Endura AZ series integral and remote transmitter
Combustion oxygen monitor
5 Programming
IM/AZ20E–EN Rev. F
37
…Calibrate
Test Gases
Configures the test gas types and values used in
calibration.
Test Gas 1 Type
Gas
Enables the
Test Gas 1 Value
option.
Air
Test gas or instrument air @ 20.95 % O
2
applied as a
test gas.
Air
Process Air
The atmospheric air within the flue surrounding the
probe used to calibrate the system.
Test Gas 1 Value
Enabled when
Test Gas 1 Type
is set to
Gas
[0.01 to 100.00 % O
2
]
1.00 % O
2
Test Gas 2 Type
Select
Gas
to enable
Test Gas 2 Value
option.
Gas
Enables the
Test Gas 2 Value
option.
Gas
Air
Test gas or instrument air @ 20.95 % O
2
applied as a
test gas.
Process Air
The atmospheric air within the flue surrounding the
probe used to calibrate the system.
Test Gas 2 Value
Enabled when
Test Gas 2 Type
is set to
Gas
.
[0.01 to 100.00 % O
2
]
1.00 %O
2
Oxygen Hold
During O
2
calibrations, the % O
2
value displayed on the
local HMI (human-machine interface) is set according to
the
Action
selected below. This value is also
retransmitted as current outputs and transmitted via
HART.
Action
Off
The displayed and transmitted % O
2
value follows the
value measured during the calibration.
Off
Hold
The displayed and transmitted % O
2
value is held at its
value immediately prior to the start of the calibration.
Preset Value
Sets the displayed and transmitted % O
2
value to the
user-defined
Preset Value
.
Preset Value
Displayed when
Action
is set to
Preset Value
.
[0.01 to 100.00 % O
2
]
1.00 %O
2
Parameter
Comment / [Range]
Default
Table 5.7 Calibrate Menu (Continued)