ABB AO2000 Series User Manual

AO2000 CONTINUOUS GAS ANALYZERS | OI/AO2000-EN REV. B 83
Fidas24, Fidas24 NMHC: Gas and electrical connections
Gas and electrical connections
30
Power supply 115 V AC or 230 V AC for heating the detector and sam-
ple gas inlet (4-pin plug connector, connecting cable supplied)
31
Electrical connection to the heated sample gas inlet (hard mounted)
32
Test gas outlet
33
Zero gas inlet
34
Span gas inlet
35
Combustion air inlet
36
Combustion gas inlet
37
Instrument air inlet
38
Exhaust air outlet (screw joint for PTFE or stainless steel tube with
outside diameter = 6 mm. The inside diameter of the exhaust air line
must be widened to max. 30 cm downstream of the exhaust air outlet
to ≥ 10 mm.
39
Sample gas inlet, heated or unheated (screw joint for PTFE or stain-
less steel tube with outside diameter = 6 mm)
40
Pressure equalizing opening with protective filter (the protective filter
must be protected against moisture)
24 V External power supply 24 V DC (4-pin plug connector)
Bus System bus (3-pin socket connector)
Design of the gas connections unless stated otherwise:
⅛ NPT female thread for threaded connections (not supplied)

ABB AO2000 Series Specifications

General

Brand	ABB
Model	AO2000 Series
Category	Measuring Instruments
Language	English