Technical data Multi 197i
76
ba75339e04 07/2009
7.2.3 Conductivity
Measuring ranges
and resolutions
Variable Measuring range Resolution
[µS/cm] 0 ... 1999 1
[mS/cm] 0.00 ... 19.99
0.0 ... 199.9
0 ... 500
0.01
0.1
1
SAL 0.0 ... 70.0
according to the IOT
table
0.1
T [°C] − 5.0 ... + 105.0 0.1
Accuracies Variable Accuracy (± 1 Digit)
[µS/cm] / [mS/cm]
(nonlinear compensa-
tion)
Accuracy Sample temperature
± 0.5 % 0 °C ... 35 °C
according to EN 27 888;
± 0.5 % 35 °C ... 50 °C
extended nLF function
according to
WTW measurements
SAL
(range 0.0 ... 42.0)
Accuracy Sample temperature
± 0.1 5 °C ... 25 °C
± 0.2 25 °C ... 30 °C
T [°C] ± 0.1
Cell constant,
calibrating
C [cm
-1
] 0.450 ... 0.500
Reference
temperature
Tref Can be set to 20 °C or 25 °C