Metrohm 822 Titration Curve Simulator - Manual (Page 26)

4.3 Technical data
18
822 Titration Curve Simulator, Instructions for Use
4.3 Technical data
4.3.1 Control
parallel
serial
Remote
8 bit / 25 bit
4.3.2 Curves
Curve memory
Number of curves
Flash
8
4 Mbit
Curve types
Acid-Base
Citric acid
Recorder control
Conditioning
Karl Fischer
Diagonal
D/A converter test
Testing department test
+240 mV ... –300 mV
Endpoint at (50.00 ± 0.03) % of the cylinder volume
+250 mV ... –300 mV
1 st endpoint at (17.50 ± 0.15) % of the cylinder volume
2 nd endpoint at (35.0 ± 0.1) % of the cylinder volume
3 rd endpoint at (52.50 ± 0.02) % of the cylinder volume
steps of 200 mV per 2.5 % of the cylinder volume over
the whole voltage range
series 02, 03: –2.5 V ... +2.5 V ... –2.5 V
from series 04: –2 V ... +2 V ... –2 V
series 02, 03: end at 10 % of the cylinder volume
from series 04: end at 8.4 % of the cylinder volume
Endpoint at (26.15 ± 0.10) % of the cylinder volume
series 02, 03: –2.5 V ... +2.5 V
from series 04: –2 V ... +2 V
–2.5 V ... +2.5 V
–2.0 V ... +2.0 V
Reproducibility of the endpoints (volume)
Acid-Base
Citric Acid
1 st endpoint
2 nd endpoint
3 rd endpoint
Karl Fischer
99.9 %
97.5 %
99.5 %
99.95 %
99.5 %
4.3.3 Analog output
–2.5 V ... +2.5 V Range