Hach HQ1110, User Manual

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Option Description
Reminder Sets a time interval for probe calibration. A reminder shows on the meter after
the time interval. Options: Off (default), 8 hours, 12 hours, 1 day, 2 days,
5 days or 7 days. The meter can also make a sound during the reminder
(Settings > Sound).
Expiration When Reminder is set to a time interval, changes the calibration status to
expired after the reminder occurs. Options: Immediately after reminder,
30 minutes after reminder (default), 1 hour after reminder, 2 hours after
reminder or Continue reading (calibration status does not change).
5. Select Probe settings to manage the probe settings as a group.
Option Description
Current Selects the probe settings to use for measurements and calibrations.
Options: Default, Edited or User-specified names. The Edited option shows
when the current settings have changes but are not saved with a user-
specified name.
Create new
settings Saves the current probe settings with a user-specified name (maximum
16 characters, letters and numbers).
Delete settings Removes a user-specified probe setting that is not in use.
9.5 Change the ISE settings
Refer to the steps that follow to change the settings for measurements, calibrations and verifications
with an ISE probe. The user can save the settings with a user-specified name.
1. Push and select Settings. The list of settings shows.
2. Select ISE[probe name] (e.g., ISEF121).
3. Select Measurement to change the settings for sample measurements.
Option Description
Form Sets the chemical form (applicable to ammonia, ammonium and nitrate
probes).
Options for ammonia probe: NH
3
or NH
3
—N.
Options for ammonium probe: NH
4
+
, NH
4
+
—N or NH
4
+
–NH
3
(ammonium
as ammonia).
Options for nitrate probe: NO
3
or NO
3
—N.
Units Sets the measurement units. Options: mg/L (default), µg/L, g/L, g/kg,
mol/L, mmol/L, mol/kg, %, ppm or ppb.
Lower limit Sets the minimum accepted value for the measurement. The options are
set by the minimum range limit and the selected units of the ISE probe.
Upper limit Sets the maximum accepted value for the measurement. The options are
set by the maximum range limit and the selected units of the ISE probe.
Significant digits Sets the number of significant digits to show for the measurements.
Options: 2, 3 (default) or 4.
Auto-stabilization Sets the meter to use the default stabilization rate of 1.0 mV/minute.
Options: Yes (default) or No.
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