supply of supply and installation of portable wind speed indicator(digital anemoemter) with amc.supply and installation of portable wind speed indicator(digital anemoemter) with amc.,supply and installation of portable wind speed indicator(digital anemoemter (range 00-50m/sec) with double point alarm controller type sa2 with installation data recording upto 1 year,with one year warranty and two year amc after one year warranty (anem ometer and sensor should be isolated and sensor to be fixed on top of terrace of railway stations sensors fitted with gi pipe of size 1 di a of 1 meter to 10 meter length as per site condition same will be provided by rly) installation to be done at one each at, ahmedabad, ga ndhidham, dhangadrha, bhuj, katosan road, mehsana & bhildi of ahmedabad division. specification as per attached annexure. [ warra nty period: 12 months after the date of delivery ] , annual maintenance contract for stm machines. the amc period is valid for 2 years after expiry of warranty period. every 3 month quartey visit one each at, ahmedabad, gandhidham, dhangadrha, bhuj, katosan road, mehsana & bhildi of ahmedabad divisi on [ warranty period: 1 months after the date of delivery ]