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Metrohm 797 VA Computrace User Manual

Page 252

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8 How to ...?

797 VA Computrace – Software

240

(Dosino 2:

not used)

Dosino 3:

2 mL Exchange Unit

Sample / Suppressor
standard solution

Method at 838

Before each start, define the position of the first sample vessel for
the 838 parameter "

SAMPLE

" with the 838 keypad.

Set method LAT at the 838 Advanced Sample Processor.

LAT

parameters

method LAT
number of samples

rack

> Number of samples to be

processed (entire sample
rack)

>start sequence

1 CTL:Rm:

INIT

> Initialize Remote lines

2 Move

1

:

sample

> First Sample on Pos. "SAM-

PLE"

3 CTL:Rm:

************1

> Remote start CT797

4 CTL:Rm:

************0

>sample sequence

1 SCN:Rm:

*****1**

> Scan line for incoming signal

from CT797

2 MOVE

1

:

sample

> Move needle to sample

3 LIFT: 1

:

work mm

> Place needle at working posi-

tion

4 PERISTALT: 300 s

10

> Sample

transfer

5 CTL:Rm:

************1

> Set line: sample transfer

ready

6 CTL:Rm:

************0

7 MOVE

1

:

+28

> Move needle to rinsing posi-

tion

8 LIFT: 1

work mm

> Place needle at working posi-

tion

9 PERISTALT: 5 s

10

> Suck rinsing solution in the

needle

10 SCN:Rm:

*****1**

> Scan line for incoming signal

from CT797

11 PERISTALT:

300 s

10

> Rinse

needle

12 CTL:Rm:

************1

> Set line: needle cleaning

ready

13 CTL:Rm:

************0

Samples
50 mL sample vessels can be placed on the two outer rings (11 mL
sample vessels on the two inner rings).

Arrangement: Place on the outer of the two rings for each method
with

Calibration

technique "RC Record response curve" an empty

vessel, and for each method with

Calibration

technique "RC Sample

with response curve" a vessel with sample (see "Sample table",
below).