Siemens 7ML5431 - Page 152

Parameter reference
SITRANS LR250 with mA/HART
152 Operating Instructions, 10/2019, A5E32220602-AG
Reminder 2 before Calibration (Demanded) (4.5.6.)
If Time Until Next Calibration (4.5.3.) is equal to or less than this value, the device generates
a
Maintenance Demanded reminder.
Values
Range: 0 to Calibration Interval (4.5.1.)
Default: 0.164 years
1. Modify values as required.
2. Set Activation of Reminders (4.5.4.) to the desired option.
Maintenance Status (4.5.7.)
Indicates which level of maintenance reminder is active.
In SIMATIC PDM, open the menu View – Device Status, click on the Maintenance tab and
check the
Calibration Schedule Status window.
Acknowledge Status (4.5.8.)
Indicates which level of maintenance reminder has been acknowledged.
In SIMATIC PDM, open the menu View – Device Status, click on the Maintenance tab and
check the
Calibration Schedule Status window.
Acknowledge (4.5.9.)
Acknowledges the current maintenance reminder.
To acknowledge a reminder via SIMATIC PDM:
1. Open the menu View – Device Status and click on the Maintenance tab.
2. In the Service Schedule Status section, click on Acknowledge Warnings.
To acknowledge a reminder via the handheld programmer:
1. Press RIGHT arrow twice to open parameter view and activate Edit Mode.
2. Press RIGHT arrow to acknowledge the reminder.
Manufacture Date (4.6.)
Read only. The date of manufacture of the SITRANS LR250 (yy mm dd).
Powered Hours (4.7.)
Read only. Displays the number of hours the unit has been powered up since manufacture.
In SIMATIC PDM, open the menu Device – Wear.