Metrohm 873 Biodiesel Rancimat Manual - Manual (Page 173)

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873 Biodiesel Rancimat ￭￭￭￭￭￭￭￭ 165
7 Technical specifications
7.1 General data
Number of instru-
ments that can be
connected 1…4
Number of sam-
ples per instrument 1…8 (4 each per heating block)
Sample amount Several grams / several milliliters
7.2 Temperature regulation and measurement
Range setpoint
temperature 50…220 °C
Temperature cor-
rection (Delta T) 0…±9.9 °C
(can be entered manually or determined automatically using the external
temperature sensor)
Temperature
measuring range 0…250 °C
Resolution 0.1 °C
Max. deviation of
the heating block
temperature from
the set value (50…
220 °C) ±0.3 °C
Reproducibility of
the set tempera-
ture typ. < 0.2 °C
Max. temperature
difference
between different
measuring posi-
tions per block typ. < 0.3 °C
Temperature fluc-
tuations typ. < 0.1 °C
(at attained operating temperature, inserted and identically filled reaction
vessels and 20 L/h air throughput)