Hach 9586sc Basic User Manual page 20

7.2.2 Graphical display
The graph shows concentration and temperature measurements for each channel in use. The graph
supplies easy monitoring of trends and shows changes in the process.
1. From the graphical display screen use the up and down arrow keys to select a graph and push
the HOME key.
2. Select an option:
Option
MEASUREMENT VALUE Set the measurement value for the selected channel. Select
DATE & TIME RANGE
Section 8 Operation
8.1 Configure the sensor
Use the CONFIGURE menu to enter identification information for the sensor and to change options
for data handling and storage.
1. Push the menu key, select SENSOR SETUP>CONFIGURE.
2. Use the arrow keys to select an option and push enter. To enter numbers, characters or
punctuation, push and hold the up or down arrow keys. Push the right arrow key to advance to
the next space.
Option
EDIT NAME
SENSOR S/N
MEAS UNITS
TEMP UNITS
FILTER
LOG SETUP
RESET
DEFAULTS
8.2 Calibration
8.2.1 About sensor calibration
The sensor characteristics slowly shift over time and cause the sensor to lose accuracy. The sensor
must be calibrated regularly to maintain accuracy. The calibration frequency varies with the
application and is best determined by experience.
20 English
Description
between Auto Scale and Manually Scale. For manual scaling enter
the minimum and maximum measurement values
Select the date and time range from the available options
Description
Changes the name that corresponds to the sensor on the top of the
measure screen. The name is limited to 16 characters in any combination
of letters, numbers, spaces or punctuation.
Allows the user to enter the serial number of the sensor, limited to
16 characters in any combination of letters, numbers, spaces or
punctuation.
Changes the measurement units—Select the unit from the list available.
Sets the temperature units to °C (default) or °F
Sets a time constant to increase signal stability. The time constant
calculates the average value during a specified time—0 (no effect, default)
to 60 seconds (average of signal value for 60 seconds). The filter
increases the time for the sensor signal to respond to actual changes in
the process.
Sets the time interval for data storage in the data log—5, 30 seconds, 1, 2,
5, 10, 15 (default), 30, 60 minutes.
Sets the configuration menu to the default settings. All sensor information
is lost.