Grundfos Conex DIA-1 Instrucciones De Instalación Y Funcionamiento página 30

11.5.4 Setting the measuring ranges for chlorine,
chlorine dioxide, ozone, peroxide,
peracetic acid, pH, redox
In the "measuring ranges" menu, the corresponding
measuring ranges are assigned to the measured
values which have been selected in the "parameters"
menu.
• In the "measuring ranges" menu, the following
options are available:
– Between two (with redox) and six (chlorine)
standard measuring ranges. See section
8.4 Measuring ranges.
– "others": Using the [Up] and [Down] buttons,
the operator can set the lower and the upper
limit of the measuring range to any value
within the widest standard measuring range.
• The measuring ranges for temperature can be
defined in °C (Celsius) or in °F (Fahrenheit).
The "temperature" submenu is only shown
if the temperature measurement has been
Note
switched on in the "parameter" menu, or if
parameter pH has been selected.
11.5.5 Water sensor
In the "wat. def. sensor" menu, the water sensor can
be switched on/off.
In the event of sample-water deficiency, the following
will occur:
• The malfunction-indicating relay is activated, and
the alarm message "fault water sensor" is
triggered.
• With devices with control functions, the actuators
are switched to passive or closed.
The water sensor must be switched on for
Note
the measuring cell AQC-D2/-D12!
30
11.5.6 Setting the current time (date/time/summer
time)
1. Switch from the "setup" menu to the "date/time"
menu.
time set
01 : 18 : 40 pm
time
Fig. 29 Time setting
2. Set the device to the current time in the "time set"
menu in the format hh.mm.ss.
– Press [OK] to switch to the next number field.
The number field which is currently activated
flashes.
– Alter the settings by pressing the [Up] and
[Down] buttons.
– Pressing the buttons continuously makes the
adjustment dynamically faster.
3. Set the device to the current date in the "date"
menu in the format mm.dd.yyyy with English as
operating language or the format dd.mm.yyyy for
all other languages similarly to the adjustment of
time. The corresponding day of the week
(Mo...Su) is displayed automatically.
4. If necessary, enter the beginning and end date of
the summer time, the kind of time shift and the
number of hours of the time shift.
11.5.7 Code function
The code function is designed to protect the device
from unauthorised access.
Entering the four-digit code number and
changing it
1. Select the line "code function" in the "setup"
menu using the [Up] and [Down] buttons, and
press [OK] to switch to the corresponding menu.
There are two types of access rights:
Calibration rights: The owner of calibration rights
has access to the calibration menu and to manual
operation.
The owner of calibration rights may do the following:
• alter calibration data
• operate control relays manually.
Full rights: The owner of full rights has full access to
all settings including calibration data.