Limiting Motor Rotation Direction - YASKAWA G7 Series Technical Manual

Multi-function
contact input

Limiting Motor Rotation Direction

If you set motor reverse rotation prohibited, a reverse run command will not be accepted even if it is input.
Use this setting for applications in which reverse motor rotation can cause problems (e.g., fans, pumps, etc.)
Related Parameters
Parameter
Number
Reverse
Operation
b1-04 Selection
Reverse Oper
-56
6
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Branch resistance
18 kΩ
PTC thermistor
Fig 6.41 Mutual Connections During Motor Overheating Protection
Name
Description
Display
Determines the forward rotation
of the motor, and if reverse
operation is disabled.
0: Reverse enabled.
1: Reverse disabled.
Drive
Change
Setting Factory
during
Range Setting
Operation
0 to 1 0 No
Multi-function
contact output
Fault contact
output
P3
Multi-function
PHC output
C3
P4
C4
Control Methods
Open Open
V/f
Loop Flux Loop
V/f with
Vector Vector Vector
PG
1
A A A A
2
A