Hach-Lange HQD Portable Meter User Manual - Manual (Page 22)

Table 3 Operator access options
Option Description
(Probe model) settings Only methods (if methods exist) can be selected. Refer
to the probe documentation.
Note: A probe must be connected to the meter.
Run check standard Measure standard solution (available for pH,
conductivity, ORP and ISE probes)
Note: A probe must be connected to use this option.
Instrument information Probe information
Meter information
Access password Enter password
Display options Contrast
Auto shutoff
Backlight
Mode
Sounds Key press
Stability alert
Calibration reminder
Set the display options
Use Display Options to change the display contrast, battery saving auto-
shutoff options, the backlight option or the detailed or big reading screen
mode.
1. Push the key and select Display Options.
2. Select which display option to change.
Option Description
Contrast Adjust the contrast of the display. The lightest setting is 0 and
the darkest setting is 9.
Option Description
Auto-
shutoff To maximize battery life, set a time period after which the
meter will automatically power off if no key is pushed (1, 2, 5,
10, 30 min, 1 h, 2 h or never). Auto-shutoff is not active when
the meter is connected to AC power or in the Interval Reading
Mode.
Backlight The display backlight is turned off when the key is pushed.
Is it possible to set a time period after which the backlight will
automatically power off if no key is pushed.
Mode Select Detailed or Big screen size. Detailed will show more
information with smaller numbers and text. Big will show less
information with larger numbers and text.
Note: The screen size can also be selected from the measure
mode (refer to
Display description on page 9).
Set the sound options
The meter can make an audible sound when a key is pushed, when
stability is reached or when the calibration reminder is due. The meter
also makes an audible sound when it begins transferring data to a USB
storage device and again when the data transfer is complete.
1. Push the key and select Sound.
2. Choose which events will produce an audible sound. Multiple items
can be selected.
Option Description
Key Press The meter will make an audible sound whenever a key is
pushed.
Stability Alert The meter will make an audible sound whenever
measurement stability is reached.
Cal reminder The meter will make an audible sound when calibration is
due.
Note: Refer to
Set the probe calibration reminder to set the
calibration reminder to on or off.
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