Danfoss VLT AutomationDrive FC 301 Series Design Manual page 39

Basic Operating Principles Design Guide
Figure 3.22 shows how reference input with limits outside -Max to +Max limits clamps to the inputs low and high limits
before being added to actual reference. Figure 3.22 also shows how the actual reference is clamped to -Max to +Max by the
reference algorithm.
3 3
Figure 3.22 Positive Reference with Dead Band, Digital Input to Trigger Reverse. Clamping Rules
MG33BF22 Rev. 2014-04-04 All rights reserved. 37