Process Alarm - ABB Endura AZ30 series Programming Manual

Endura AZ30 series integral probe and remote transmitter
Combustion oxygen monitor

6.4.6 Process Alarm

Menu
Process Alarm
Exit
Parameter
Alarm 1 (to 4)
Type
Off
Low Oxygen
High Oxygen
Low Temperature
High Temperature
Trip
Oxygen
Temperature
Hysteresis
Oxygen
Temperature
*The Endura AZ30 oxygen systems must be used only for measuring non-oxygen enriched gasses (not more than 21 %
oxygen [air]) at pressure no greater than 1.1 bar absolute (44 in. WG). Operating the system in oxygen-enriched
atmospheres will invalidate / compromise certification.
Table 6.11 Process Alarm Menu
High Alarm Action
Concentration
Hysteresis
Alarm Switches Off
Fig. 6.2 Hysteresis High / Low Alarm Action
COI/AZ30E–EN Rev. D
6
Select
Comment / [Range]
Each of the four alarms can be activated on high or low
values or switched off.
Sets the alarm type required – see Fig. 6.2.
Sets the alarm trip value in engineering units – see Fig.
6.2.Note. One trip value can be set for each alarm.
[0.01 to 100.00 % O
[–300 to 1800 °C (–508 to 3272 °F)]
Sets the hysteresis value in engineering units – see Fig.
6.2.
[0.00 to 100.00 % O
[0 to 1000 °C (–32 to 1832 °F)]
Hysteresis
Alarm On
Automatically
Used to setup process alarms (1 to 4) for alarm types (high /
low oxygen or high / low temperature), set alarm trip
temperatures and to set hysteresis values (as % for oxygen
and ° C value for temperature).
*]
2
*]
2
Concentration
Trip Point
Alarm Off
6 Programming
Low Alarm Action
Hysteresis
Hysteresis
Alarm On
Alarm Switches Off
Automatically
Default
Off
1.00 % O2
720 °C
0 % O2
0 °C
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