Pneumatic  Version (Range: -0.9 to 20 Bar)                                                                                 Portable Automatic Pressure Calibrator (APC150) Lab Case Automatic Pressure Calibrator (APC300) Hydraulic  Version (Range: 0 to 700 Bar) Automatic Hydraulic Calibrator (AHC Series) Hydraulic Pressure Comparator (HPC Series) TIS Digital Pressure Test Gauge Digital Pressure Test Gauge