Metrohm 799 GPT Titrino, Short Instructions For Use

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2.5 Mode STAT, parameters
799 GPT Titrino: Titration, dosing and measuring modes
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2.5 Mode STAT, parameters
Display Meaning Input range
>control parameters
EP at pH
dynamics
max.rate
min.rate
Endpoint, control point: This value is kept
constant.
Distance from EP where constant dosing
stops and controlling begins.
Maximum dosing rate
Minimum dosing rate
pH: 0.00...±20.00,
OFF
(0...±2000 mV, 0.0...±200.0 µA)
pH: 0.01...
1 ...20.00, OFF
(1.. 60 ..2000 mV, 0.1. 6 ..200.0µA)
0.01... 10 ...150 mL/min, max.
0.01... 25.0 ...9999 µL/min
>titration parameters
start V:
start V
factor
dos.rate
pause
start time
start pH
start rate
time interval
titr.direction:
dos.element
meas.input:
temperature
General titration parameters.
Type of start volume: absolute or relative.
Volume for
absolute start volume.
Factor of relative start volume.
Dosing rate for start volume.
Waiting time,
after start volume.
Start time for data acquisition.
Start measured value for data acquisition.
Start rate for data acquisition.
Time interval for data acquisition.
+: Titration to higher pH, U or I. auto:
Direction is set automatically.
Selection of dosing unit.
Measuring input for pH and U.
Temperature.
abs., rel.,
OFF
0 ...999.99 mL
0 ...±999 999
0.01...150 mL/min, max.
0 ...999 999 s
0 ...999 999 s
pH: 0.00...±20.00, OFF
(0...±2000 mV, 0.0...±200.0 µA)
0.01...150 mL/min,
OFF
1... 2 ...999 999 s
+, -, auto
internal D0, external D1/D2
1 , 2, diff.
-170.0... 25.0 ...500.0 °C
>stop conditions
stop time:
stop time
factor
t(delta)
t(delay)
stop V:
stop V
factor
stop rate
filling rate
Type of stop time: absolute or relative.
Time for
absolute stop time.
Factor for calculation of relative stop time.
Time after EP is once reached.
Time after last dosing step.
Type of stop volume: absolute or relative.
Volume for
absolute stop volume.
Factor of relative stop volume.
Stop when the dosing rate is smaller
than..
Filling rate.
abs., rel., delta, delay,
OFF
0... 999 999 s
0...± 999 999
0... 999 999 s
0... 999 999 s
abs. , rel., OFF
0... 99.99 ...9999.99 mL
0...± 999 999
0.01...150 mL/min, OFF
0.01...150 mL/min, max.
>statistics
Statistics calculation see at DET, page 14.
>evaluation
low lim.
up lim.
fix V1
fix time 1
Evaluation of dosing rates within
programmed time windows (
→
C8X).
Max. 9 windows.
Interpolation of volumes at fixed times (
→
C5X). Up to 9 fix V's.
Interpolation of times at fixed volume
rations of the end volume (
→
C6X). Up to
9 fix times.
0...999 999 s,
OFF
0...999 999 s, OFF
0...999 999 s,
OFF
0.01...1, OFF