User's Manual

A5E32337685 SITRANS LR260 (PROFIBUS PA) – OPERATING INSTRUCTIONS Page 75
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Parameters
3.4.3. Maintenance Required Limit (MAINT REQ LIMIT)
If the Total Expected Device Life less Total Device Operating Time is equal to or
less than this limit, the device sets Maintenance Required.
a) Open the menu Device – Maintenance, and click on the Remaining Device/
Sensor Lifetime tab.
b) Modify limit values as required.
c) Modify desired values, and click on Write.
d) Click on Read to see the effects of your modification.
e) Click on Snooze to add a year to the Total Expected Device Life.
f) See Maintenance Alert Activation (ALERT ACTIVATION)(3.4.5.) to set the
Alert Activation options.
3.4.4. Maintenance Demanded Limit (MAINT DEM LIMIT)
If the Total Expected Device Life less Total Device Operating Time is equal to or
less than this limit, a Maintenance Demanded status is generated.
a) Open the menu Device – Maintenance, and click on the Remaining Device/
Sensor Lifetime tab.
b) Modify limit values as required.
c) Modify desired values, and click on Write.
d) Click on Read to see the effects of your modification.
e) Click on Snooze to add a year to the Total Expected Device Life.
f) See Maintenance Alert Activation (ALERT ACTIVATION)(3.4.5.) to set the
Alert Activation options.
3.4.5. Maintenance Alert Activation (ALERT ACTIVATION)
Select limits to be activated.
To enable or disable Maintenance Alert Activation via SIMATIC PDM:
a) First set the limit values in Maintenance Required Limit (MAINT REQ
LIMIT)(3.4.3.)/Maintenance Demanded Limit (MAINT DEM LIMIT)(3.4.4.)
b) Modify desired values, and click on Write.
c) Click on Read to see the effects of your modification.
d) Click on Snooze to add a year to the Total Expected Device Life.
e) Select the desired Alert Activation option.
Values
Range: 0 to 20 years
Default: 0.164 years
Values
Range: 0 to 20 years
Default: 0.019 years
Values
Warning Limit 1 (Maintenance Required Limit)
Warning Limit 2 (Maintenance Demanded Limit)
Warning Limits 1 and 2 (Maintenance Required and
Maintenance Demanded Limits)
*OFF