3 polarizer, Polarizer – Metrohm 901 Titrando User Manual

Page 58

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8.1 Measuring interface

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50

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901 Titrando

NTC

0.1 °C

Measuring accu-
racy

Pt1000

±0.2 °C
(Applies for measuring range –20 - +150 °C; ±1 digit; without sensor
error, under reference conditions)

NTC

±0.6 °C
(Applies for measuring range +10 - +40 °C; ±1 digit; without sensor
error, under reference conditions)

8.1.3

Polarizer

One measuring input (Pol.) for polarizable electrodes.

Measuring mode
Ipol

Determination with adjustable polarization current

Polarization
current

–122.5 - +122.5 µA (increment: 0.5 µA)
–125.0 - +125.0 µA: non-guaranteed values, dependent on reference
voltage +2.5 V

Measuring
range

–1,200 - +1,200 mV

Resolution

0.1 mV

Measuring
accuracy

±0.2 mV
(±1 digit, without sensor error, under reference conditions)

Measuring mode
Upol

Determination with adjustable polarization voltage

Polarization
voltage

–1,225 - +1,225 mV (increment: 25 mV)
–1,250 - +1,250 mV: non-guaranteed values, dependent on reference
voltage +2.5 V

Measuring
range

–120 - +120 µA

Resolution

0.1 µA

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