Reverse Rotation Prevention Selection - Mitsubishi Electric 800 Series Instruction Manual (Function

11.4

Reverse rotation prevention selection

This function can prevent reverse rotation fault resulting from the incorrect input of the start signal.
Pr. Name
78 Reverse rotation
D020 prevention selection
• Set this parameter to limit the motor rotation to only one direction.
• This parameter is valid for all of the RUN key of the operation panel, the start signals (STF, STR signals) via external
terminals, and the forward and reverse rotation commands through communication.
270
11. (D) Operation Command and Frequency Command
11.4 Reverse rotation prevention selection
Initial value Setting range
0
0 1
2
Description
Both forward and reverse rotations allowed
Reverse rotation disabled
Forward rotation disabled