Metrohm 862 Compact Titrosampler - Manual (Page 158)

11.1 Measuring inputs ￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭￭
148 ￭￭￭￭￭￭￭￭ 862 Compact Titrosampler
Measuring mode
Upol Determination with adjustable polarization voltage.
Polarization
voltage –1200…1200 mV (increment: 10 mV)
–1250…–1210 mV / +1210…+1250 mV: non-guaranteed values,
dependent on reference voltage +2.5 V
Measuring
range –120…120 µA
Resolution 0.01 µA
Measuring
accuracy –
11.1.3 Temperature
A measuring input (Temp.) for temperature sensors of the Pt1000 or NTC
type with automatic temperature compensation.
R (25 °C) and B value can be configured for NTC sensors.
Measuring range
Pt1000 –150…250 °C
NTC –5…250 °C
(For an NTC sensor with R (25 °C) = 30000
Ω and B (25/50) = 4100 K)
Resolution
Pt1000 0.1 °C
NTC 0.1 °C
Measuring accu-
racy
Pt1000 ± 0.2 °C
(applies for measuring range –20…150 °C)
NTC ±0.6 °C
(applies for measuring range –10…40 °C)