Hydraulic tuning system; hydraulic tuning apparatus; system for remote hydraulic tuning; apparatus for remote hydraulic tuning; hydraulic pressure monitoring system; hydraulic pressure control system; hydraulic control system; hydraulic pressure monitoring apparatus; hydraulic pressure control apparatus; hydraulic control apparatus; control system for sending and receiving data to and from devices and apparatus including flow meters, valve actuators, pressure monitors; system for displaying hydraulic pressure information; system for monitoring (including remote monitoring) of hydraulic flow, pressure and oil temperature; system for adjustment (including remote adjustment) of flow meters and valves; system for control (including remote control) of hydraulic pressure circuits; system for controlling valve actuators; system for the automatic tuning of hydraulic equipment, hydraulic circuits and hydraulic pumps; system for the remote tuning of hydraulic equipment, hydraulic circuits and hydraulic pumps; apparatus for sending and receiving data to and from devices and apparatus including flow meters, valve actuators, pressure monitors; apparatus for displaying hydraulic pressure information; apparatus for monitoring (including remote monitoring) of hydraulic flow, pressure and oil temperature; apparatus for adjustment (including remote adjustment) of flow meters and valves; apparatus for control (including remote control) of hydraulic pressure circuits; apparatus for controlling valve actuators; apparatus for the automatic tuning of hydraulic equipment, hydraulic circuits and hydraulic pumps; apparatus for the remote tuning of hydraulic equipment, hydraulic circuits and hydraulic pumps; electrical circuits for hydraulic control; actuators (electric switches); electric actuators; electrical actuators; electrically operated valve actuators; flow meters; fluid flow meters; gas flow meters; transducers; pressure transducers; transducer apparatus; remote controls for automatically operating valves; open and closed-loop control apparatus; open and closed-loop switching apparatus; installations for the remote control of industrial operations; computer software; computer software in the field of hydraulics; computer software in the field of hydraulic tuning, including by remote means; computer hardware in the field of hydraulics; computer hardware in the field of hydraulic tuning, including by remote means; computer software applications (downloadable); computer software downloaded from the internet; computer software for use on a smart phone; computer software for business purposes; electronic publications (downloadable); electronic publications (downloadable) in the field of hydraulics and hydraulic tuning; downloadable software in the nature of a mobile application; downloadable software in the nature of a mobile application in the field of hydraulics; downloadable software in the nature of a mobile application in the field hydraulic tuning, including by remote means; parts, components and accessories for the foregoing