Configuring a software controller
3.10 Parameter view
PID control
Function Manual, 03/2017, A5E35300227-AC
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Default value Value that is pre-assigned to the parameter.
The displa
y field is empty for parameters that are not contained in the instance
DB / technology DB.
X X
Snapshot Snapshot of the current values in the CPU (monitor values).
Error indication if values have a process-related error.
X X
Start value PLC Start value in the CPU.
This column is shown if there is an online connection and the "Monitor all"
button
is selected.
Error indication if values have a process-related error.
X
Monitor value Current value in the CPU.
This column is shown if there is an online connection and the "Monitor all"
button
is selected.
Error indication if values have a process-related error.
X
Modify value Value that is to be used to change the monitor valuet.
This column is shown if there is an online connection and the "Monitor all"
button
is selected.
Error indication if entered values have a syntax or process-related error.
X
Selection for trans-
mission
Selection of the Modify values that are to be transmitted using the "Modify all
selected parameters immediately and once" button.
This column is displayed together with the "Modify value" column.
X
Minimum value Minimum process-related value of the parameter.
If the minimum value is dependent on other parameters, it is defined:
• Offline: By the Start value project.
• Online: By the Monitor values.
X X
Maximum value Maximum process-related value of the parameter.
If the maximum value is dependent on other parameters, it is defined:
• Offline: By the Start value project.
• Online: By the Monitor values.
X X
Setpoint Designates the parameter as a setpoint. These parameters can be initialized
X X
Data type Data type of the parameter.
The display field is empty for parameters that are not contained in the instance
DB / technology DB.
X X
Retain Designates the value as a retentive value.
The values of retentive parameters are retained even after the voltage supply
X X
Indicates whether the HMI can access this parameter during runtime.
Visible in HMI Indicates whether the parameter is visible in the selection list of the HMI by
X X
Brief description of the parameter.
Comparing values (Page 46)