Issue:
Set up plus and minus speeds on the Altivar 31/312 drives.
Product Line:
ATV31 and ATV312
Environment:
All serial numbers for ATV31 and ATV312
Cause:
If using a momentary push button to increase/decrease speed
Resolution:
Set up the drive as follows:
Wire one side of the switch to the +24v terminal and the other side of the minus switch to a logic input (example LI5)
Wire one side of the switch to the +24v terminal and the other side of the plus switch to a logic input (example LI6)
Then program the drive as follows:
CTL menu
LAC set to 2 or 3
RFC Ref 2 switching set to Ch2 active
FR2 Ref 2 channel set to UPdt + and - speed control.
FUn menu
UPd + /- speeds
USP= + speed input for LI5 or you can choose your logic input assignment.
dSP= - speed input for LI6 or you can choose your logic input assignment.
Note: Conflicting functions need to be de-activated. Set PS2 = PS4 = JOG = SA2 = nO
Released for: Schneider Electric Vietnam


Need help?
Start here!
Find answers now. Search for a solution on your own, or connect with one of our experts.
Contact Support
Reach out to our customer care team to receive more information, technical support, assistance with complaints and more.
Where to buy?
Easily find the nearest Schneider Electric distributor in your location.
Search FAQs
Search topic-related frequently asked questions to find answers you need.
Contact Sales
Start your sales inquiry online and an expert will connect with you.