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Endura AZ25 series probe
Combustion oxygen monitor
3 Mechanical installation
3.1 General installation requirements
Warning.
Before installing the probe, check the probe data label
in the head of the probe – see Section 3.3.
Select a location away from strong electrical and
magnetic fields. If this is not possible, particularly in
applications where mobile communications
equipment is expected to be used, screened cables
within flexible, earthed metal conduit must be used.
Before installing the probe, read the Safety notes in
Section 1, page 2.
3.2 Unpacking
Caution.
Unpack and handle with care do not subject it to
hammer blows or other sharp shocks. The probe
contains fragile ceramic components that can be
damaged. Visually inspect equipment for damage
before installing. Do not install damaged or faulty
equipment.
It is recommended to retain the protective probe
packing materials to allow for re shipping in the
unlikely event of a return.
OI/AZ25P–EN Rev. E
3.3 Identifying the probe
The unique probe serial number and probe code (configuration)
is printed on a data label attached to the inside the probe cover
– see Fig. 3.1.
Caution. The details on each probe label are unique to the
cell / probe combination they are attached to and cannot
be used to identify any other probe or system.
Probe cover
Probe data label
Code No
AZ25/XXXXXXXXXXXXX
KEEP
TIGHTLY
CLOSED
WHEN NOT
IN USE
Serial No
3KS0000000/067
Probe serial number
*The probe code identifies if a restrictor is fitted at the probe
head (Ref. Air) connection – refer to Fig. 3.6, page 11 for
system pneumatic requirements
Fig. 3.1 Probe identification label location
(probe head cover shown removed)
3 Mechanical installation
Endura AZ25 probe
Probe code*
+
THC
–
REF
AIR
+
I/P
–
7
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