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104
4.2.36 Reverse rotation prevention selection (Pr. 78)
Pr. 78 "reverse rotation prevention selection"
This function can prevent any reverse rotation fault resulting from the misoperation of the start signal.
#
Used for a machine which runs only in one direction, e.g. fan, pump.
(The setting of this function is valid for the PU, external and communication operations.)
Parameter
Number
Factory
Setting
Setting Range
78 0 0, 1, 2
<Setting>
Pr. 78 Setting Function
0 Both forward and reverse rotations allowed
1 Reverse rotation disallowed
2 Forward rotation disallowed
Pr. 79 "operation mode selection"
Related parameters