Emerson FM-3 manual Updating to RAM

Models: FM-3

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Operational Overview

Keep option does not upload the NVM values into the user configuration (PowerTools Pro file).

The following table shows an example of how these options work:

 

Before

 

After Download

 

 

Download

Overwrite

Update Option

Keep Option

 

 

Option

 

 

 

 

 

PT Pro file value for

150

150

500

150

Index.0.Vel

 

 

 

 

 

 

 

 

 

NVM value for

500

150

500

500

Index.0.Vel

 

 

 

 

 

 

 

 

 

Updating to RAM

The Update to RAM button can be used to send changes to the FM-3 module without performing a complete download. The Update to RAM button is found in the PowerTools Pro toolbar. This operation will send only those changes that have been made since the last Update to RAM or Device – Download to the FM-3. The changes will take effect immediately upon clicking on the button.

The parameters will be sent to the FM-3 module without stopping motion or disabling the drives. Because of this, it is important to use caution when changing motion parameters while the motor is in motion.

The Update to RAM button saves the parameters only to RAM and not to Non-Volatile Memory (NVM). Therefore, if the system power is removed, any changes made using the Update to RAM button will be lost. In order to save changes to NVM, a full-download must be performed.

The flowchart below describes a typical process using the Update to RAM to make changes, and then downloading when complete to save changes to NVM.

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Emerson FM-3 manual Updating to RAM