Counter input impedance of PCI6014

[yulnidaq]

I am wondering if some one happens to know the input impedance of counter 0 on PCI 6014. I check the data sheet, but it seems that impedance of PFI8/counter0 source is not reported. Do I have to look for it somewhere else? Thanks for any suggestions!

[NI-Bongo]

This is a duplicate post.  Please reply to the original post here:

http://forums.ni.com/ni/board/message?board.id=250&message.id=39887#M39887