Siemens Synco 200 SEZ220 Documentation On Basics page 13

Three access levels
Access
Common properties
Siemens
Building Technologies
3.2.2 Access levels
The SEZ220 signal converter has three access levels: They are:
• User level
• Service level
• Password level
Each data point is assigned to one of these access levels .
The following table contains the three access levels and their purpose, access and
symbols:
Level
User level
(for plant operator)
Service level
(for maintenance tasks)
Password level
(for commissioning)
The three access levels share the following properties:
• Individual menus or individual operating lines are enabled depending on the
access level.
• A higher access level also shows the menus and operating lines for the lower
access levels.
• The levels use a shared menu as a basis. The password level contains the
entire menu.
• After a timeout of 30 minutes, the signal converter changes to the user level.
Timeout: Period of time during which the unit is not operated.
SEZ220 signal converter
Operation
Access
The user level can be accessed any time.
The SEZ220 only shows Info pictures.
1. Press OK and ESC simultaneously.
2. Press + / – to select service level SERV.
3. Confirm the selection by pressing OK.
1. Press OK and ESC simultaneously.
2. Select the password level PASS by
pressing + / –.
3. Confirm the selection by pressing OK.
4. When PASSWRD is displayed, press +
and select 2.
5. Confirm the selection by pressing OK.
Symbol
None
SERVICE
PASS
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CE1P5146en
02.06.2008