Installation; General Mounting Requirements - ABB AZ10 Operating Instruction

10 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

6 Installation

General mounting requirements

NOTICE
• For optimum performance, mount the probe at 90° to the
gas flow.
• The probe will function adequately in turbulent gas flows.
• Do not obstruct the flue gas exit hole.
Gas flow
Gas flow
55 mm
(2.16 in) ∆
min.
Exit
Gas flow
If the flue is lagged, a stand-off tube of
suitable length with a minimum internal
diameter of 55 mm (2.16 in) may be used
Figure 7 General mounting requirements
Duct surface temperature 400 °C (752 °F) max.
45º
Exit
max.
See Notice above
X
See Notice above
Ambient air temperature at
probe terminal head
–20 to 70 °C (–4 to 158 °F)
See Notice above
allows ash/soot/debris to accumulate in the probe
45 º
45 º
max.
max.
Exit
X
Exit
Do not mount the probe in such a manner that
Gas flow
Ash/soot/debris will
accumulate here and
block the probe cell