Instrument description
Display
Measurement parameter
Text string
Indication of
instrumental mode
Stability indicator
Text string
Representation of buffers
used for calibration
connectivity and Data Logger
Keyboard
On-Off button to switch
the device on and off
Meas / Cal key to return to measure
mode and to start calibration
Down directional key to scroll
through the menus
LED
All the instruments are equipped with a two-colour LED (red and green) which provides the user with
important information on the status of the system:
Function
Power on
Power off
Standby
Stable measure
Errors during calibration
Errors during measurement
Selection confirmation
Timed screens
UM Serie Oxy7Vio EN rev.0 28.05.2020
Information icons on
LED
(colours)
(green)
(red)
(green)
(green)
(red)
(red)
(green)
(green)
8
Error symbol
Battery charge level
Actual value / Measure unit
Temperature and type of
compensation
ATC - automatic NTC 30KΩ
MTC - manual
UP/MODE directional key for
scrolling through menus and
parameters
Enter / Menu key to confirm
the chosen values and enter
the setup from the measure mode
Description
Fixed
Fixed
Flashing every 20 s
Flashing every 3 s
Flashing every 1 s
Flashing every 3 s
Switched on for 1 s
Fixed
EN