"TU-8122.3.2.3.5.0.R.220.P - Turbidity analyzer of the panel version with two submersible sensors with auto-cleaning; the
first sensor with a measuring range: (0 ... 4/40/400) NTU, the second sensor: (0 ... 100/1000/10000) FTU, without flow sensor,
with four electromegnetic relay, power ~ 220 V, panel-mouting".