LD301 - Operation and Maintenance, Instruction Manual
3.16
VARIABLE DESCRIPTION
Lower Value/Upper Value
When any type of calibration is done.
Function
When any change in the transference function is done, e.g., linear,
square root, const, table.
Trim_4mA
When the current trim is done at 4mA.
Trim_20mA
When the current trim is done at 20mA.
Trim_Zero/Lower
When pressure trim is done at Zero or Lower Pressure.
Trim Upper Pressure
When the trim is done at Upper Pressure.
Temperature Trim
When any change in the Temperature Trim.
TRM/PID
When any change is made in the operation mode, i.e., from PID to TRM
or vice-versa.
Characterization
When any change is made in any point of the pressure characterization
table in trim mode.
Multidrop
When any change is made in the communication mode, for example,
multidrop or single transmitter.
Pswd/C-Level
When any change is made in the password or the level configuration.
Totalization
When any change is made in the totalization, configuration or in the
reset.
Table 3.6 – Functions Monitored by the Operation Counter
BACKUP
When the main board is changed, after assembling and powering it, the data saved in the sensor
memory are automatically copied to the main board memory, allowing its operation.
RESTORE
This option allows copying the data saved in the sensor memory to the main board memory. It also
allows restoring to the main board the data stored in the sensor.
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