CONTROL OPTION 7 - The control option 7 drive is a modulating unit
that is offered with time-proven analog electronics. The option 7 drive is
equipped with the analog electronics control end and a potentiometer to
derive an internal position reading.The standard control option 7 units
may be controlled by a 4-20 mA signal, and they provide a 4-20 mA
position feedback signal. For added flexibility, a 2-wire or 4-wire
feedback is available on the 42-107 drive.