This accessory is a helium calibrated test leak with the isolation valve. The leak rate is between 1 and 3 · 10-7 mbar l/s.
A&J Vacuum Repairs / Rebuilds and Services Edwards Vacuum Pumps, including Scroll Dry Vacuum Pumps, Turbomolecular Pumps, and Diaphragm Pumps. Please contact us for information on service program or click here http://www.ajvs.com/service.php to go to our Service page. We also offer Emergency service upon request. For more information Please contact A&J Vacuum Services at 973-249-0854.