supply of portable wind speed indicator , portable wind speed indicator(digital anemometer(range00.50 m/sec)with double point alar m controller type sa2 with installation data recording upto 1 year with one year warranty and two year am c after one year warranty (anemometer and sensor should be isolated and sensor to be fixed on top of terr ace of railway stations.sensors fixed with gi pipeof size 1 dia of 1 meter to 10 meter length as per site co ndition same will be provided by rly). installation to be done. specification as per attached annexure. mak e/brand: wired anemometer kpinfratech or similar [ warranty period: 12 months after the date of de livery ] ] , comprehensive amc for 02 years after completion of warranty period of 01 years. [ warrant y period: 1 years, amc period: 2 years, rate of discounting: 10 % ] ]