Revision 4.0
ST 700 Series HA
RT/DE Option User’s Manual
Page 155
18.2.3 SV Tracking
Table 41
– Maximum SV Tracking
Max SV Limit
Parameter Description Meterbody Temperature (SV) upper
operating limit from specification.
Set-up
None.
Max SV
Value
Parameter Description Highest Meterbody Temperature ever
experienced by the device.
Set-up
None - value initialized to Min SV Limit
value prior to leaving the factory.
Updates to current Meterbody
Temperature automatically when
powered at user site after one minute.
NVM
Update after every 8 hours.
Time Above
Upper Stress
Limit
Parameter Description
Accumulation of minutes that device’s
Meterbody Temperature has been
above the value of
SV Upper Stress
Limit
.
Set-up
None.
NVM
Backup once each 8 hour period
Time Since
Last SV Up
Method
Description Time that has passed since the last
time device’s Meterbody Temperature
has passed above the value of “SV
Upper Stress Limit” (in days, hours and
minutes).
Set-up
None.
NVM
Backup once each 8 hour period
Table 42
– Minimum SV Tracking
Min SV Limit
Parameter Description Meterbody Temperature (SV) lower
operating limit from specification.
Set-up
None.
Min SV
Value
Parameter Description Lowest Meterbody Temperature ever
experienced by the device.
Set-up
None - value initialized to Max SV Limit
value prior to leaving the factory.
Updates to current Meterbody
Temperature automatically when
powered at user site after one minute.
NVM
Update after every 8 hours.
Time Below
Lower Stress
Limit
Parameter Description
Accumulation of minutes that device’s
Meterbody Temperature has been
below the value of “SV Lower Stress
Limit”.
Set-up
None.
NVM
Backup once each 8 hour period
Time Since
Last SV
Down
Method
Description Time that has passed since the last time
device’s Meterbody Temperature has
passed below the value of “SV Lower
Stress Limit” (in days, hours, and
minutes).
Set-up
None.
NVM
Backup once each 8 hour period
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