DNIT for annual maintenance sewerage scheme Rewari Town, providing, fixing, testing of ultra sonic open flow meter data connectivity to HSPCB CPCB website for 2 years OandM at 8 MLD Nasiya Ji Road, Rewari and all other works contingent thereto

Amount

Supply of Ultrasonic open channel Flow meter Siemens ,ABB , H&L make Technical Specifications HART® version Nominal 24 V DC with max. 550 Ω loop resistance Maximum 30 V DC 4 to 20 mA Measurement range 6 m (20 ft) model: 0.25 to 6 m (10" to 20 ft) Programming Patented infrared handheld programmer (not included) SIMATIC® PDM Enclosure PBT (polybutylene terephthalate) body Type 4X/NEMA 4X, Type 6/NEMA 6/IP67/IP68 enclosure Cable inlet: 2 x M20x1.5 cable gland or 2 x 1⁄2" NPT thread Process connection Required Threaded connection: 2” NPT, BSP or G/PF Required Flange connection: 3” (80 mm) universal flange Accuracy: ± the greater of 0.15% of range or 6 mm (0.24") Repeatability: ≤ 3 mm (0.12’) Frequency: 54 kHz Update time: HART version ≤ 5 seconds at 4 mA Display: Built-in alpha-numeric display – visible through transparent lid Communication: HART Outputs: HART version: 4 to 20 mA range, ± 0.02 mA accuracy Sensor: Transducer options: ETFE (ethylene tetrafl uouroethylene) or PVDF (Poly-vinylidene Fluoride)Ambient temperature -40 to 80 °C (-40 to 176 °F) Process temperature -40 to 85 °C (-40 to 185 °F)

Installation and commissioning of ultrasonic Flow meter complete in all respect all other works contingent thereto

Data Connectivity to HSPCB/CPCB for Open channel Flow meter Siemens, ABB, H&L make at 8 MLD Nasia JI road Rewari.

Operation and maintenance of Flow Meter for a period of 2 years after 3 months trial run period including 1 year defect liability period, operation and maintenance during defect liability period

1st year operation and maintenance after defect liability period