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The Change parameter function is used to group edit the parameters parameter values of Axxon PSIM™ PSIM objects in the database. To use this function, you should know the Axxon PSIM database structure. This function is not isn't recommended to be used by new beginning users.

When you select the Change parameter function is selected in the context menu of the system object, the Change parameter dialog box appearswill open.

In From the Object dropdown drop-down list, select the type of the system objects, the parameter of which is to should be edited. This list contains only the objects that are the child objects of that one to the object whose context menu of which was used to call display the dialog box. To change edit the parameters of the Computer object, select the Change parameter item  in in the context menu that appears opens when you right-click the area with no objects of Axxon PSIM™ PSIM objects tree is right-clicked.

In From the Parameter dropdown drop-down list, select the name of the object parameter that is to should be changed in the Axxon PSIM™ PSIM database.

In the Value field, specify a new value for of the parameter in the format in which it will be stored saved in the database. One You can learn about find out the data type of the parameter using the ddi.exe utility (see Editing psim.dbi and Axxon PSIM.ext.dbi database templates using the ddi.exe utility section). One You can learn about find out the format of the parameter while when viewing the Axxon PSIM™ PSIM database (see Viewing Axxon PSIM™ software PSIM database section).

If you need to edit the parameter is to be changed for child objects only then set the Only child objects checkbox checked. For instanceonly of the child objects relative to the object selected in the tree, set the Child only checkbox. For example, this checkbox allows changing editing the parameter only on the computer selected in the tree.

Example. All cameras in the system are to be set for displaying should display a black-and-white video image.

For this, do the following:

1. Call Open the Change parameter dialog box in from the context menu of the Video Capture Devicecapture device or Camera object.  
2. Fill in the fileds in the Change parameter dialog box as shown in the figure.
   
3. Click the Apply button.

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