| 摘要 |
<p>In a method for controlling the spraying of fountain solution in a printing press by means of electrically controlled spray valves (2) in a spray ramp (1), the current profile - at the supply of electric pulses to the solenoid of each valve (2) - from the solenoid is fed back to a valve controlling microcontroller (5) for providing an indication of the functionality of the valve.</p> |
