2 calibration with an internal cool-check, Calibration with an internal cool-check, See "6.4.6.2 calibration – INFICON HLD6000 Refrigerant Leak Detector User Manual
2 calibration with an internal cool-check, Calibration with an internal cool-check, See "6.4.6.2 calibration | INFICON HLD6000 Refrigerant Leak Detector User Manual | Page 44 / 76