Siemens 7ML5431 - Page 148

Parameter reference
SITRANS LR250 with mA/HART
148 Operating Instructions, 10/2019, A5E32220602-AG
Activation of Reminders (4.4.4.)
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 Service (Required) (4.4.5.)/Reminder 2 before
Service (Demanded) (4.4.6.).
2. Select the desired Reminder Activation option.
Reminder 1 before Service (Required) (4.4.5.)
If Time Until Next Service (4.4.3.) is equal to or less than this value, the device generates a
Maintenance Required reminder.
Values
Range: 0 to Service Interval (4.4.1.)
Default: 0.164 years
1. Modify values as required.
2. Set Activation of Reminders (4.4.4.) to the desired option.
Reminder 2 before Service (Demanded) (4.4.6.)
If Time Until Next Service (4.4.3.) is equal to or less than this value, the device generates a
Maintenance Required reminder.
Values
Range: 0 to Service Interval (4.4.1.)
Default: 0.019 years
1. Modify values as required
2. Set Activation of Reminders (4.4.4.) to the desired option.
Maintenance Status (4.4.7.)
Indicates which level of maintenance reminder is active.
Open the menu View – Device Status, click on the Maintenance tab and check the Service
Schedule Status window.