Reading a number of voltage samples with Fluke 8845A
According to the Programming manual of the Fluke 8845A (which I would suggest you read before you expect people to do things for you), you can do the following to optimize for speed (You should be able to modify this to achieve your required sampling setup (Hint: You can run more triggers and only one sample pr trigger)):



In addition to that, see the command table on pp.28-37, and specifically the following table:



According to the User manual of Fluke 8845A (as WhatRoughBeast stated), these are the measurement rates:

Where do you get 995 S/s from?