Hello First create a Write FP in a sequence and create a which is having a control timer inside the same frame for the actuator to be ON and then in the next sequence switch it off, and then the next sequence frame make the action ur supposed to make, with another timer with the time u need for the the action and all this sequence can be put into a while loop aor for loop according to your application Am I correct in assuming that you are trying to develop Have a great day. Regards [EMAIL PROTECTED]