Instruction Manual
NivuFlow 650
page 132
NF 650 - rev. 01 / 29.06.2020
Main Display
These two functions are available in the main display:
• Display values
• Direct access to the most important adjustment parameters
38 General overview
The following information can be found in the
top display line
:
• Name of measurement place
• Date (or 1, 2, 3; see Fig. 38-2)
• Time (or 1, 2, 3; see Fig. 38-2)
The
red full circle with white cross
in the top display line indicates current malfunctions of
system or individual sensors.
The
service key
here indicates that the password has been entered within the last six hours
and that any further
parameter changes
can be saved without having to re-enter the
pass-
word
. The six-hour period begins once the password is entered and ends automatically.
If a number is displayed next to the service key, the transmitter is in service mode. This is
usually the case when a NIVUS service technician has access to the transmitter.
F
c
See also Sect. “30.2 Save Parameters”.
When in operation mode, the transmitter indicates the following important readings in the
main
display sector
(default settings):
• Flow quantity
• Level
• Velocity (calculated average flow velocity)
• Medium temperature
• Total
The
bottom line
of the display shows a trend graph (hydrograph) as well as the current func-
tions of both function keys.
1
Name of measurement place
2
Error message (if pending), information or display for active service mode
