Using PCMCIA6024E ,how to measure data in mv accurately

[Data acquisition 136]

Dear sir!
I am using your product PCMCIA 6024E & Measure 1.2
I want to acquire data that is in mv( 10 mv to 50 mv)
How evever when there is no signal at the input of this card, i am getting the nosise in the order of 200mv to 300 mv.
I ma using the input configuratin "differential"
Please guide me that How can i get rid of this noise and can measure accurate data in the order of mv using available system.
I am waiting your response anxiously.
Thanks

[RamziH]

Hi,

Check the following knowledge base. The card is a 12-bit resolution card -- check page A-1 of the manual to see which range you need to set the card to -- for your application, you might need to set the gain to 100.

Regards,
RamziH.