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Metrohm 746 VA Trace Analyzer User Manual

Page 329

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5.7 Program instructions

746 VA Trace Analyzer / 747 VA Stand

5-178

Data acquisition (sweep) and measurement

Instruction Meaning

Page

Stand

SWEEP

Voltage sweep for measurement modes DCTMODE,
DPMODE, SQWMODE, AC1MODE, AC2MODE

S

M, A

SSWEEP

Voltage sweep for measurement mode DCTMODE if
peaks appear instead of waves

S

M, A

FSWEEP

Voltage sweep with potentiostat in the "fast" operat-
ing mode for measurement modes DPMODE and
SQWMODE

S

M, A

TSWEEP

Current measurement at constant voltage
(coulometry)

S

M, A

PSWEEP

Sweep for PSAMODE measurement mode

S

M, A

RAMP

Voltage ramp for cyclic voltammetry

S

M, A

MEAS

Apply voltage to electrodes, current measurement
without measured value recording

O, S

M, A

ØMEAS

Switch off voltage, current measurement and DME

O, S

M, A

Replication loops

Instruction Meaning

Page

Stand

(REP

Loop start for replications

O, S

M, A

REP)n

Loop end for replications
n = number of repetitions

O, S

M, A

(ADD

Loop start for standard addition

O, S

M, A

ADD)n

Loop end for standard addition
n = number of standard additions

O, S

M, A

(CAL

Loop start for calibration

O, S

M, A

CAL)n

Loop end for calibration
n = number of calibration solutions

O, S

M, A

(VAR

Loop start for parameter variation

O, S

M, A

VAR)n

Loop end for parameter variation
n = number of repetitions

O, S

M, A

VARNI

Variation of the next instruction

O, S

M, A