4 operation of the 813 compact autosampler – Metrohm 757 VA Computrace User Manual

Page 54

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3 Installation

757 VA Computrace – Hardware

50

3.9.4

Operation of the 813 Compact Autosampler

After installation of the instruments according to sections 3.9.1...3.9.3 sample series

using the 813 Compact Autosampler can be started. Proceed always in the follow-

ing sequence:

1 Switch on instruments

• Switch on Dosimats and 757 VA Computrace Stand.
• Switch on 813 Compact Autosampler and 731 Relay Box.
• Switch on PC.
• Start 757 VA Computrace software (see Software Manual, section 2.2).

2 Load and modify method

• Click on

or

MAIN WINDOW

/ Mode / Determination

.

• Click on

or

MAIN WINDOW

/ Window / Working method specification

to

open the

WORKING METHOD SPECIFICATIONS

window.

• Load the desired method in the

WORKING METHOD SPECIFICATIONS

window.

• If desired, modify the loaded method (details see Software Manual).

3 Load and modify sample table

• Click on

or

MAIN WINDOW

/ Window / Sample table

to open the

SAMPLE

TABLE

window.

• Load the desired sample table or edit the current sample table (details

see Software Manual).

4 Place samples on 813 Compact Autosampler

• Transfer the desired sample amount (5...10 mL) into the sample vessels

and place them at the odd positions on the sample rack of the 813 Com-

pact Autosampler.

• For each sample vessel, place a vessel filled with rinsing solution at the

following even position (volume rinsing solution = volume sample solu-

tion).

5 Start determination

• Click on

or

MAIN WINDOW

/ Window / Monitor

to open the

MONITOR

window.

• Start the measurement by clicking the

icon in the

MAIN WINDOW

or

the

button in the

MONITORING

window.

• Press the "START" button on the keypad of the 813 Compact Autosam-

pler.

• Follow the instructions in the appearing message windows.

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