Rockwell Automation 1756-L7x GuardLogix 5570 Controllers - Manual (Page 40)

40 Rockwell Automation Publication 1756-UM022A-EN-P - November 2012
Chapter 3 Configure the Controller
Follow these steps to set passwords.
1. Choose Tools > Safety > Change Password.
2. From the What Password pull-down menu, choose either Safety Lock or
Safety Unlock.
3. Type the old password, if one exists.
4. Type and confirm the new password.
5. Click OK.
Passwords may be from 1…40 characters in length and are not case-
sensitive. Letters, numerals, and the following symbols may be used: ‘ ~ !
@ # $ % ^ & * ( ) _ + , - = { } | [ ] \ : ; ? / .
Protecting the Safety Task
Signature in Run Mode You can prevent the safety task signature from being either generated or deleted
while the controller is in Run or Remote Run mode, regardless of whether the
safety application is locked or unlocked, by checking Protect Signature in Run
Mode on the Safety tab of the Controller Properties dialog box.