Metrohm 856 Conductivity Module Manual do Utilizador descarregar pdf (Página 38)

7.1 Measuring interface

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856 Conductivity Module

7 Technical specifications

7.1 Measuring interface

The 856 Conductivity Module has one measuring interface with one mea-

suring input.

The measuring cycle is 100 ms for all measuring modes.

7.1.1 Conductivity

One measuring input (Cond. Cell) for a 5-ring conductivity measuring cell

with integrated temperature sensor.

Measuring range

0 - 500 mS

Resolution 4 significant places

Measuring accu-

racy

Range 1 - 5 µS: ±1%; ±1 digit

Range 5 - 50 µS: ±0.5%; ±1 digit

Range 50 - 500 µS: ±0.5%; ±1 digit

Range 0.5 - 5 mS: ±0.5%; ±1 digit

Range 5 - 50 mS: ±0.5%; ±1 digit

Range 50 - 500 mS: ±1%; ±1 digit

7.1.2 Temperature

One measuring input (Cond. Cell) for a 5-ring conductivity measuring cell

with integrated Pt1000 temperature sensor.

Measuring range

–40 - +150 °C

Resolution 0.1 °C

Measuring accu-

racy

±0.2 °C

(typically ±0.1 °C; ±1 digit; without sensor error, under reference con-

ditions)

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Metrohm 856 Conductivity Module Manual do Utilizador Página 38