Description
The Part Number 153639C-12L identifies a product within the PXI Switches category, specifically the model TB-2644B. This product is described as the NI TB-2644B with 0 Ohm Protection, designed to ensure high performance and reliability in various configurations. It is compatible with PXIe/PXI-2532B terminal blocks, showcasing its versatility and adaptability in different system setups.
One of the key features of the TB-2644B is its configuration options. Users can choose between a 1-wire, dual 8 x 32, or a 2-wire, 8 x 32 matrix, providing flexibility for different connectivity needs. The connection to the system is made through ribbon cable headers, ensuring easy installation and maintenance.
An optional protection feature is available for this model, offering protection against capacitive loads without the need for resistors. For users requiring additional safety, part numbers for models with 100 Ohm protection resistors (782385-10) and without resistors (782385-09) are provided, highlighting the product’s adaptability to various operational requirements.
The TB-2644B includes 2 row headers and 2 column headers, facilitating convenient and efficient connections. Moreover, it boasts additional features such as a screw-enforced strain-relief bar and a removable top cover, enhancing its durability and ease of use. These features underscore the device’s commitment to providing robust, user-friendly solutions for PXI Switch applications.
| Feature | Description |
|---|---|
| Part Number | 153639C-12L |
| Category | PXI Switches |
| Model | TB-2644B |
| Short Description | NI TB-2644B W/ 0 Ohm Protection |
| Terminal Block Compatibility | PXIe/PXI-2532B |
| Configuration Options | 1-wire, dual 8 x 32 or 2-wire, 8 x 32 matrix |
| Connection Type | Ribbon cable headers |
| Optional Protection Feature | Protection against capacitive loads without resistors; Part Number without resistors: 782385-09, with 100 Ohm protection resistors: 782385-10 |
| Headers | 2 row headers and 2 column headers |
| Additional Features | Screw-enforced strain-relief bar, Removable top cover |
Question 1: What is the part number for the NI TB-2644B?
Answer 1: 153639C-12L
Question 2: Which terminal blocks is the TB-2644B compatible with?
Answer 2: PXIe/PXI-2532B
Question 3: What protection feature does the TB-2644B offer?
Answer 3: 0 Ohm protection without resistors
Question 4: What are the configuration options for the TB-2644B?
Answer 4: 1-wire dual 8×32 or 2-wire 8×32 matrix
Question 5: What additional features does the TB-2644B have?
Answer 5: Screw-enforced strain-relief bar, removable top cover



