Druck - Negative Gauge Pressure Generator (P/N: IO-NEG-G-GEN-1)
Generates small -ve gauge pressure (Venturi effect) to enable control at zero gauge without the need for a vacuum pump

Druck - Negative Gauge Pressure Generator (P/N: IO-NEG-G-GEN-1)
Generates small -ve gauge pressure (Venturi effect) to enable control at zero gauge without the need for a vacuum pump