User's Manual

Page 72 SITRANS LR260 (HART) – OPERATING INSTRUCTIONS A5E32337683
mmmmm
Parameters
3.16.2. Remaining Sensor Lifetime (REMAIN. LIFETIME)
Read only. Total Expected Sensor Life less Total Sensor Operating Time in
selected units.
3.16.3. Maintenance Required Limit (MAINT. REQ. LIMIT)
If Remaining Sensor Lifetime is equal to or less than this limit, the device sets
Maintenance Required.
To modify the value via PDM, open the menu Device – Maintenance and click
on Remaining Sensor Lifetime.
a) Modify limit values as required.
b) Enable 3.16.5. Maintenance Alert Activation (ALERT ACTIVATION) . Click on
Write to accept the changes.
3.16.4. Maintenance Demanded Limit (MAINT. DEM. LIMIT)
If Remaining Sensor Lifetime is equal to or less than this limit, the device sets
Maintenance Demanded.
To modify the value via PDM, open the menu Device – Maintenance and click
on Remaining Sensor Lifetime.
a) Modify limit values as required.
b) Enable
3.16.5. Maintenance Alert Activation (ALERT ACTIVATION) . Click on
Write to accept the changes.
3.16.5. Maintenance Alert Activation (ALERT ACTIVATION)
Allows you to enable a maintenance limit
a) First set the limit values in Maintenance Required Limit/Maintenance
Demanded Limit.
b) Select the desired Maintenance Alert Activation option.
Values
Range: 0 to 20 years
Default: 0.164 years
Values
Range: 0 to 20 years
Default: 0.019 years
Note: To modify this parameter via SIMATIC PDM it must be accessed via the
pull-down menu Device – Maintenance.
Options
Warning Limit 1 (Maintenance Required Limit)
Warning Limit 2 (Maintenance Demanded Limit)
Warning Limits 1 and 2 (Maintenance Required and
Maintenance Demanded Limits)
*OFF