??? what's the Digital Conductivity Meter ? 1)Extremely quickly and precision digital conductivity sensor 2)The conductivity sensor directly with RS485 Modbus, the calibration data can be stored in sensor, user can directly use it at site, no re-calibration. 3) It's suitable for harsh application and free-maintenance, save cost. 4) the conductivity sensor is for 0.01,0.1,1.0 and 10.0 5)The Digital Conductivity Meter can show conductivity, TDS, Salinity, Resistivity and temperature. 6)Conductivity transmitter also provides provide two ways of 4-20mA output, RS485 Modbus, 3 relays 7)DDG-2080S Conductivity controller With data recording function, user easy to check history data and history curve. #salinitymeter #conductivitymeter #onlineconductivitymeter Website: https://www.boquinstrument.com/ Whatsapp：86-15000087545 E-MAIL：[email protected]