Siemens SIMATIC NET Manuel de référence - Page 12

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Siemens SIMATIC NET Manuel de référence
Data transmission speed

2.4 IEEE 802.11ax

All transmission types support the automatic fallback function.
2.4
IEEE 802.11ax
The following table shows the data transmission speeds with 802.11ax.
HE
Spatial
(1)
streams
MCS in‐
dex
(2)
0.8 μs
0
1
8.6
1
1
17.2
2
1
25.8
3
1
34.4
4
1
51.6
5
1
68.8
6
1
77.4
7
1
86.0
8
1
103.2
9
1
114.7
10
1
129.0
11
1
143.4
0
2
17.2
1
2
34.4
2
2
51.6
3
2
68.8
4
2
103.2
5
2
137.6
6
2
154.9
7
2
172.1
8
2
206.5
9
2
229.4
10
2
258.1
11
2
286.8
High Efficiency data field
(1)
Modulation and Coding Scheme index
(2)
All transmission types support the automatic fallback function.
Note
For 802.11ax and OFDMA the data rates can be calculated for resource units of different sizes.
You can find the table for the OFDMA mode on the documentation CD supplied with the product.
12
20 MHz channel
Guard interval
1.6 μs
3.2 μs
8.1
7.3
16.3
14.6
24.4
21.9
32.5
43919.0
48.8
43.9
65.0
58.5
73.1
65.8
81.3
73.1
97.5
87.8
108.3
97.5
121.9
109.7
135.4
121.9
16.3
14.6
32.5
43919.0
48.8
43.9
65.0
58.5
97.5
87.8
130.0
117.0
146.3
131.6
162.5
146.3
195.0
175.5
216.7
195.0
243.8
219.4
270.8
243.8
Transmission speed in Mbps
40 MHz channel
Guard interval
0.8 μs
1.6 μs
3.2 μs
17.2
16.3
14.6
34.4
32.5
29.3
51.6
48.8
43.9
68.8
65.0
58.5
103.2
97.5
87.8
137.6
130.0
117.0
154.9
146.3
131.6
172.1
162.5
146.3
206.5
195.0
175.5
229.4
216.7
195.0
258.1
243.8
219.4
286.8
270.8
243.8
34.4
32.5
29.3
68.8
65.0
58.5
103.2
97.5
87.8
137.6
130.0
117.0
206.5
195.0
175.5
275.3
260.0
234.0
309.7
292.5
263.3
344.1
325.0
292.5
412.9
390.0
351.0
458.8
433.3
390.0
516.2
487.5
438.8
573.5
541.7
487.5
Reference Manual, 04/2021, C79000-G8976-C620-01
80 MHz channel
Guard interval
0.8 μs
1.6 μs
36.0
34.0
72.1
68.1
108.1
102.1
144.1
136.1
216.2
204.2
288.2
272.2
324.3
306.3
360.3
340.3
432.4
408.3
480.4
453.7
540.4
510.4
600.5
567.1
72.1
68.1
144.1
136.1
216.2
204.2
288.2
272.2
432.4
408.3
576.5
544.4
648.5
612.5
720.6
680.6
864.7
816.7
960.8
907.4
1080.9
1020.8
1201.0
1134.3
Performance data SCALANCE W700 802.11ax
3.2 μs
44012.0
61.3
91.9
122.5
183.8
245.0
275.6
306.3
367.5
408.3
459.4
510.4
61.3
122.5
183.8
245.0
367.5
490.0
551.3
612.5
735.0
816.7
918.8
1020.8