Modifying Values - Siemens SIMATIC S7-1500 Function Manual

6.8.4.8

Modifying values

With the Parameter view, you can modify values of the technology object in the CPU.
You can assign values to the parameter once (Modify value) and modify them immediately.
The modify request is executed as quickly as possible without reference to any particular
point in the user program.
Danger when modifying:
Changing the parameter values while the plant is operating may result in severe damage to
property and personal injury in the event of malfunctions or program errors.
Make sure that dangerous states cannot occur before you use the "Modify" function.
Requirements
● There is an online connection.
● The technology object is downloaded to the CPU.
● The Parameter view of the technology object is open.
● The parameter can be modified (associated field in the "Modify value" column has a light-
Procedure
To modify parameters immediately, follow these steps:
● Enter the desired modify values in the "Modify values" column of the parameter table.
The selected parameters are modified once and immediately with the specified values and
can be monitored in the "Modify values" column. The check boxes for modifying in the
"Selection for transmission" column are automatically cleared after the modify request is
complete.
Error indication
When a start value is input, a check is made immediately for process-related and syntax
errors and the result is indicated.
Bad start values are indicated by:
● Red background in the "Modify value" field
and
● If you click the bad field, a roll-out error message appears with information of the
S7-1500 Motion Control V13 Update 3
Function Manual, 07/2014, A5E03879256-AC
DANGER
orange background).
permissible value range or the necessary syntax (format)
Configuring
6.8 Parameter view
169