Coimbatore Corporation Providing 79 Nos of Electromagnetic Flow meters with SCADA System for the Clear Water Supply to TWAD Tapping Points for Coimbatore Corporation

Amount

Flowmeters and Related items Flowmeters and Specials: Battery Powered Flowmeter:Design, supply, installation, testing and commissioning of Battery powered Electromagnetic Flow Meter shall be a velocity sensing Electromagnetic type, microprocessor based signal converter, sealed housing, flanged tube meter for 1.0 Mpa working pressure, manufactured to highest standard available for mag-meters, equipped with minimum six digit digital totalizers, reading in different units (Kiloliters / Cubic meter) and shall be accurate within 0.5% of Measured value, shall operate within a range of 0.3 m/sec to 4 m/sec and be constructed as follows: Meter tube (Sensor) shall be fabricated from stainless steel tube and use class PN10 flat face carbon steel flanges in accordance with IS 1538. These flanges shall be welded to the flow tube.

The internal and external of the meter tube shall be blasted to near white and lined with hard rubber/ Polyurethrene/ PTFE preferably by SBR or EPDM. Meter tube shall have a constant nominal inside diameter offering no obstruction to the flow. The accuracy should be inclusive of linearity, hysteresis, repeatability, temperature and pressure effects. Coil Housing shall be fabricated from stainless steel (SS304)/ Die cast Aluminium/ Carbon steel with anticorriosive paint for corrosion resistance and welded to the tube providing a completely sealed environment for all coils, electrode connections and wiring harness capable of submerged or buried operation with IP68 Protection.

Signal Converter shall be pulsed DC coil excitation type with auto zeroing. The signal converter shall be remotely mounted away from the meter. The converter shall indicate direction of flow and provide a flow rate indication and a total of flow volume for both forward and reverse directions. The converter shall provide an isolated 4-20 mA output into minimum 500-ohm load and a frequency output of a maximum of 0-10 KHZ and a scaled pulse output. The microprocessor based signal converter shall have a self-diagnostic test mode and a backlit display that continuously displays “Rate of Flow” and “Total Volume”.

Converter shall be supplied with a programmable low flow drop out, higher flow and empty pipe zero return. The signal converter housing should be die-cast aluminum with glass window. The converter cum transmitter should be fully programmable from the front facia. The programming should be user friendly, self-prompting menu driven. Flow meter test calibration certificate from FCRI, flow test lab / NABL accredited lab to be furnished., Flow meter will send flow data through GPRS Network. Supply, delivery of GI Pipes & Specials As Per IS 1239/PART-I & II including unloading, transportation,stacking charges, lowering and Jointing of GI Pipes & Specials)

15mm dia Flowmeter & Specials

20mm dia Flowmeter & Specials

32mm dia Flowmeter & Specials

50mm dia Flowmeter & Specials

80mm dia Flowmeter & Specials

Battery Powered Flowmeter : Design, supply, installation, testing and commissioning of Battery powered Electromagnetic Flow Meter shall be a velocity sensing Electromagnetic type, microprocessor based signal converter, sealed housing, flanged tube meter for 1.0 Mpa working pressure, manufactured to highest standard available for mag-meters, equipped with minimum six digit digital totalizers, reading in different units (Kiloliters / Cubic meter) and shall be accurate within 0.5% of Measured value, shall operate within a range of 0.3 m/sec to 4 m/sec and be constructed as follows: Meter tube (Sensor) shall be fabricated from stainless steel tube and use class PN10 flat face carbon steel flanges in accordance with IS 1538.

These flanges shall be welded to the flow tube. The internal and external of the meter tube shall be blasted to near white and lined with hard rubber/ Polyurethrene/ PTFE preferably by SBR or EPDM. Meter tube shall have a constant nominal inside diameter offering no obstruction to the flow. The accuracy should be inclusive of linearity, hysteresis, repeatability, temperature and pressure effects. Coil Housing shall be fabricated from stainless steel (SS304)/ Die cast Aluminium/ Carbon steel with anticorriosive paint for corrosion resistance and welded to the tube providing a completely sealed environment for all coils, electrode connections and wiring harness capable of submerged or buried operation with IP68 Protection.

Signal Converter shall be pulsed DC coil excitation type with auto zeroing. The signal converter shall be remotely mounted away from the meter. The converter shall indicate direction of flow and provide a flow rate indication and a total of flow volume for both forward and reverse directions. The converter shall provide an isolated 4-20 mA output into minimum 500-ohm load and a frequency output of a maximum of 0-10 KHZ and a scaled pulse output.

The microprocessor based signal converter shall have a self-diagnostic test mode and a backlit display that continuously displays “Rate of Flow” and “Total Volume”. Converter shall be supplied with a programmable low flow drop out, higher flow and empty pipe zero return. The signal converter housing should be die-cast aluminum with glass window. The converter cum transmitter should be fully programmable from the front facia. The programming should be user friendly, self-prompting menu driven. Flow meter test calibration certificate from FCRI, flow test lab / NABL accredited lab to be furnished., Flow meter will send flow data through GPRS Network. Supply, delivery of Ductile Iron Pipes & Specials As Per IS 9523/2000 & IS 8329/2000 including unloading, transportation,stacking charges, lowering and Jointing of DI Pipes & Specials)

100mm dia Flowmeter & Specials

125mm dia Flowmeter & Specials

150mm dia Flowmeter & Specials

200mm dia Flowmeter & Specials

250mm dia Flowmeter & Specials

400mm dia Flowmeter & Specials

450mm dia Flowmeter & Specials

500mm dia Flowmeter & Specials

600mm dia Flowmeter & Specials

Battery Powered Flowmeter: Design, supply, installation, testing and commissioning of Battery powered Electromagnetic Flow Meter shall be a velocity sensing Electromagnetic type, microprocessor based signal converter, sealed housing, flanged tube meter for 1.0 Mpa working pressure, manufactured to highest standard available for mag-meters, equipped with minimum six digit digital totalizers, reading in different units (Kiloliters / Cubic meter) and shall be accurate within 0.5% of Measured value, shall operate within a range of 0.3 m/sec to 4 m/sec and be constructed as follows: Meter tube (Sensor) shall be fabricated from stainless steel tube and use class PN10 flat face carbon steel flanges in accordance with IS 1538.

These flanges shall be welded to the flow tube. The internal and external of the meter tube shall be blasted to near white and lined with hard rubber/ Polyurethrene/ PTFE preferably by SBR or EPDM. Meter tube shall have a constant nominal inside diameter offering no obstruction to the flow. The accuracy should be inclusive of linearity, hysteresis, repeatability, temperature and pressure effects. Coil Housing shall be fabricated from stainless steel (SS304)/ Die cast Aluminium/ Carbon steel with anticorriosive paint for corrosion resistance and welded to the tube providing a completely sealed environment for all coils, electrode connections and wiring harness capable of submerged or buried operation with IP68 Protection.

Signal Converter shall be pulsed DC coil excitation type with auto zeroing. The signal converter shall be remotely mounted away from the meter. The converter shall indicate direction of flow and provide a flow rate indication and a total of flow volume for both forward and reverse directions. The converter shall provide an isolated 4-20 mA output into minimum 500-ohm load and a frequency output of a maximum of 0-10 KHZ and a scaled pulse output.

The microprocessor based signal converter shall have a self-diagnostic test mode and a backlit display that continuously displays “Rate of Flow” and “Total Volume”. Converter shall be supplied with a programmable low flow drop out, higher flow and empty pipe zero return. The signal converter housing should be die-cast aluminum with glass window. The converter cum transmitter should be fully programmable from the front facia. The programming should be user friendly, self-prompting menu driven. Flow meter test calibration certificate from FCRI, flow test lab / NABL accredited lab to be furnished., Flow meter will send flow data through GPRS Network. Supply, delivery of MS Pipes & Specials As Per IS 1916 including unloading, transportation,stacking charges, lowering and Jointing of MS Pipes & Specials)

700mm dia Flowmeter & Specials

Design, supply, installation, testing and commissioning of Insertion Type Electromagnetic Flow Meter shall be a velocity sensing Electromagnetic type, microprocessor based signal converter, sealed housing, flanged tube meter for 1.0 Mpa working pressure, manufactured to highest standard available for mag-meters, equipped with minimum six digit digital totalizers, reading in different units (Kiloliters / Cubic meter) and shall be accurate within 0.5% of Measured value, shall operate within a range of 0.3 m/sec to 4 m/sec and be constructed as follows: Meter tube (Sensor) shall be fabricated from stainless steel tube and use class PN10 flat face carbon steel flanges in accordance with IS 1538. These flanges shall be welded to the flow tube. The internal and external of the meter tube shall be blasted to near white and lined with hard rubber/ Polyurethrene/ PTFE preferably by SBR or EPDM.

Meter tube shall have a constant nominal inside diameter offering no obstruction to the flow. The accuracy should be inclusive of linearity, hysteresis, repeatability, temperature and pressure effects. Coil Housing shall be fabricated from stainless steel (SS304) / Die cast Aluminium/ Carbon steel with anticorriosive paint for corrosion resistance and welded to the tube providing a completely sealed environment for all coils, electrode connections and wiring harness capable of submerged or buried operation with IP68 Protection. Signal Converter shall be pulsed DC coil excitation type with auto zeroing. The signal converter shall be remotely mounted away from the meter.

The converter shall indicate direction of flow and provide a flow rate indication and a total of flow volume for both forward and reverse directions. The converter shall provide an isolated 4-20 mA output into minimum 500-ohm load and a frequency output of a maximum of 0-10 KHZ and a scaled pulse output. The microprocessor based signal converter shall have a self-diagnostic test mode and a backlit display that continuously displays “Rate of Flow” and “Total Volume”. Converter shall be supplied with a programmable low flow drop out, higher flow and empty pipe zero return

The signal converter housing should be die-cast aluminum with glass window. The converter cum transmitter should be fully programmable from the front facia. The programming should be user friendly, self-prompting menu driven. Flow meter test calibration certificate from FCRI, flow test lab / NABL accredited lab to be furnished., Flow meter will send flow data through GPRS Network.

1000mm dia Flowmeter

GPRS Data Logger: Supply and installation of data logger with capability to connect flow pulse signals, calculate volume, store data and transfer data to remote servers via GPRS /SMS communication. Ingress protection rating of IP68 with minimum battery life of 5 years when data is transmitted once in a day.

UPS Single phase (2 hours backup) - 2 KVA Capacity

Instrumentation Twin CI Earthing: Earthpit with Copper plate as per ISO3043:1987 and Latest Amendments - Upto 25 HP installation

VALVE CHAMBER FOR FLOW METER: Valve Chamber :Construction of masonry valve pit as per Type design for Sluice valve valve, scour valve,air valve including fixing the valves including earthwork excavation for foundation, P.C.C.1:4:8 using 40mm HBG metal for levelling course,brick workin CM 1:5 for side wall,plastering with CM 1:3,12mm thick,RCC 1:11/2:3 using 20mm HBG stone jelly for cover slab, providing cut stone inCM 1:3 including supply, fabricating and placingof RTS grills for the following valves includingcharges for precasting and fixing surface box,valves and specials in position ,refilling the sidesof the pit etc. complete. and as directed by Corporation Engineers.

1.1 m x 1.1 m x 1.1 m - upto 100 mm Main

1.2 m x 1.2 m x 1.3 m - upto 250 mm Main

1.5 m x 1.5 m x 1.6 m - upto 500 mm Main

1.7 m x 1.7 m x 1.7 m - upto 1000 mm Main

SCADA SYSTEM

Design, supply, installation, testing and commissioning of SCADA System with all associated softwares. SCADA system will provide graphical representation of field information in process mimics, real time & historical data, trends, faceplate displays, alarms & events. SCADA software shall be easy-to-use, with an object-oriented graphics development environment and shall have an open architecture, supported on the latest Microsoft Windows Server and Client operating systems.

SCADA Server : Rack mounted industrial grade server with latest configuration (Intel Pentium III Xeon series, 64 bit, Quad Core, 1 TB HDD, 16 GB RAM, 3.16 Ghz) with rack mount LED console

Operator Station: Industrial Desktop computer with minimum configuration of 500 GB HDD, 4 GB RAM, 2.1 Ghz, 2 Gb graphics card with 21" monitor (1920 x 1080 - resolution)

Ethernet Switch : 10/100/1000 MBPS (24 Port)

UPS for SCADA system: Online UPS for 4 hours backup along with batteries

Network Security Firewall: Domain Controller & Firewall with anti virus / Malware security, 10 web client users access to SCADA web server, VPN tunnel over IPSec for minimum 100 sites

Add : GST @ 12% (From Sl. No. 1 to Sl.No. 6.06)

Operation and Maintenance

First Year

Second Year

Third Year

Fourth Year

Fifth Year