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F
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nct
ion
D
iag
ra
m
s
En
co
de
r ev
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a
tion
2-
12
66
© Siemens AG
2007 All Rights Reserved
S
IN
A
MICS
S List Manua
l (
L
H1), 0
7
/2007
Fi
gure 2-1
4
9
4
740 – Measu
ring prob
e evalu
a
tion,
me
asured
val
ue memory,
en
coders 1 ...
3
- 4740 -
Function diagram
8
7
6
5
4
3
2
1
fp_4740_01_eng.vsd
DO: SERVO, VECTOR
SINAMICS S
12.03.07 V02.05.00
Encoder evaluation - Measuring probe evaluation, measured value memory, encoders 1 ... 3
p0490.15
p0490.14
p0490.13
p0490.11
p0490.10
p0490.9
DI15_probe
(X132.11)
[2133.4]
DI14_probe
(X132.10)
[2133.4]
DI13_probe
(X132.8)
[2132.4]
DI11_probe
(X122.11)
[2131.4]
DI10_probe
(X122.10)
[2131.4]
DI9_probe
(X122.8)
[2130.4]
"Fast inputs"
Measuring probe 2 input
0...6
p0489[n-1] (0)
Measuring probe 2 deflected
to Gn_ZSW9 [4730.2]
Measuring probe evaluation
This function is provided once for each of
the maximum 3 encoders.
STW for encoder n
Gn_STW [4720]
r0487[n-1].0
Gn_XIST2
for function No. = 1
Gn_XIST2
for function No. = 2
Gn_XIST2
for function No. = 3
Gn_XIST2
for function No. = 4
x
y
Store
x
y
Store
x
y
Store
x
y
Store
<1>
<2>
4 measured value memory
Up to 4 measuring functions can be simultneously active; the measured value
memory is read out using a handshaking technique according to [4720], [4730].
<1>
Index [n-1] --> encoder n (n = 1, 2, 3)
Index [0] --> encoder 1
Index [1] --> encoder 2
Index [2] --> encoder 3
&
&
&
&
r0487[n-1].1
r0487[n-1].3
r0487[n-1].2
r0487[n-1].4
r0487[n-1].7
&
Q
D
Q
D
Q
D
Q
D
Selecting the function to be activated
Store
D memory
element (flip-flop)
Activate selected function
(no measuring probe for encoder n)
0
1
0
2
3
4
5
6
0
1
2
3
4
5
6
x=
Measuring probe 1 deflected
to Gn_ZSW8 [4730.2]
From the
digital
inputs/
outputs
Measuring
probes
positions to
the encoder
interface
[4704.3]
<3>
<4>
<3> All other bits of the encoder control word must be 0.
r0483[n-1]
Position actual value 1
from encoder n
[4704.8]
1
0
1
1
0
1
1
0
1
1
0
1
1
0
1
1
0
1
Measuring probe 1 input
0...6
p0488[n-1] (0)
0
1
2
3
4
5
6
<4> These measuring probe inputs only exist on the CU320.
<4>
<4>
Refer to [1020.7]
PROFIdrive sampling time
<5> Only for CU_S and CU_CX32.
<5>
<5>
<5>
<5>
<5>
<5>
Содержание SINAMICS S Series
Страница 1: ...sinamics s SINAMICS S List Manual 07 2007 ...
Страница 2: ......
Страница 1422: ...Function Diagrams Braking Module external 2 1422 Siemens AG 2007 All Rights Reserved SINAMICS S List Manual LH1 07 2007 ...
Страница 1750: ...Faults and Alarms List of faults and alarms 3 1750 Siemens AG 2007 All Rights Reserved SINAMICS S List Manual LH1 07 2007 ...
Страница 1778: ...Appendix List for motor code encoder code A 1778 Siemens AG 2007 All Rights Reserved SINAMICS S List Manual LH1 07 2007 ...
Страница 1812: ...Index D 1812 Siemens AG 2007 All Rights Reserved SINAMICS S List Manual LH1 07 2007 ...