tender for high availability single section digital axle counters with dual sensor system as perrdso/spn/177/2012 version 3or latest this includes, the supply high frequency web mounting type tx coil/rxcoil, vr/tr box duly wired vital relays, pr relays, clamp with deflector plates & hardware, dual display reset boxwith auto resetting facility, surge voltage protection device and filter card to be mounted on dn rail etc as per oemfor complete installation & testing & commissioning of (hassdac)system note : one set of hassdacsystem will include equipment required to monitor one up line or dn line of a full block section between twostations.