Siemens SITRANS LUT400, Operating Instructions Manual

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A5E33329501 SITRANS LUT400 (HART) – OPERATING INSTRUCTIONS Page 207
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3.3.3.2. Time in Operation
Read only. The amount of time the device has been operating.
3.3.3.3. Remaining Lifetime
Read only. Lifetime Expected (3.3.3.1.) less Time in Operation (3.3.3.2.).
3.3.3.4. Reminder Activation
Allows you to enable a maintenance reminder.
a) First set the values in Reminder 1 before Lifetime (Required)
(3.3.3.5.)/Reminder 2 before Lifetime (Demanded) (3.3.3.6.).
b) Select the desired Reminder Activation option.
3.3.3.5. Reminder 1 before Lifetime (Required)
If Remaining Lifetime (3.3.3.3.) is equal to or less than this value, the device
generates a Maintenance Required reminder.
a) Modify values as required.
b) Set Reminder Activation (3.3.3.4.) to the desired option.
3.3.3.6. Reminder 2 before Lifetime (Demanded)
If Remaining Lifetime (3.3.3.3.) is equal to or less than this value, the device
generates a Maintenance Demanded reminder.
a) Modify values as required.
b) Set Reminder Activation (3.3.3.4.) to the desired option.
3.3.3.7. Maintenance Status
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 Device Lifetime Status window.
3.3.3.8. Acknowledged Status
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 Device Lifetime Status window.
Note: To modify this parameter via SIMATIC PDM it must be accessed
via the pull-down menu Device – Maintenance.
Options
REMINDER 1 (MAINTENANCE REQUIRED)
REMINDER 2 (MAINTENANCE DEMANDED)
REMINDERS 1 AND 2
* OFF
Values
Range: 0.000 to 20.000 years
Default: 0.164 years (8 weeks)
Values
Range: 0.000 to 20.000 years
Default: 0.019 years (1 week)