Tsno Without M0 File Writes; Tsno With M0 File Writes (No Block Transfers - Allen-Bradley 1747-SN User Manual

57.6K baud
Number of Logical Number of Logical
T if
Racks Configured SNo
T T
upd hold
1 Logical Rack 6.0
2 Logical Racks 9.0
3 Logical Racks 12.0
4 Logical Racks 15.0
57.6K baud
Number of Logical Number of Logical
T if
Racks Configured SNo
T T
upd hold
1 Logical Rack 10.0
2 Logical Racks 12.0
3 Logical Racks 15.0
4 Logical Racks 18.0
T without M0 File Writes
SNo
All Baud Rates
Number of Logical Number of Logical
T
Racks Configured
T
1 Logical Rack 5.0
2 Logical Racks 7.0
3 Logical Racks 9.0
4 Logical Racks 11.0
Complementary Mode
115.2K baud
T if T
T if
SNo upd
SNo
T
hold
>
T T
T
upd
hold
5.0 4.0 7.0
8.0 5.0 10.0
11.0 7.0 12.0
14.0 9.0 16.0
T with M0 File Writes (No Block Transfers)
SNo
All Baud Rates
Number of Logical Number of Logical
T
Racks Configured
T
1 Logical Rack 8.0
2 Logical Racks 10.0
3 Logical Racks 12.0
4 Logical Racks 14.0
Complementary Mode
115.2K baud
T if T
T if
SNo upd
SNo
T
hold
>
T T
T
hold upd
6.0 6.0 12.0
9.0 8.0 14.0
12.0 9.0 16.0
15.0 10.0 20.0
All times shown are in milliseconds (ms).
Although a faster baud rate decreases RIO scan time (T
when complementary I/O mode is selected.
Normal Mode
T
if
SNo
SNo
T
hold
>
T
upd hold
5.0 2.5
7.0 4.0
9.0 5.5
11.0 7.0
T if T
SNo upd
T
hold
>
T
hold
hold
7.0 4.0
10.0 6.0
12.0 8.0
16.0 10.0
Normal Mode
if T
SNo
SNo
T
hold
>
T
upd hold
6.0 4.5
8.0 5.5
10.0 7.0
12.0 8.0
T if T
SNo upd
T
hold
>
T
hold hold
8.0 8.0
11.0 9.0
14.0 11.0
17.0 12.0
Specifications A–13
if T
upd
T
hold
230.4K baud
T if T
T if
SNo
SNo
T
hold
>
T T
T
upd hold
hold
10.0 9.0 4.0
12.0 12.0 7.0
16.0 16.0 10.0
21.0 22.0 13.0
if T
upd
T
hold
230.4K baud
T if T
T if
SNo
SNo
T
hold
>
T T
T
upd hold hold
15.0 10.0 9.0
17.0 15.0 12.0
21.0 20.0 14.0
26.0 24.0 17.0
), it has an inverse affect on T
RIO SNo
Publication 1747 6.6 - July 1996
upd
upd