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Hach AS950 User Manual

Hach AS950
36 pages
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Table 1 Key functions
Key Function
Soft keys Selects the function shown on the display.
Arrow keys Scrolls through the menus and the options. Enters values. Push and hold the arrow
keys to scroll through values quickly.
MENU Shows the main menu. Refer to Main menu overview on page 4.
STOP Stops the pump.
CALIBRATION Shows the Calibration menu. Refer to the Calibration option in Table 3 on page 4.
Power Sets the power to on or off.
MANUAL OPERATION Shows the Manual Operation menu. Refer to the Manual Operation option in Table 3
on page 4.
RUN/HALT Starts, temporarily stops or stops the sampling program.
STATUS Shows the status of the current sampling program and the power supply. Shows the
sample status, data log status, alarm status and hardware status. Refer to Show the
program status on page 24.
Table 2 Indicator light description
Color Status Description
Red Error The controller is on. One or more of the measurements the sampler is configured to use (e.g.,
pH and flow) is not available. Refer to Troubleshooting on page 29.
Green No Error The controller is on. There are no errors.
Main menu overview
Table 3 shows the main menu options.
Table 3 Main menu options
Option Description
Programming
Configures data logging, the alarms and the sampling program.
Review Data
Shows the sampling history (e.g., samples collected and missed samples). Shows the
measurement data (the data log).
Manual Operation
Collects a grab sample, moves the distributor arm to a selected bottle position or operates
the pump in the forward or reverse direction.
Calibration
Calibrates the sample volume, the attached sensors and the analog input (for flow pacing)
at the AUX port, if applicable.
Export/Import
Saves measurement data, sample history and program settings to a memory stick. Copies
the program settings from a memory stick to the sampler.
4 English

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Hach AS950 Specifications

General IconGeneral
Sample FrequencyProgrammable
TypePortable
Sampling MethodVacuum Pump
Temperature ControlRefrigerated
Bottle Configuration24 x 1L bottles
Power Supply12V DC
CommunicationRS-232
Sampler TypePortable or Stationary
Vertical Lift8.2 m
Enclosure RatingIP67
Number of SamplesUp to 999
Storage Capacity24 samples
Bottle Options1L

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