Metrohm 796 Titroprocessor User Manual

Page 183

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8. Command reference

796 Titroprocessor, Instructions for use

177

177

ЪДДД

MEAS_PH* Parameters

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³ ³

³ Data acquisition ³

³ ³

³ Meas. procedure multiple ³

³ Measuring interval off s Start val. pH off ³

³ Meas. cycles 1 Stop val. pH off ³

³ ³

³ ³

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Data acquisition

Depending on the selected measuring procedure, data acquisition may
have different settings.

Meas. procedure

Single or multiple measurement

standard | multiple

Switches between standard and multiple measurement.

Meas. interval

Time interval between single measurements

0.1…9999 s | off

The measuring interval is the time pattern at which a
single measurement is triggered within the series. If a
drift-controlled measurement is recorded then this is not
accepted in the measuring point list immediately, but
only at the time at which the measure acceptance con-
ditions (drift) have been fulfilled. This can lead to an ir-
regular time pattern in the measuring point list.
If '

off' is selected the single measurements will be made

at the shortest possible time interval (<50 ms).

Meas. cycles

Number of single measurements in a series

1…1000 | inf. | max

The maximum number of single measurements is 1000.
With 'inf.' the measuring series will not end, but after
1000 measuring points have been recorded no further
values will be entered in the measuring point list. With
'max' the series is stopped after 1000 measuring points.

Start val.

Measured value at the start of the series

for MEAS_PH*

pH -20…20 | off

for MEAS_U*, MEAS_IPOL*

-2000…2000 mV | off

for MEAS_UPOL*

-200 …200 µA | off

for MEAS_T*

-170…500°C | off

If a start value is set this means that the measuring se-
ries will only be started when the defined value is ex-
ceeded in the sample solution. The direction in which
the measurements alter is irrelevant.

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