Description
MKS HPS 421 Cold Cathode Ionization Gauge Micro Controller Vacuum Sensor UHV. MKS HPS 421 Cold Cathode Ionization Gauge Micro Controller Vacuum Sensor Used see photos Tested powers on see photos. No transducer included, just controller/readout pictured. Kk MKS HPS 421 Cold Cathode Ionization Gauge Micro Controller Vacuum Sensor Used see photos Tested powers on see photos. No transducer included, just controller/readout pictured. Kk