sen0211 current sensor problem

Hi i recently bought the current sensor sen0211 for my energy monitor in rpi,since pi doesnt have analog inputs i bought the mcp3008 then i connected the current sensor to the main and the analog input to the mcp3008 which is analog to digital converter, the code is working fine but the output of the sensor is not working, or the sensor is not working

Pls suggest for a solution i deeply appriciate it