3.16.6. Total Expected Sensor Life
The device tries to predict its overall lifetime. The factory default can be reset by
the user.
Values
To modify the value via PDM, open the menu Device – Maintenance, click on
Remaining Sensor Lifetime, enter the desired value then click Write.
3.16.7. Maintenance Status
Read only. Displays the status of the Maintenance Alerts
Values
To modfify the value via PDM, open the menu Device – Maintenance and click on
Remaining Device Lifetime.
a) Enable Alert Activation (see 3.2. 1 . Maintenance Alert Activation for more
detail).
b) Modify values as required. Click Write to accept the changes.
3.16.8. Acknowledge Status
Read only. Displays the status of the Maintenance Alerts that have been
acknowledged.
Values
3.16.9. Acknowledge
Allows you to acknowledge either a Maintenance Required or a Maintenance
Demanded alert.
To acknowledge an alert via PDM:
a) Open the menu View – Device Status and click on the tab Maintenance.
b) In the Device Lifetime section, modify values as required. Click Write to accept
the changes.
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SITRANS LR250 (HART) – INSTRUCTION MANUAL
Range: 0 to 20 years
Default: 10.07 years
0 No maintenance alerts active
1 Maintenance Required Alert active
2 Maintenance Demanded Alert Active
0 No maintenance alerts acknowledged
Maintenance Required Alert
1
acknowledged
Maintenance Demanded Alert
2
acknowledged
7ML19985JE01