Frequency Inverter ST600 Series High-Performance Multifunction VFD Function parameter list
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P90––Tension control in speed mode
0: Invalid
1: Speed mode
2: Open-loop torque mode
3: Closed-loop torque mode
Note: The value 0 indicates tension control is invalid.
Select a non-0 value to enable the tension control
function.
0: Winding
1: Unwinding
Note: The motor forward rotation direction is the winding
direction. When using the tension control mode, check
whether the motor rotation direction is correct in the
winding mode; if not, change the rotation direction by
swapping two phase wires of the motor. After the rotation
direction is corrected, the winding mode can be switched
to the unwinding mode by setting P90.01 to 1 or
changing the winding/unwiding switchover terminals.