The Granville-Phillips® 358 Micro-Ion® Vacuum Gauge Controller is designed to obtain the highest performance from Granville-Phillips® Micro-Ion® Gauges. It is capable of measuring from a lower limit in the 10^-10 Torr range to 5x10^-2 Torr. Pressure measurement range can be extended to Atmosphere with the Dual Convectron® Vacuum Gauge Option.

• Compact, reliable, rack-mount controller for optimum Micro-Ion® Gauge performance
• Pressure measurement from 3x10^-10 Torr to 5x10^-2 Torr
• Dual Convectron® Gauge option extends the measurement range to Atmosphere
• RS-232 or RS-485/422 computer interface options
• Process control options with up to six setpoint relays and manual override