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PLC Password

MapleLogic provides the ability to password-protect PLCs.

Set Password

Ensure the PLC is connected to the computer beforehand

PLC Password Button in MapleLogic

Step 1: Left-click Online and left-click PLC Password.

PLC Password Setup in MapleLogic

Step 2: In the Password Setup window, input the password in the New and Confirm box.

  • These password must match.
    • The password must be between 8 and 14 characters.

Step 3: Left-click OK when finished.

PLC Password Violation in MapleLogic
  • If the password violates any of the above conditions, the warning box appears.

Remove Password

PLC Password Remove Password in MapleLogic

Step 1: To remove the PLC password, open the Password Setup window.

Step 2: Input the password to remove in the Old box.

Step 3: Leave the New and Confirm boxes blank and left-click OK.

Fail to change password message in MapleLogic
  • If the password to remove is incorrect, the warning box appears.
Password change success message in MapleLogic
  • If the password change was successful, the message will appear in the Message Window.