Measuring range：Conductivity 0.0..200.0 μS / cm / 0..2000 μS / cm / 0.00..20.00 mS / cm / 0.0..200.0 mS / cm / 0..400 mS / cm (only GMH 3451) / Manually adjustable or AutoRange
Spec. resistance：0.005..100.0 kOhm * cm
Salinity：0.0..70.0 g / kg water
TDS：0..1999 mg/l