Operating Instructions

Activation of Reminders (4.5.4.)
Note
To modify this parameter via SIMATIC PDM it must be accessed via the pull-down menu
Device – Maintenance.
Allows you to enable a maintenance reminder.
Options Timer OFF
ON - no reminders checked
ON - Reminder 1 (Maintenance Required) checked
* ON - Reminders 1 and 2 checked
ON—Reminder 2 (Maintenance Demanded) checked
1. First set the values in Reminder 1 before Calibration (Required) (4.5.5.)/Reminder 2 before
Calibration (Demanded) (4.5.6.).
2. Select the desired Activation of Reminders option.
Reminder 1 before Calibration (Required) (4.5.5.)
If Time Until Next Calibration (4.5.3.) is equal to or less than this value, the device generates
a Maintenance Required 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.
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.
Parameter reference
SITRANS LR250 with mA/HART
144 Operating Instructions, 10/2019, A5E32220602-AG