Supply Of Air Dryer Test Bench As Per Attached Technical Specification In Annexure & Schematic Diagram No. I, Vide Rdso Technical Circular No. Rdso/2011/el/tc/0108 Rev-0, Dated 07/03/2011. Plc Based Model With Data Acquisition, Dedicated Software, Digital Display & Printing Facility. Warranty As Per Irs Condition..