Parameter reference
SITRANS LR250 with FOUNDATION FIELDBUS
Operating Instructions, 09/2021, A5E32221411-AH
149
Maintenance Status (4.2.7.)
Indicates which level of maintenance reminder is active.
To display the level of maintenance reminder that is active in AMS Device Manager see
Extended Diagnostics
under Device Diagnostics [Resource Block - RESOURCE (Page 102)].
Acknowledge Status (4.2.8.)
Indicates which level of maintenance reminder has been acknowledged.
Acknowledge (4.2.9.)
Acknowledges the current maintenance reminder.
To acknowledge a reminder via the handheld programmer:
1.
Press
RIGHT arrow
twice to open parameter view and activate
Edit
Mode.
2.
Press
RIGHT arrow
to acknowledge the reminder.
Remaining Sensor Lifetime (4.3.)
Note
•
Default settings in the parameter tables are indicated with an asterisk (*) unless explicitly
stated.
•
Four sets of parameters allow you to monitor the Device/Sensor Lifetimes and set up
Maintenance/Service schedules, based on operating hours instead of a calendar-based
schedule. See also
Remaining Device Lifetime (4.2.), Service Schedule (4.4.)
,
and
Calibration Schedule (4.5.)
.
•
Performing a reset to Factory Defaults will reset all the Maintenance Schedule parameters
to their factory defaults.
•
The device operates in years. To view Remaining Sensor Lifetime parameters in hours (via
AMS Device Manager only) see
Remaining Sensor Lifetime
The device monitors the predicted lifetime of the sensor (the components exposed to the
vessel environment). You can modify the expected sensor lifetime, set up schedules for
maintenance reminders, and acknowledge them.
To access these parameters via AMS Device Manager see
Remaining Sensor Lifetime
in
Maintenance & Diagnostics (LTB) (Page 85).
Lifetime (expected) (4.3.1.)
Allows you to override the factory default.
Values
Units: years
Range:
0
to
20
years
Default: 10.00 years