16-Bit, 32-Channel, Static PXI Analog Output Module—The PXI‑6704 is a static analog output device. You can use the PXI‑6704 to create software-timed voltage and current output applications. You can independently set the output voltage range on each channel. The PXI‑6704 also includes eight 5 V TTL/CMOS digital I/O lines.