Solution
The 600V terminal block includes an attenuator that affects overall accuracy. You can find the AI absolute accuracy for the PXIe-4310 + TB-4310 in this document.
For the PXIe-4310 + TB-4310 10 V, since the 10V terminal block is simply a pass-through that provides module connectivity, the specifications are those of the PXIe-4310. You can refer to the AI absolute accuracy in the PXIe-4310 specifications.