Hello Friends,
i am interfacing temp. sensor lm35cz with ni cdaq 9172. i am giving 5vdc to input of temp sensor.when i am measuring output by multimeter it is showing 280mv.it means temp is 28 c .i am giving this output to 9201 voltage card.this sensor has sensitivity of 10mv/c.in labview in daq assistant i am using scale of 100 and sampling rate of 100. but my output is showing large variation betwen 22 to 35 c.please anyone tell me how can i stop this large variation.
thanks