ABB ACS380 Series - Direction lock

460 Control chain diagrams
Direction lock
OR
20.21 Direction = Reverse
20.21 Direction = Request
AND
Reverse command active
MAX
Input reference
0
x
-1
20.21 Direction = Request
AND
OR
Reference from FB Reference from PID
Reference from Motor potentiometer
Reference from Panel
Jogging Reference
AND
x
-1
Output reference
20.21 Direction = Request
Reverse command active
Reference from FB
Safe reference
Constant refeference