: 1 l/min (2.118 scfh)
Test gas 1
ABB flowmeter adjusted
to 1 l/min (2.118 scfh) STP
ABB flowmeter adjusted
to 1 l/min (2.118 scfh) STP
5 μm/oil
coalescing
filter regulator
Test gas 2 (optional)/bottled gas
adjusted to 1 bar (15 psi) output
Clean dry oil-free instrument air
INPUT
: 10 bar (145 psi) max.
OUTPUT
: 1 bar (15 psi) max
Non-return
valve
Test gas port
TG1
TG2
Non-return
valve
Test gas port
AZ10 probe
AZ10 AutoCal unit
Test gas supply: 1 l/min (2.118 scfh)
Test gas 1/bottled gas adjusted
to 1 bar (15 psi) output
ABB flowmeter adjusted
to 1 l/min (2.118 scfh) STP
ABB flowmeter adjusted
to 1 l/min (2.118 scfh) STP
Test gas 2 (optional)/bottled gas
adjusted to 1 bar (15 psi) output
TG1
TG2
Test gas 1