Data Logger DL210
Elster-Instromet GmbH
25
2.5 Changing values
2.5.1 Differentiating between values (data classes)
The methods of changing values differ depending on the value. These are therefore
subdivided into so-called "data classes". Each value in a data class is treated identically on
entry. The following data classes are present in the DL210:
Type
DC
1
Description
Change via "ENTER"
Constant
1
Value is permanently specified No change possible.
Measurements
2
Value determined by
measurement (e.g. flow rate)
Displayed value is updated.
Steady values
3
Parameters (e.g. serial
number, c
P
value)
Change possible depending on
state of lock; values can be
changed in permissible range.
Discrete values
4
Parameters which can only
assume a few permanently
defined values (e.g.: Mode,
input)
Change possible depending on
state of lock; values can be
changed in predefined range.
Initial. values
5
Values which can only be set
to their initial value (e.g.:
status register).
Change possible depending on
state of lock; values can be
changed to initial values.
Trigger function
6
Functions which can be
triggered via keypad (e.g.
Clear counter).
Change possible depending on
state of lock; trigger by
changeover to "1" and terminating
with "ENTER".
Combination
7
Opening / closing the
supplier's lock.
Similar to "Permanent values", but
with masked entry.
Archive values
8
Display of the archived values
possible in Data Classes 1-3.
No change possible.
-
9
Not used in the DL210.
Headings
10 /
11
Heading for archives (10) or
submenus (11).
Branching to the appropriate menu
(submenu)
1
DC: Data Class; one of the 11 data classes is assigned to each value.
Summary of Contents for DL210
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