End of year 2024 thank you customer for choose Hanna Instrument,Technical support Hanna instrument give good service and support, this picture below project on Makassar, the problem step by step solved and done

HI943500 instalation

HI943500 are panel-mounted conductivity controllers designed for simplicity of use in a wide range of industrial process applications. Four different models are available with different measurement ranges, to satisfy any application requirements.

Automatic temperature compensation ensures fast, accurately compensated readings even during sudden temperature fluctuations

spesification EC range 

HI943500A: 0.0 to 199.9 mS/cm
HI943500B: 0.00 to 19.99 mS/cm
HI943500C: 0 to 1999 µS/cm
HI943500D: 0.0 to 199.9 µS/cm
4-20mA input for PLC and modul software