The National Instruments SWB-2812 Matrix Module, designated with part numbers 781420-12 and 781421-12, is a specialized add-on module for the SwitchBlock system. To function, the SWB-2812 requires integration with a compatible carrier, such as the PXI-based National Instruments NI-2800. This module is designed in a 16 x 9 matrix topology, allowing for seamless incorporation with various National Instruments Switching Modules to create customized switching configurations. The NI-2800 carrier can accommodate up to six SWB-2812 modules or a mix of different relay cards, enhancing flexibility in large-scale applications.

The SWB-2812 is equipped with high-performance reed relays featuring iridium contacts, providing a quick actuation response and supporting a maximum switching voltage of 150 VDC and a peak switching current of up to 1 ampere. Each crosspoint or channel can handle up to 20 watts of switching power, making this module well-suited for high-density applications that require rapid switching capabilities at increased voltages and currents. Furthermore, the SWB-2812 can drive up to 160 relays simultaneously, ensuring optimal performance in demanding environments. Weighing 8.5 ounces and measuring 4.4 x 0.5 x 6.7 inches, the module also has a power dissipation of 8.8 watts. For further details, user and maintenance manuals are available for download, and pricing inquiries can be directed to a sales representative. This product comes with a 2-3 year warranty, underscoring its reliability and quality in industrial applications.