G2: Velocities, setpoint / actual value systems, closed-loop control
7.4 Setpoint/actual-value system
Basic Functions
372
Function Manual, 09/2011, 6FC5397-0BP40-2BA0
Rotary axis with rotary encoder on the machine
Figure 7-8
Rotary axis with rotary encoder on the machine
In order to adapt the actual-value resolution to the calculation resolution, the control calculates the quotients from
the "internal increments/degree" and the "encoder increments/degree" as follows:
,6B527B$;
Q
Q
(1&B,6B/,1($5B
(1&B5(62/
'5,9(B(1&B5$7,2B180
'5,9(B(1&B5$7,2B'(120(5$
(1&B,6B',5(&7
*
0
/
1RRIORDGUHYV
1RRIHQFRGHUUHYV
5HVROYHUJHDULQJ
/RDGJHDU
5RWDU\WDEOH
/RDG
(QFRGHU
'5,9(B(1&B5$7,2B180(5$>Q@
,17B,1&5B3(5B'(*
'5,9(B(1&B5$7,2B'(120>Q@
(1&B5(62/>Q@(1&B38/6(B08/7>Q@
GHJUHHV
,QWHUQDOLQFUHPHQWVGHJUHHV
(QFRGHULQFUHPHQWVGHJUHHV