Solution
NI PXI/PXIe-2532B (NI 2532B) is designed as a replacement for PXI/PXIe-2532 (NI 2532). The cables currently used in an existing NI 2532 system with the TB-264x can be swapped directly to plug into a system with the NI 2532B and a TB-264x.
Refer to the following images to see how current configurations cable connections can be directly swapped from the NI 2532 to the NI 2532B.NI 2532 Terminal Block Configuration
![](http://digital.ni.com/public.nsf/$CXIV/ATTACH-AEEE-8UYSJC/$FILE/OLD.png)
NI 2532B Terminal Block Configuration
The following tables show the corresponding connection between TB-2640 and TB-2640B.
Terminal Block Module | Column Connection Header 1 | Column Connection Header 2 | Column Connection Header 3 | Column Connection Header 4 |
NI TB-2640 | UCCB-J3 | LCCB-J3 | UCCB-J2 | UCCB-J3 |
NI TB-2640B | J2 | J3 | J12 | J13 |
Terminal Block Module | Row Connection Header 1 | Row Connection Header 2 |
NI TB-2640 | J3 | J4 |
NI TB-2640B | J4 | J5 |