ElmoMC SimplIQ Servo Drives Composer User Manual - Manual (Page 97)

Step response The time required by a system for an output to pass
through a specified percentage of a process. For
example, a feedback system has a closed loop transfer
function of:
2 2
2
2
ω ω ξ
ω
+ ⋅ ⋅ ⋅ +
s s
The system responds to a step command of 0 up to
time 0, then 1 at any positive time
.
The following figure is an example in which ω = 100
and ξ = 0.3.
Figure G-3: Figures of Merit in a Step Response
Elmo Composer User Manual Glossary
MAN-COMPUM (Ver. 1.9)
G-5