A process is presented for the removal of oxygen from a hydrocarbon stream. A plurality of pairs of gear wheels correspond to a plurality of forward gear ratios and to at least one reverse gear ratio. Each of the remote installations comprises a heartbeat sensor, a pillow, and a local host. An electrical output from the electronic device on the wafer is used to drive a light source. The computer tells the remote controller what options to present to a user and translates the selection entered by the user into a command that is sent to the controlled device.