User Manual

Security
Access protection
6
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6 Security
6.1 Access protection
Different persons maintain and operate the plant. For this reason, passwords must
be assigned to authorized persons to guarantee transparency for tracking or
authorization purposes. A minimum of four different rights must be assignable.
● Administrator.
● Program and graphics creation.
● Operation to change or adjust setpoints.
● Guest.
Specified products: Siemens / Desigo CC or similar
6.2 Windows authentication
The building automation and control system password management must meet the
customer's IT guidelines. In other words, the customer's corporate standard also
applies to the BAC system. Therefore, password management and the associated
properties must comply with standard Windows log on and "track" the operator on
each workstation.
Specified product: Siemens / Desigo CC or similar
6.3 Operating functions
Central setpoint shift
The setpoints in the rooms must be adjustable and can be shifted for effective and
clear room operation for the rooms as a whole and individually via the building
automation and control system.
Specified product: Siemens / Desigo System or similar
6.4 Alarm function
The automation station contains an image of the physical data points. Each data
point must be alarmable. Parameterization via operator units must be possible. The
alarms either do not require acknowledgement, i.e. they come and go without
acknowledgement, or must be acknowledged or reset and acknowledged.
Specified product: Siemens / Desigo System or similar
6.5 Alarm message
Alarms from the automation station must be displayed on the operator units within
1 second. Alarms must be acknowledged or acknowledged and reset dependent
on access rights. Delay times (e.g. feedback supervision, triggering of differential
pressure monitor, filter) must be changeable via operator units.
Specified product: Siemens / Desigo System or similar
6.6 Alarm suppression
During commissioning, plant servicing or automation station startup, it must be
possible to suppress alarms and events from single objects or from entire plants.
The suppression must include corresponding undesired reactions.
The management system shall provide a clear indication in case of an active alarm
suppression and it shall easily be possible to list the suppressed objects.
Specified product: Siemens / Desigo System or similar