Hach AS950 Grundfunktionen Seite 7

Option
Rain and
RS485 Port
Thermal (AWRS
sampler)
Configure the sensors
1. Push MENU.
2. Select Hardware Setup>Configure Sensors>[Select Sensor].
3. Select an option.
Note: Not all of the options that follow apply to all sensors.
Refer to Table 4 for descriptions of all the pH sensor settings. Refer to
all the US900x sensor settings. Refer to
settings.
Option
Setup Wizard
Calibration
Basic Settings
Flow Settings
Application Settings
(US900x)
Advanced Settings
Restore Defaults
Option Description
Basic Settings
AC Frequency Selects the power line frequency to get the best noise rejection. Options: 50 or 60 Hz (default).
Always On Sets the sensor to operate continuously or to only operate during the data logging interval for the
sensor. Options: Enabled (default) or Disabled. Select Disable to increase the battery life.
Table 5 Configuration options—US900X ultrasonic sensor
Option Description
Basic Settings
Sensor Type Selects the sensor type. Options: Downlooking or In-Pipe.
Sediment Enters the level of sediment in the bottom of the channel. Options: 0.00 to 0.30 m (0.00 to
12.00 in.).
Level Offset Enters the difference between the measured level and the actual level. Options: –0.61 to
(optional) 0.61 m (–24.00 to 24.00 in.). Use Level Offset to correct an offset error without having to do
a calibration.
Adjust Level Completes a distance measurement to use for level adjust.
Description
Configures the Rain port for connection to the Hach tipping bucket rain gauge or
RS485 communications. Options: Rain or RS485.
When RS485 is selected, sets the Modbus address (1 to 255), the baud rate (9600,
19200, 38400, 57600 or 115200) and the parity (None, Even or Odd).
Sets the temperature inside the AWRS refrigerated cabinet. Options: 2.00 to 10.00 °C
(default: 4.00 °C). Calibrates the temperature inside the AWRS refrigerated cabinet.
Description
Configures all the sensor settings. Calibrates the sensor. Obey the screen
prompts to complete the procedures. Refer to
on page 18.
Calibrates the sensor. Refer to
Configures the basic sensor settings.
Configures the sensor settings that are used to calculate the flow.
Configures the sensor settings that are used to control the sensor operation.
Configures the optional, advanced sensor settings.
Sets the sensor settings and the sensor calibration back to the factory defaults.
Table 4 Configuration options—pH sensor
Table 6 for descriptions of all the AV9000 sensor
Calibrate the sensors
Table 5 for descriptions of
Calibrate the sensors
on page 18.
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