Calibration Interval - Siemens Sitrans LR250 Instruction Manual

4.16.8. 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 Service Schedule Status window.
4.16.9. Acknowledge
Allows you to acknowledge either a Maintenance Required or a Maintenance
Demanded alert.

4.17. Calibration Interval

Allows for scheduling of calibrations.
4.17.1. Time Last Calibrated
Time elapsed since device was last calibrated.
Can be reset to zero via the handheld programmer (after performing a service.)
4.17.2. Remaining Lifetime
Read only. Total Calibration Interval less Time Elapsed since last calibration.
4.17.3. Maintenance Required Limit
If the time remaining till next calibration is equal to or less than this limit, a
Maintenance Required status is generated.
Values
4.17.4. Maintenance Demanded Limit
If the time remaining till next calibration is equal to or less than this limit, a
Maintenance Demanded status is generated.
Values
Page 84 SITRANS LR250 (HART) – INSTRUCTION MANUAL
Maintenance Required Alert acknowledged
Maintenance Demanded Alert acknowledged
Range: 0 to 20 years
Default: 0.164 years
Range: 0 to 20 years
Default: 0.019 years
7ML19985JE01