Compact Designed Sequential Controller provides time sequential energization of pilot valve used in the dust collector equipment. The Sequential Controller can adjust the length of time between valves being energized [Pulse Frequency] and length of time for which the valve is energized [Pulse Duration]. The Sequential Controller is available in 230 V AC/110 V AC and 24 V DC output. Compact Designed Sequential Controller enables the number of sequenced steps is adjustable from 2-40 depending on no of solenoid valves attached to it.