Description
The Part Number 781131-03 refers to a specific product designed for PXI Switches applications, known by its model name, TB-2650. This item is a specialized Terminal Block for the NI 2531, tailored for a 1-Wire 8×64 Matrix Topology, and it does not include column protection resistors. It is specifically compatible with the NI-2531 Switch Module, which is available in both PXI and PXIe versions.
Manufactured by National Instruments, this terminal block is an ideal component for creating high-density, cost-effective switching systems. It is particularly recommended for systems where shielded accessories are preferred to ensure reliable and accurate performance. The TB-2650 is designed to facilitate complex configurations within automated test equipment, enhancing its versatility and utility in a wide range of testing environments.
| Specification | Detail |
|---|---|
| Part Number | 781131-03 |
| Category | PXI Switches |
| Model | TB-2650 |
| Description | NI TB-2650 Terminal Block for NI 2531 as 1-Wire 8×64 Matrix Topology Without Column Protection Resistors |
| Compatible Module | NI-2531 Switch Module (PXI and PXIe versions) |
| Topology | 1-Wire 8×64 Matrix |
| Manufacturer | National Instruments |
| Recommended Use | High-density, cost-effective switching systems; Systems where shielded accessories are recommended |
Question 1: What is the part number for the TB-2650?
Answer 1: 781131-03
Question 2: What is the topology of the TB-2650?
Answer 2: 1-Wire 8×64 Matrix
Question 3: Is the TB-2650 compatible with NI 2531?
Answer 3: Yes, specifically designed for it.
Question 4: Does the TB-2650 include column protection resistors?
Answer 4: No, it does not include them.
Question 5: What makes the TB-2650 ideal for high-density systems?
Answer 5: It’s tailored for high-density, cost-effective switching.


