Hach 9586sc, Basic User Manual

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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 Description
MEASUREMENT VALUE Set the measurement value for the selected channel. Select
between Auto Scale and Manually Scale. For manual scaling enter
the minimum and maximum measurement values
DATE & TIME RANGE Select the date and time range from the available options
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 Description
EDIT NAME 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.
SENSOR S/N Allows the user to enter the serial number of the sensor, limited to
16 characters in any combination of letters, numbers, spaces or
punctuation.
MEAS UNITS Changes the measurement units—Select the unit from the list available.
TEMP UNITS Sets the temperature units to °C (default) or °F
FILTER 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.
LOG SETUP Sets the time interval for data storage in the data log—5, 30 seconds, 1, 2,
5, 10, 15 (default), 30, 60 minutes.
RESET
DEFAULTS Sets the configuration menu to the default settings. All sensor information
is lost.
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.
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