User's Manual

Parameter reference
SITRANS LR250 (FOUNDATION FIELDBUS)
166 Operating Instructions, 01/2014, A5E32221411-AB
Time in Operation (4.3.2.)
The amount of time the sensor has been operating. Can be reset to zero after performing a
service or replacing the sensor.
To reset to zero:
● Via the handheld programmer, manually reset
Time in Operation (4.3.2.)
to zero.
Remaining Lifetime (4.3.3.)
Read only.
Lifetime (expected) (4.3.1.)
less
Time in Operation (4.3.2.)
.
Activation of Reminders (4.3.4.)
Allows you to enable a maintenance reminder.
Options
REMinder 1 (Maintenance Required)
REMinder 2 (Maintenance Demanded)
REMinders 1 and 2 (Maintenance Required and Maintenance
Demanded)
*
OFF
1. First set the values in
Reminder 1 before Lifetime (Required) (4.3.5.)
/
Reminder 2 before
Lifetime(Demanded) (4.3.6.)
.
2. Select the desired
Activation of Reminders
option.
Reminder 1 before Lifetime (Required) (4.3.5.)
If
Remaining Lifetime (4.3.3.)
is equal to or less than this value, the device generates a
Maintenance Required
reminder.
Values
Range: 0 to 20 years
Default: 0.164 years
1. Modify limit values as required.
2. Set
Activation of Reminders (4.3.4.)
to the desired option.