Is There an Input Filter on the Digitizer Modules?
The WE7275 2-CH, 1 MS/s isolated digitizer module comes with an up-to-40 kHz anti-aliasing filter. Also, each digitizer module (WE7275/WE7271/WE7272/WE7251/WE7245) includes a low-pass filter. The cut-off frequency varies depending on the module.