Hach LANGE HQ440d Basic User Manual page 7

User interface and navigation
User interface
Figure 5 Keypad description
1 LEFT key: calibrates, cancels or
exits the current menu
2 RIGHT key: reads, selects, confirms
or stores data
3 DOWN key: scroll through menus,
enter numbers/letters or change the
reading screen view
4 DATA LOG: recall or transfer stored
data
5 METER OPTIONS: change settings,
run check standards, view meter
information
Display description
Measurement screen
The meter display shows the concentration, units, temperature, calibration
status, operator ID, sample ID, date and time
6 BACKLIGHT: turn off display
illumination
7 OPERATOR ID: associate data with
an individual
8 SAMPLE ID: associate data with a
sample location
9 UP key: scroll through menus, enter
numbers and letters or change the
reading screen view
(Figure 6).
Figure 6 Single screen display
1 Calibration status indicator
2 Main measurement value and unit
3 IntelliCAL probe type and port
indicator
4 Battery status
5 Power source
6 Sample temperature (ºC or ºF)
7 Secondary measurement unit
8 Tertiary units (for some probes)
Dual-screen mode (HQ440d model only)
When two probes are connected to the HQ440d meter, the display can
show the reading from both probes simultaneously or show just one probe
(Figure 7).
Note: For probe calibration, change the screen mode to the single screen mode.
To change the screen mode to single or dual screen, use the
keys. In dual screen mode, the
and the key will select the probe on the right.
9 Time
10 Date
11 Read (OK, Select)
12 Display size icon
13 Calibrate (Cancel, Exit)
14 Sample and operator identification
15 Stability or display lock indicator
and
key will select the probe on the left
English 7