38.10.1.2 IPC Settings - Historical Data Retentive Settings

Historical Data Storage Location

Specifies the full path to the location to save backup data with up to 255 single-byte characters, including the drive and folder names. This location replaces the functionality of the backup memory (SRAM). If it's not already set up, by default it is saved to the following WinGP installation folder, "NAND\PRJ001\USER\SCREEN".

Save Condition

Selects a condition to execute backup from [Frequency], [Bit ON], or [Bit Change].

Backs up the data as specified in [Loop Update Time].

Backs up the data only when the bit specified in [Control Bit Address] turns ON. The data is saved only after 1 minute has elapsed since the last save.

Backs up the data only when the bit specified in [Control Bit Address] turns ON. The data is saved only after 1 minute has elapsed since the last save.

Frequency

Specifies the loop update time to repeat backup when [Frequency] is selected in [Backup Trigger] using 1 to 60 minutes.

Control Bit Address

Specifies the address to control backup when [Bit ON] or [Bit Change] is selected in [Backup Trigger].

Indicate Write Status

Specifies whether to use the bit address to show the backup data write status.

Status Address

The backup data write status is shown by ON and OFF of the bit address specified here.

Writing data

Writing no data

Bit

Name

Bit ON condition

Bit OFF condition

0

Writing

When file write starts

File write ends

1

Write Error

When write fails

When write starts