Metrohm 799 GPT Titrino User Manual

Page 41

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2.6 Parameters, key <PARAM>

799 GPT Titrino

37


>stop conditions


stop V: abs.

**titr.








stop V 99.99 ml

**titr.


factor 999999

**titr.


filling rate max. ml/min

Stop conditions for titration

If this is not "normal", i.e. after reaching the EP

Type of stop volume (abs., rel., OFF)

"abs.": absolute stop volume in mL.

"rel.": relative stop volume to sample size.

"OFF": stop volume switched off. Stop volume is not

monitored.

The stop volume applies for one single titration. The

conditioning volume is not monitored.

If "abs." is set:

Absolute stop volume (0...9999.99 mL)

If "rel." is set:

Factor for relative stop volume (0...±999 999)

Calculated as: Stop V (in mL) = factor∗sample size

Filling rate after titration (0.01...150 mL/min, max.)

<CLEAR> sets "max.".

The maximum rate depends on the Exchange Unit:

Exchange Unit

max.

5 mL

15 mL/min

10 mL

30 mL/min

20 mL

60 mL/min

50 mL

150 mL/min


>preselections

conditioning: ON





display drift: ON

cond.


drift corr: OFF

cond.





drift value 0.0 µl/min

cond.


req.ident: OFF

cond.




Preselections for the sequence

Automatic conditioning of titration vessel (ON, OFF)

If conditioning is "on", the solution is constantly kept at

the endpoint.

When conditioning is performed, the volume drift can

be displayed during the conditioning:

Display of drift during conditioning (ON, OFF).

Volume drift.

Type of drift correction (auto, man., OFF)

Type of drift correction: (EP - drift∗time)

auto: drift value at start is valid

man.: see below

OFF : no correction

Value for manual drift correction (0.0...99.9 µL/min)

Request of identifications after start of titration (id1,

id1&2, all, OFF)

After start, sample identifications can be requested

automatically: Only id1, id1 & id2, all three id's or no

inquiries.

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