Adjust The Display Contrast; Adjust The Temperature - Hach sensION+ MM340 Manuel D'utilisation

Option Description
For Printer Select Dot matrix printer or Thermal printer.
For Computer Select Terminal, ComLabo or ComLabo Easy. The ComLabo
Software controls several modules, pH and conductivity
meters, automatic burettes, Samplers and so on from a
computer. The ComLabo Easy software gets pH and
conductivity data from a PC.
Change the date and time
The date and time can be changed from the Date / Time menu.
1. From the main menu use the
2. Use the or to select Date / Time and confirm.
3. Use the and to advance to the next step and use the
change a value. Confirm.
The current date and time will be shown on the display.

Adjust the display contrast

1. From the main menu use the
2. Use the or to select Display contrast and confirm.
3. Use the and to adjust the contrast of the display and confirm.

Adjust the temperature

The temperature measurement can be adjusted at 25 °C (77 °F) and/or
85 °C (185 °F) to increase accuracy.
1. Put the probe and a reference thermometer in a container of water at
approximately 25 °C and allow the temperature to stabilize.
2. Compare the temperature read by the meter with that of the reference
thermometer. The difference is the adjustment value for the meter.
Example: reference thermometer: 24.5 °C; meter: 24.3 °C. Adjustment
value: 0.2 °C.
3. Enter the adjustment value for the 25 °C reading:
a. From the main menu use the
or to select SYSTEM. Confirm.
or
or to select SYSTEM. Confirm.
or to select SYSTEM. Confirm.
b. Use the or
c. Select Channel 1 or Channel 2 and confirm. The temperature for
channel 1 is measured by the conductivity cell and channel 2 is
measured by the pH probe. If no Conductivity cell is connected, the
temperature value must be entered manually or the temperature
measured in channel 2 can be applied to the meter.
d. Use the or
e. Use the arrow keys to enter the adjustment value for 25 °C.
Confirm.
4. Put the probe and a reference thermometer in a container of water at
approximately 85 °C and allow the temperature to stabilize.
5. Compare the temperature from the meter with that of the reference
thermometer. The difference is the adjustment value for the meter.
a. Use the or
to
b. Use the arrow keys to enter the adjustment value for 85 °C.
Confirm.
c. Select Save changes and confirm.
Change the stirring settings
The magnetic stirrer can be turned on and the stirring speed can be
changed in the Stirring menu.
1. From the main menu use the
2. Use the or to select Stirring and confirm.
3. To turn on/off the stirrer push
4. When the stirrer is turned on, use the
speed in %.
Note: Use the or
a measurement.
Turn the stirrer on or off
The stirrer 1 works with Channel 1 and 2 (Stirrer 1). A second stirrer can
be connected to channel 2 (Stirrer 2). For the stirrer 2 activation refer to
the following steps.
to select Readjust temp. and confirm.
to select 25 °C and confirm.
to select 85 °C and confirm.
or to select SYSTEM. Confirm.
.
or to change the stirring
to change the stirring speed during calibration and during
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