Siemens ULTRAMAT 23 - Code Levels

Operation
5-9
Operating instructions ULTRAMAT 23 gas analyzer
C79000-B5276-C216-03
Calibration You can calibrate the zero and sensitivity of the analyzer using
calibration gas (see Fig. 5-5 for menu structure).
Parameters You can match the analyzer functions to your specific application, e.g.
by entering limits, measuring ranges and time constants (see Fig. 5-6
for menu structure).
Configuration You can define the assignments of the analyzer interfaces etc., e.g. the
assignments of relays and current outputs (see Fig. 5-9 for menu
structure).
5.5.1 Code Levels
The ULTRAMAT 23 is provided with two code levels to protect against
unauthorized or unintentional inputs. As soon as you call a protected
function for the first time, you will be requested to enter the defined
three-digit code number.
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Notice
You should change the codes once you have become acquainted with
operation of the ULTRAMAT 23 (see Section 5.10.2.1).
The lowest code level (level 1) is factory-set to ”111”, and the higher
level (level 2) to ”222”.
The following are protected by code level 1:
S The dialogs ”Logbook/faults” and ”Maintenance requests” in the
menu ”Analyzer status”, submenu ”Status”,
S the menu ”Calibration” and
S the menu ”Parameters”.
The following is protected by code level 2:
S The menu ”Configuration”.
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Notice
If the analyzer requests you to enter code level 1, you can enter level 2
instead. Level 1 is then enabled simultaneously. Level 1 is
automatically enabled as soon as the higher code level 2 has been
enabled.