How to use a Danfoss VLT 2800 Variable Speed Drive as a gate operator?

My company asked me to design our sliding gate opened by an induction motor(0.5 hp) controlled by above VSD. My task is to design the gate that has one speed when opening and much slower speed when closing (opening and closing done by manually using switch). I want to know whether there is an in-built function or... show more My company asked me to design our sliding gate opened by an induction motor(0.5 hp) controlled by above VSD. My task is to design the gate that has one speed when opening and much slower speed when closing (opening and closing done by manually using switch). I want to know whether there is an in-built function or method to do that. I can't use PLC and need a much simpler method. I'm not an expert in VSDs and need in-detail assistance. Thank you!
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