Honeywell SmartLine STT700 DE, User Manual

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Revision 1
STT700 Series HART/DE Option User’s Manual
Page 99
Vcc Parameter Description Process voltage in volts
Set-up None
NVM None
– no action
Time Since Last
Voltage Low
Method Description Executing this method will Displays time
since last minimum operating voltage event
in minutes.
Set-up User can reset as desired using method
described in item below.
NVM Update every 7.5 hour.
Reset Operating
Voltage
Parameters Method Description Executing this method
Causes “Min Op
Voltage” to be set to 32 volts and “Time
Since Last Event” to be reset to zero.
Within a short per
iod of time “Min Op
Voltage” will assume operating voltage
value.
Set-up User actuates as desired.
8.2.7 Power Up Diagnostics
The below table provides the diagnostic details related to device power cycle count recorded and
saving the record details into Non-Volatile Memory (NVM) of the transmitter
.
The table lists the
methods to read the diagnostic parameter values.
Table 20
– Power Up Diagnostics
Power Cycles Parameter Description Total number of power resets
experienced by the unit.
Set-up None
– initialized to zero prior to
leaving factory.
NVM Updates at power up.
Time since
Last Power
Cycle Method Description Executing this method displays time
since last power-up in minutes.
Set-up None.
NVM This will get reset at each power
cycle.