Public Health Engineering Organisation Tender

Supply, install and commission Electromagnetic Flow Meter (EMF) As Per ISO 4064, for Raw/Pure water with accuracy +/- 0.5% of measured value & protection as per given specifications for size 100 mm1000mm including sensor, transm itter surge arrestor, cable GI duct if suitable size for 25 mtrs built in GSM/GPRS ( with Simcard and its charges,valid for 36 months) including the pipe cutting, leveling and installation of flow meter in the pipelines with necessary tool tackles, cranes including 36 months guarantee etc complete, as may be required at site & based on technical specifications. 1) The sensor should be as per IP-68 protection & with flanges of PN 10 rating from CS-1 No. 2) The sensor coil housing shall be IP-68.This protected against external magnetic field. 3) The transmitter shall have one current 4 m A-20 mA output. 4) The current output shall be galvanically / optically isolated. transients without damage. It shall be fitted with switched mode power supply capability 85- 260 V & 45-65 Hz to cope up with power transient without damage

5) Signal & power cables shall be of 50 Mtrs length/each. 6) Conduit pipe ( PVC Plumbing schedule 4 ) 25 mm diameter with suitable rating of cable with digging, laying & concealed the duct - 25 mtrs/each 7) UPS working on 230 V AC, 50 Hz power supply suitable for 12 hrs continuous operation-1 No. 8) Data storage capacity with built in or separate for date time, actual flow rate, totaliser & error messages if any with storage capacity of 120 days -1 No. 9) Proper earthing shall be provided for protection against high voltage surge. 10) Suitable over voltage protection unit for protection of instrument from higher voltage (upto 275 V-300 V AC)

400 mm Nominal Diameter Flowmeter