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Symbol
Meaning
Frozen display
The displayed values have "frozen" (are not up-to-date). The
current values will be displayed after pressing any button. The
display freezing can be caused by pressing the function key
.
External power supply
If this symbol appears, the EK280 is being supplied power
from an external unit connected to the terminals.
Signal strength of the radio network for the external modem
(connected to the terminals). This symbol will only be shown if
an external modem has been connected and is active.
Signal strength of the radio network for the internal (in-built)
modem.
This symbol will only be shown if the in-built modem is active.
Charge status of the battery
6.3.5 Error messages when entering values
If a value has been entered incorrectly via the keyboard, input error
messages will be displayed.
This is shown as follows: --x-- with x = error code according to the
following table
Code
Description
1
The archive is empty. No values have been entered.
2
The archive value cannot be read.
The archive may already have been opened by the interface for
readings.
4
This parameter cannot be changed (constant).
5
You are not authorized to change this value.
To change this value, a corresponding lock must be opened.
6
Invalid value
The value entered is outside the permissible limits.
7
Incorrect code
The code entered (numerical code) is incorrect; the lock will not
be opened.
11
Input not possible due to special settings or configuration, e.g.
- The input of „Vm" and „VmD" is not possible in encoder
mode.
- The calorific value can only be changed in the gas analysis
list; not in the energy list.
Operation
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