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7 Technical specifications
892 Professional Rancimat
￭￭￭￭￭￭￭￭
51
Shutdown temper-
ature
260 ± 15 °C
(Resetting and troubleshooting carried out by Metrohm Service.)
Heating time for
the instrument
approx. 45 min (from 20 °C to 120 °C)
approx. 60 min (from 20 °C to 220 °C)
External tempera-
ture of the instru-
ment
< 50 °C
(at operating temperature 220 °C)
7.3 External temperature sensor
Sensor
4-pin for sensor Pt100 (6.1111.010)
7.4 Conductivity measurement
Sensor
Conductivity measuring cell, integrated in the measuring vessel cover
(6.0913.130)
Electrode Conductivity measuring cell with 2 stainless steel electrodes
Measuring princi-
ple
AC current measurement with 1 kHz frequency and approx. 1.0 V
amplitude (peak to peak)
Cell constant 1.0 - 1.2
(The exact value can be entered manually or determined automatically.)
Measuring range 0 - 400 µS/cm (at c = 1)
Resolution 0.1 µS/cm
Display range 0 - 999 µS/cm
Maximum devia-
tion from mea-
sured value
±(0.5 µS/cm + 1% of the measured value)
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