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2.5. Setting-up the session: Password and access levels
Users must identify themselves with a password to start communications and to change the
equipment settings or configuration using the HMI. Depending on the access level, it may or
may not be possible to perform the operations shown on the table below.
ACCESS LEVEL Read-only permission:
Status and
measurements
Settings
Events
Permission to:
Change settings
Download and Delete the
Events buffer
Permission to:
Execute Commands
Permission to:
Change Configuration
Permission to Change
Protected Settings
1 YES YES NO NO YES
2 YES YES NO NO NO
3 YES NO YES NO NO
4 YES YES YES NO NO
5 YES YES YES YES NO
Four passwords and their associated levels of access are set up when the equipment is
configured using the SIcom program. By default, the equipment is programmed with the
following passwords and their associated levels:
PASSWORD ACCESS LEVEL
2222 2
3333 3
4444 4
5555 5
3. FUNCTIONAL DIAGRAM