Hach SD900 - Specifications; General Information

Table of Contents
Specifications.............................................................................................................. 3
General information.................................................................................................. 4
Safety information........................................................................................................ 5
Use of hazard information.................................................................................... 5
Precautionary labels............................................................................................. 5
Certification........................................................................................................... 5
Product overview......................................................................................................... 6
Product components.................................................................................................... 7
Installation..................................................................................................................... 8
Confined space precautions........................................................................................ 8
Mechanical installation................................................................................................. 8
Site installation guidelines.................................................................................... 8
Install the sampler in a manhole........................................................................... 9
Install the distributor or full-bottle shutoff (optional).............................................. 9
Prepare the sampler............................................................................................. 9
Clean the sample bottles............................................................................... 9
Install a single bottle...................................................................................... 9
Install the first bottle for multiple sample collections..................................... 9
Install multiple bottles.................................................................................. 10
Plumb the sampler...................................................................................... 11
Electrical installation.................................................................................................. 12
Controller connections........................................................................................ 12
Connect a flow meter.......................................................................................... 13
Connect a PC or communications network........................................................ 13
Connect an SDI-12 device.................................................................................. 14
Connect the sampler to power............................................................................ 14
Calculate the pump cycle time............................................................................ 15
Close the cover.......................................................................................................... 16
Set the power to on................................................................................................. 16
User interface and navigation............................................................................ 16
Operation..................................................................................................................... 17
Main menu overview.................................................................................................. 17
Configure the system settings................................................................................... 17
Configure the SDI-12 device.............................................................................. 18
Set up a sampling program........................................................................................ 19
Time based collection......................................................................................... 21
Use variable volume.................................................................................... 21
Do not use variable volume......................................................................... 21
Flow based collection......................................................................................... 21
Use counts for the flow source.................................................................... 21
Use 4–20 mA input for the flow source....................................................... 22
Review or modify program settings.................................................................... 22
Save or load programs....................................................................................... 22
Restore the default settings................................................................................ 22
Constant Time Variable Volume (CTVV) sampling............................................ 23
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