4 parameters for stat – Metrohm 799 GPT Titrino User Manual

Page 47

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2.6 Parameters, key <PARAM>

799 GPT Titrino

43

2.6.4 Parameters for STAT









control parameters:

for reaching the control point.

titration parameters

control the global course of the titration.

stop conditions:

Parameters for automatic termination of the titration.

statistics:

Calculation of mean values and standard deviation,

see page 77.

evaluation:

Evaluation of rates, fix volumes and fix times.

monitoring

of limit values for the measured value, temperature and

rate.

preselections:

ON/OFF of various auxiliary functions such as auto-

matic requests after the start and activate pulse.


>control parameters

EP at pH OFF
**titr.






dynamics 1
**titr.









max.rate 10.0 ml/min
**titr.










Control parameters

Control point: (input range depends on the measured

quantity:

pH: 0...±20.00,

OFF

U, Ipol: 0...±2000 mV, OFF

Upol:

0...±200.0 µA, OFF)

<CLEAR> sets "OFF".

Controlling range (input range depends on the

measured quantity:

pH: 0.01...20.00,

OFF

U, Ipol: 1...2000 mV, OFF

Upol:

0.1...200.0 µA, OFF)

<CLEAR> sets "OFF".

"OFF" means largest control range, i.e. always

controlled reagent addition.

Outside: constant dosing, see also page 51.

Maximum dosing rate (0.01...150 mL/min, max.)

<CLEAR> sets "max.".

This parameter determines primarily the addition rate

outside the control range, see page 51.

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

parameters

>control parameters

>titration parameters

>stop conditions

>statistics

>evaluation

>monitoring

>preselections

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