Calibration checks can be carried out simply by temporarily shutting off line pressure, selecting the digital indicator or test gauge required and connecting the instrument via the flexible hose and swivel adaptor to the pressure measuring instrument to be checked. The range of adaptors enables connection to most gauge threads. TP1- 40 can be used as a portable Pressure Comparator in conjunction with various pressure indicating devices. This precision unit includes an adjustable over pressure protection system as standard.
