The ST10ACEXT is a solid state programmable sequencer extender board, designed to provide an adjustable pulse to control the pulse valves on reverse jet dust collector. The ST10AC extension, dust collector timer is available from Ptronik formerly P Thomas Electronics .
The number of outputs, on time, off time and clean up cycle are programmed by the programme buttons and displayed on the programme display of the master card ST10AC. Up to 4 extender boards ST10ACEXT (10 outputs each) can be connected to the connector CON3. One 200mm ribbon cable is provided with every card. The numbers of output are selected by SW1. ST10ACEXT, which comes with dust collector alarms.