Description

Pfeiffer Vacuum QualyTest HLT260 Helium Leak Detector in very good condition, located in San Mateo, California. Unit starts up quickly, has been calibrated, and works great. Display is clear and responsive, and the system reaches the ready screen without issue. Photos show the unit powered on, startup sequence, calibration screens, and calibration results. Configured for He4 gas leak detection in vacuum mode. Includes the main HLT260 unit, detachable control/display panel, hand probe / sniffing probe, mounted probe holder, and attached tubing/cables as shown. Calibration screens shown indicate internal calibrated leak results, including Twin-Flow High, Twin-Flow Low, and Counter Flow values. Configuration Details Manufacturer: Pfeiffer Vacuum Model: QualyTest HLT260 Part / Configuration No.: BGZ 08001 Serial No.: 4000748061 Vintage / Year: 2000 Power: 120V, 60Hz, 400VA Country of Manufacture: Germany Detection Gas: He4 (Helium) Mode: Vacuum Calibration: Internal calibrated leak Sold as pictured with accessories shown. This is a solid older Pfeiffer helium leak detector platform well suited for vacuum, lab, research, semiconductor, and industrial applications. It is specialized equipment rather than a collectible item, with value mainly in practical use.

Configuration

Manufacturer: Pfeiffer Vacuum Model: QualyTest HLT260 Part / Config No.: BGZ 08001 Type: Helium leak detector Leak Detection Gas: He4 (Helium) Operating Mode Shown: Vacuum mode Calibration Type Shown: Internal calibrated leak Power Requirement: 120V, 60Hz, 400VA Country of Manufacture: Germany Marked Date on Unit Label: 2000/05 Patent Marking: US Patent 4,472,962 Serial Number: 4000748061 Visible Installed / Included Configuration Main Pfeiffer QualyTest HLT260 base unit Detachable control/display panel with coiled cable Hand probe / sniffing probe setup Probe holder / stand mounted on unit Connected tubing and cable bundle as shown Vacuum port / flange connection on top Rear I/O and power connections Screen / Setup Details Visible Mass set to He4 gas Filter set to none Alarm shown as bargraph One screen shows successful calibration results: Twin-Flow High CF 2.8 Twin-Flow Low CF 3.1 Counter Flow CF 2.7