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; System Using 2 Bottled Test Gases - ABB AZ10 Operating Instruction

28 A Z 1 0 O X YG E N A N A LY Z E R | C O M B U S T I O N G A S A N A LY S I S | O I/A Z 1 0 - E N 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
Non-return
valve
AZ10 AutoCal unit
Test gas supply: 1 l/min (2.118 scfh)
TG2
TG1
ABB flowmeter adjusted
to 1 l/min (2.118 scfh) STP
Test gas 1
Clean dry oil-free instrument air
INPUT: 10 bar (145 psi) max.
OUTPUT: 1 bar (15 psi) max
ABB flowmeter adjusted
to 1 l/min (2.118 scfh) STP
Test gas 2 (optional)/bottled gas
adjusted to 1 bar (15 psi) output
Figure 27 Test gas supply, AutoCal system without restrictors –
air (test gas 1) and optional bottled gas (test gas 2)
Test gas port
AZ10 probe
5 μm/oil
coalescing
filter regulator

System using 2 bottled test gases

Non-return
valve
AZ10 AutoCal unit
Test gas supply: 1 l/min (2.118 scfh)
TG1
TG2
ABB flowmeter adjusted
to 1 l/min (2.118 scfh) STP
Test gas 1
Test gas 1/bottled gas adjusted
ABB flowmeter adjusted
to 1 l/min (2.118 scfh) STP
Test gas 2 (optional)/bottled gas
adjusted to 1 bar (15 psi) output
Figure 28 Test gas supply, AutoCal system without restrictors –
2 bottled test gases
Test gas port
AZ10 probe
to 1 bar (15 psi) output