Functionality - ABB REG650 Technical Manual

Section 17
Basic IED functions
17.13.2
17.13.3
17.13.4
17.13.5
17.13.6
576

Functionality

Authority status (ATHSTAT) function is an indication function block for user log-on
activity.
Function block
ATHSTAT
USRBLKED
LOGGEDON
IEC09000235_en_1.vsd
IEC09000235 V1 EN
Figure 258: ATHSTAT function block
Signals
Table 452: ATHSTAT Output signals
Name Type
USRBLKED BOOLEAN
LOGGEDON BOOLEAN
Settings
The function does not have any parameters available in Local HMI or Protection and
Control IED Manager (PCM600)
Operation principle
Authority status (ATHSTAT) function informs about two events related to the IED and
the user authorization:
• the fact that at least one user has tried to log on wrongly into the IED and it was
blocked (the output USRBLKED)
• the fact that at least one user is logged on (the output LOGGEDON)
Whenever one of the two events occurs, the corresponding output (USRBLKED or
LOGGEDON) is activated.
Description
At least one user is blocked by invalid password
At least one user is logged on
1MRK 502 043-UUS B
Technical Manual