Siemens Sitrans LR250 Instruction Manual page 81

4.17.5. Alert Activation
Select limits to be activated.
Values
4.17.6. Total Calibration Interval
Set time between scheduled calibrations.
Values
4.17.7. Maintenance Status
Read only. Displays the status of the Maintenance Alerts.
Options
(view only)
Open the menu View – Display Status, click on the Maintenance tab and check
the Calibration Schedule Status window.
4.17.8. Acknowledge Status
Read only. Displays the status of the Maintenance Alerts that have been
acknowledged.
Options
(view only)
Open the menu View – Display Status, click on the Maintenance tab and check
the Calibration Schedule Status window.
4.17.9. Acknowledge
Allows you to acknowledge either a Maintenance Required or a Maintenance
Demanded alert.
7ML19985JE01
* Timer off
On - no limits
On - limit 1
On - limits 1 and 2
On - limit 2
Range: 0 to 20 years
Default: 1.0 year
Maintenance Required Alert active
Maintenance Demanded Alert Active
Maintenance Required Alert acknowledged
Maintenance Demanded Alert acknowledged
SITRANS LR250 (HART) – INSTRUCTION MANUAL Page 85