Buchi DuMaster D-480, Руководство по эксплуатации

Страница: 107 / 354

Operating instructions DuMaster D-480 ©BÜCHI Labortechnik AG
6 - Starting up and shutting down the instrument 107
Category Type Part of initial equipment
Carrier gas CO
2
:

Purity: 99.995 %

Consumption approx. 700 ml/min

Adjust the intake pressure at the
delivery point until the PC pressure
display "Input" reads 1350 mbar.
No
Combustion gas Oxygen:

Purity: 99.995 %

Intake pressure 2.5 bar
No
Reagents Various chemicals for filling the reaction
tubes
Yes
You need a consumables set for
further analyses.
Calibration
standards

Aspartic acid

Substances must have at least p.a.
quality or be certified for elemental
analysis.
Yes
Start-up
Who performs first-time start-up?
First-time start-up is performed by a trained service technician, not the customer.
Note
In order to ensure proper working order of the instrument:

the work processes described in this section must be performed precisely.

the basic instrument and the peripherals must be switched on in the sequence described here.
Process
The section is divided into the following phases:

Preparing instrument for switching on

Preparing the Instrument for measurements

Performing instrument checks
Phase 1: Preparing instrument for switching on
Proceed as follows:

Set up the instrument. Observe the instructions concerning the installation site. See Installation
site requirements.

Connect the peripherals. See
Connecting peripherals
(on page 108).

Connect supply lines and waste gas lines. See Connecting supply lines and waste gas lines.

Remove the transport lock. See Removing the transport lock.

Check the fillings of the required glass and quartz components. Replace filling if necessary. See

Filling the drying tube
(on page 233).

Filling the combustion tube.

Filling the post combustion tube.