Blackstone BL983314-1 resistance mini-controller, 0.00 to 19.90 MΩ / cm, 115/230 V Water treatment, heating and air conditioning systems, cooling towers, surface technology, light industrial processes
Blackstone BL983315-1 TDS (total dissolved solids) mini controller, 0.0 to 199.9 mg / L, 115/230V. Water treatment, heating and air conditioning systems, cooling towers, surface technology, light industrial processes
Blackstone BL983317-1 Mini Conductivity Controller by 10.00 mS / cm, 115/230V. Dosing Relay - closes the contact when measured value
Blackstone BL983318-1 TDS (total dissolved solids) mini controller, 0:00 to 10:00 g / L, 115/230 V Water treatment, heating and air conditioning systems, cooling towers, surface technology, light industrial processes
Blackstone BL983319-1 TDS (total dissolved solids) mini controller, 0 to 1999 mg / L, 115/230V. Water treatment, heating and air conditioning systems, cooling towers, surface technology, light industrial processes
Blackstone BL983320-1 Mini Conductivity Controller, 0 to 199.9 uS / cm, 115/230 V Water treatment, heating and air conditioning systems, cooling towers, surface technology, Simple industrial processes
Process controllers
BL983321-1 TDS Mini Controller 0.00 to 19.99 mg/L (ppm) – 230V
Blackstone BL983321-1 TDS (total dissolved solids) mini controller, 0.00 to 19.99 mg / L, 115/230V. Water treatment, heating and air conditioning systems, cooling towers, surface technology, light industrial processes
Blackstone BL983322-1 Mini Conductivity Controller, 0 to 19.99 uS / cm, 115/230 V Water treatment, heating and air conditioning systems, cooling towers, surface technology, Simple industrial processes
Blackstone BL983324-1 TDS (total dissolved solids) mini controller, 0.0 to 49.9 mg / L, 115/230V. Water treatment, heating and air conditioning systems, cooling towers, surface technology, light industrial processes
Blackstone BL983327-1 Mini Conductivity Controller by 10.00 mS / cm, 115/230V. Dosing Relay - closes the contact when measured value> limit.
Blackstone BL983329-1 TDS (total dissolved solids) mini controller, 0 to 999 mg / L, 115/230V. Water treatment, heating and air conditioning systems, cooling towers, surface technology, light industrial processes
HI3815 CTK Chloride
BL931700-1 pH Mini Controller - 4 - 20mA output - 220V
HI145-00 Thermometer (°C) with T-shaped (125mm)
BL983317-1 EC Mini Controller upto 10.00 mS/cm, 230V
HI7662 Temperature Probe
HI705 Checker HC ® - Silica, LR
HI761 Checker HC ® - Total Chlorine, ULR
HI96770-01 Silica HR - Reagents - 100 Tests
HI9829 Multiparameter pH/ISE/EC/DO/Turbidity Waterproof Meter with GPS option
สารละลายมาตรฐานความขุ่น 20 NTU
Multiparameter Benchtop Photometer and pH meter
BL983320-1 EC Mini Controller 0 to 199.9 µS/cm, 230V 






