The National Instruments BNC-2090A is a versatile rack-mount connector accessory designed to enhance connectivity for analog systems. Compatible with E Series and M Series data acquisition (DAQ) devices, the BNC-2090A features a robust configuration that includes 16 BNC analog input connectors, two BNC analog output connectors, and two customizable BNC connectors. It also incorporates one APFI and one PFI connector, along with a spring terminal block for PFI and digital I/O connections, providing a total of eight digital I/Os. To facilitate comprehensive interfacing, the BNC-2090A is equipped with two 68-pin I/O connectors, making it an ideal solution for the construction of complex monitoring and control systems that require multiple interfaces. Notably, the accessory supports differential measurements and ensures direct connectivity between a PC-based DAQ card and various National Instruments hardware. Weighing 2 lbs and measuring 1.73 x 19 x 3.82 inches, the BNC-2090A is accompanied by a three-year warranty, with user and maintenance manuals available for download. For pricing information, please contact a sales representative.