User Interface And Navigation - Hach QbD1200 User Manual

Connect to air or carrier gas
The instrument cannot operate without a carrier gas connection. The carrier gas must not contain
carbon dioxide. Use the supplied gas inlet tubing to connect to carbon dioxide-free air, oxygen or
nitrogen.
1. Make sure that the pressure on the carrier gas cylinder regulator is 241 to 689 kPA (35 to
100 psi).
2. Make sure that both ends of the supplied tubing (⅛ in. outer diameter) are evenly cut and clean.
3. Put one end of the tubing into the gas inlet port on the rear of the instrument. Refer to
on page 6.
4. Connect the other end of the tubing to the carrier gas supply.
5. Examine the tubing and connections for leaks. If necessary, make adjustments.
Electrical installation
Connect to external devices (optional)
The instrument has five USB ports, one ethernet port and one HDMI port. If auxiliary cables are
used, make sure that the cables are less than 3 meters (9.84 ft) in length (this does not apply to the
ethernet interface). Connect optional external devices to help with the instrument setup and use.
Refer to Product overview
information.
• USB port—Connect to a keyboard, mouse, printer, USB flash drive or an auto sampler.
• Ethernet port—Connect to an external communications network.
• HDMI port—Connect to an external monitor.
Connect to an auto sampler
Connect the auto sampler to the analyzer before power connections are made. Make sure that the
power to the auto sampler is set to on before power is connected to the analyzer. Refer to the auto
sampler documentation.
Connect to power
Refer to the illustrated steps that follow to connect power to the instrument and start the instrument.

User interface and navigation

Display description
Refer to Figure 4 for the home screen description. Refer to
functions are through the touch screen. Do not use writing tips of pens or pencils or other sharp
objects to make selections on the screen. Only use a clean, dry finger tip to navigate the functions of
the touch screen.
on page 5. Refer to the optional external device documentation for more
Table 1 for the icon description. The
Figure 1
English 11