Filtra Consultants And Engineers offers Battery Operated Digital On-line Conductivity Meter. Filtra Consultants And Engineers supplies a wide range of Multi Port Valves and components required for water treatment Plants. The Battery Operated Digital On-line Conductivity Meter of model number CI 250 / TI 250 and is available in the range up to 200 microseimens or 2000 microseimens. The Digital On-line Conductivity Meter operates on 9volt battery and is suitable for application in Small DM plants and RO plants.