This is a Inficon Pirani Standard Gauge PSG550. The Inficon Pirani Standard Gauge (PSG55x) employs the most advanced digital Pirani technology available. The rugged sensor design combined with the compact size and the variety of features qualifies as the right product for measurement from low to the high vacuum range. This Gauge has a D Sub 9 pin Connector and a 0.61 to 10.23V Measurement Range. No Setpoints, No digital interface. This Gauge has a Pressure Measurement Range of 5x10^-5 to 1000 mbar (3.8x10^-5 to 750 Torr)

This PSG550 Pirani Standard gauge can work with virtually any vacuum pump or vacuum pump system with the proper Inficon signal cable. This gauge has a D-Sub, 9-pin connector.

For complete specifications of the Standard PSG550 gauge see the brochure .pdf, and for complete operation instructions see the instruction manual .pdf, both at the Downloads section.