Ultraflux Uf 841, Руководство пользователя

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10
NT UF 841 CP GB (d) / June 2015
•
To scroll through the measurement screens, use the
p
and
q
keys.
•
To access the other menus, press the "Fn" key, then successively press the
t
key, or browse using
the
t
and
u
keys.
•
To enter a menu, press
p
or
q
.
•
To change page, press "A" or "B".
•
To change a row, select it using
p
or
q
and change the value using
t
or
u
.
•
If no key is pressed for approximately one minute, the Uf 841 automatically returns to
"measurement" mode and to the display chosen as priority using "B".
•
For a given parameter, the value to be applied is defined using the
u
(increase) and
t
(decrease)
keys. Pressing and holding one of these two keys accelerates the increase or decrease.
1.11 Operating lights
Two LEDs are present on the front panel:
•
Blue measurement LED : indicates
whether or not the flow meter is in
measurement mode (as opposed to
configuration mode).
A flashing LED indicates normal operation.
An LED which is fixed on or off indicates abnormal or
interrupted operation.
Warning: the flow meter may be in measurement mode (inputs-outputs, function loggers) without the
probes being connected.
•
Red, orange or green
Communication LED: indicates the
status of the external communication
of the flow meter (serial link or USB).
Flashing green light for each dialogue on the serial link.
Long red flashing light on each dialogue error on the serial
link.
Fixed orange light when the flow calculation is in degraded
mode or when a related function is faulty.
Fixed red light when the flow calculation is faulty.
1.12 Screen
•
LCD: graphic (14 rows x 20 characters).
•
Backlighting: permanent or timed.