2271A Automated Pressure Calibrator, maximum pressure 3000 psi, includes electrical measurement module, adaptor set, and test leads. Dual test ports with P3000 fitting type allow for easy, tool-free connection of devices with NPT, BSP, or metric fittings, ideal for users of P3000 Deadweight Testers or P5510 Pressur Comparators. Pressure measurement modules sold separately.