Siemens SIMATIC S7-1500 Manual page 43

Article number
Update time for IRT
Update time for RT
Services
Interface types
CPU 1518T-4 PN/DP (6ES7518-4TP00-0AB0)
Equipment Manual, 11/2022, A5E50479758-AB
– Number of IO Devices that can be sim­
ultaneously activated/deactivated,
max.
– Number of IO Devices per tool, max.
Updating times
–
– for send cycle of 125 µs
for send cycle of 187.5 µs
–
– for send cycle of 250 µs
for send cycle of 500 µs
–
– for send cycle of 1 ms
for send cycle of 2 ms
–
– for send cycle of 4 ms
– With IRT and parameterization of "odd"
send cycles
– for send cycle of 250 µs
– for send cycle of 500 µs
for send cycle of 1 ms
–
– for send cycle of 2 ms
for send cycle of 4 ms
–
PROFINET IO Device
– PG/OP communication
Isochronous mode
–
– IRT
PROFIenergy
–
– Shared device
– Number of IO Controllers with shared
device, max.
activation/deactivation of I-devices
–
– Asset management record
2. Interface
RJ 45 (Ethernet)
•
• Number of ports
integrated switch
•
Technical specifications
6ES7518-4TP00-0AB0
8; in total across all interfaces
8
The minimum value of the update time also
depends on communication share set for
PROFINET IO, on the number of IO devices, and
on the quantity of configured user data
125 µs
187.5 µs
250 µs to 4 ms
500 µs to 8 ms
1 ms to 16 ms
2 ms to 32 ms
4 ms to 64 ms
Update time = set "odd" send clock (any multiple
of 125 µs: 375 µs, 625 µs ... 3 875 µs)
250 µs to 128 ms
500 µs to 256 ms
1 ms to 512 ms
2 ms to 512 ms
4 ms to 512 ms
Yes
No
Yes; Minimum send cycle of 250 µs
Yes; per user program
Yes
4
Yes; per user program
Yes; per user program
Yes; X2
1
No
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