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Description of Functions
9-20
FM 353 Stepper Drive Positioning Module
6ES7 353-1AH01-8BG0
With reference point switch (RPS)
It is necessary to connect the reference point switch (RPS) to a digital input and
parameterize it in MD34.
Triggering of move-
ment, direction for
synchronization (R)
Type of reference-
point approach
Sequence of motions
(reference point offset = 0)
V
A
−
referencing velocity
V
R
−
reducing velocity
1st situation
Current-sourcing
pattern zero or
zero pulse exter-
nal, to right of
RPS
RPS
V
A
V
R
−
+
Ref. pt.
2nd situation
Current-sourcing
pattern zero or
zero pulse exter-
nal, to left of RPS
V
A
V
R
−
+
RPS
R+ (“edge-con-
trolled”) or Start
3rd situation
RPS centered
(no zero pulse
necessary)
RPS
V
A
V
R
−
+
4th situation
RPS edge
(no zero pulse
necessary)
RPS
V
A
V
R
−
+
1st situation
see above
equals R+ 2nd situation
mirrored
2nd situation
see above
equals R+ 1st situation mir-
rored
R
−
(“edge-con-
trolled”) or Start
3rd situation
RPS centered
(no zero pulse
necessary)
equals R+ 3rd situation
mirrored
4th situation
RPS centered
(no zero pulse
necessary)
equals R+ 4th situation
mirrored
Summary of Contents for SIMATIC FM 353
Page 22: ...Product Overview 1 12 FM 353 Stepper Drive Positioning Module 6ES7 353 1AH01 8BG0 ...
Page 32: ...Installing and Removing 3 6 FM 353 Stepper Drive Positioning Module 6ES7 353 1AH01 8BG0 ...
Page 282: ...Description of Functions 9 82 FM 353 Stepper Drive Positioning Module 6ES7 353 1AH01 8BG0 ...
Page 354: ...User Data Block AW DB B 16 FM 353 Stepper Drive Positioning Module 6ES7 353 1AH01 8BG0 ...