Microprocessor based valve controller vc-550 to make any solenoid vale operation automatic. The vc-550 provides facility to automate up to 5 solenoid valves. Logic for filter, softener, sba, sac are pre programmed with all timing are settable at site for user convenience. Featureseasy setting using front keyspassword protection for all settinguniversal can be used for filter, softner, sba, sac automationuser settable all timings are settable at siteregeneration can be initiated based on time or volume or pulsesettable output on delays avoids water hammeringtwo switch inputs rwt level & twt levelone flow input with batcher