YASKAWA A1000 Series Quick Start Manual page 232

7.1 Option Card Installation
If monitor U1-05 indicates that the forward direction is opposite of what is intended, set F1-05 or F1-32 to 1 or reverse
the two A pulse wires with the two B pulse wires on option terminal TB1 as shown in
Please note that when the drive is initialized using A1-03 =1110, 2220, 3330, the value for F1-05/F1-32 will reset to
factory default and the parameter will need to be readjusted to switch the direction.
232
A+ A− B+ B− Z+ Z− SD FE
Figure 7.16 A Channel and B Channel Wire Switching
YASKAWA ELECTRIC TOEP C710616 41G YASKAWA AC Drive - A1000 Quick Start Guide
Figure
A+ A− B+ B− Z+ Z− SD FE
7.16.