Thanks Scotty I agreed, the VFD has been installed as an after thought to control a small screw conveyor which is feeding a screw press to reduce the feed material if the main press load increase over a set point, I'll look at removing the contactor & install a control relay to control the VFD.
I have been trying to configure a Rexroth 5610 series 3 phase VFD to operate via a 4-20mA signal the old VFD was unserviceable, and there is no parameters settings on hand.
The VFD has no other control wired in, only "line in" and "Load out" and the 4-20mA input on the A1/ground terminals.
I...