IMPULSE•G+/VG+ Series 4 Technical Manual
November 2022
Page 212
6.4 Option Card Faults
Check the following items first when an option card fault occurs on the VFD:
•
Communication cable connections.
•
Make sure the option card is properly installed to the VFD.
•
Did a momentary power loss interrupt communications?
NOTE:
The ports are checked in alphanumeric order.
Figure 6-1: Option Card Ports