Siemens SITRANS LUT400 Operating Instructions Manual page 222

3.3.6.1.
Note: The device always operates in years. Changing the units affects
only the parameter view of the Calibration Interval parameters in
SIMATIC PDM, PACTware FDT, and AMS.
User-configurable recommended time between product calibrations.
Values
a.
3.3.6.2.
Time elapsed since last calibration. Can be reset to zero after performing a
calibration.
To reset to zero:
•
•
3.3.6.3.
Read only. Calibration Interval (3.3.6.1.) less Time Last Calibration (3.3.6.2.)
3.3.6.4.
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
Values
a)
b)
3.3.6.5.
If Time Next Calibration (3.3.6.3.) is equal to or less than this value, the
device generates a Maintenance Required reminder.
Values
a)
b)
Page 214 SITRANS LUT400 (HART) – OPERATING INSTRUCTIONS
Calibration Interval
a
Units : hours, days, years
Range: 0.000 to 20.000 years
Default: 1.000 year
Units are selectable only via SIMATIC PDM, PACTware FDT, and AMS.
Time Last Calibration
In SIMATIC PDM, open the menu Device – Maintenance, click on the
Calibration Schedule tab, and click on Calibration Performed to re-
start the timer and clear any fault messages.
Via the local push buttons, navigate to Maintenance and Diagnostics
(3.) > Maintenance (3.3.) > Calibration Schedule (3.3.6.) > Time Last
Calibration (3.3.6.2.), and set to zero.
Time Next Calibration
Reminder Activation
* TIMER OFF
ON NO LIMITS - no reminders checked
ON REMINDER 1 (MAINTENANCE REQUIRED) checked
ON REMINDER 1 AND 2 checked
ON REMINDER 2 (MAINTENANCE DEMANDED) checked
First set the values in Reminder 1 before Calibration (Required)
(3.3.6.5.)/Reminder 2 before Calibration (Demanded) (3.3.6.6.).
Select the desired Reminder Activation option.
Reminder 1 before Calibration (Required)
Range: 0.000 to 20.000 years
Default: 0.164 years (8 weeks)
Modify values as required.
Set Reminder Activation (3.3.6.4.) to the desired option.
.
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