beautypg.com

Clear memory mode – Rockwell Automation 1747-PSD Program Storage Device Installation Instructions User Manual

Page 16

background image

16 Program Storage Device

Publication 1747-IN001C-EN-P - May 2006

Continue holding the pushbutton until the green LED indicator turns on.

2. Within 10 seconds after the green LED indicator illuminates steadily, release

the pushbutton.

The green LED indicator turns off.

3. Within 10 seconds, press the pushbutton again.

4. Release the pushbutton within 10 seconds.

While the command is executing, the green LED indicator flashes.

When execution is complete, either the green or the red LED indicator
illuminates steadily for 30 seconds. Green indicates a successful transfer and
red indicates a failed transfer.

After 30 seconds, the illuminated LED indicator turns off and the program
storage device enters the Sleep mode.

5. To maximize battery life, slide the selector switch to the OFF/NEXT CMD

position.

To return the controller to the Remote Run mode following a memory module
transfer, follow the Program Transfer Mode - Controller procedure using the Mode
Change command.

Clear Memory Mode

Clear Memory mode allows a program to be cleared in the controller or program
storage device.

Clear Memory Mode

Switch Position

Function

To PLC

Clears the program from the controller’s memory. The controller must be in Remote
Program mode or an error will occur.

Mode Change

Reserved for Clear Memory mode indication.

From PLC

Clears the program from the program storage device’s memory. Maintains stored
controller identity.