Siemens SIMATIC S7-1500 Manual page 50

Technical specifications
Article number
– Open IE communication
– IRT
– MRP
– MRPD
– PROFIenergy
– Prioritized startup
– Number of connectable IO Devices,
max.
– Of which IO devices with IRT, max.
– Number of connectable IO Devices for
RT, max.
– of which in line, max.
– Number of IO Devices that can be sim-
ultaneously activated/deactivated, max.
– Number of IO Devices per tool, max.
– Updating times
Update time for IRT
– 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
Update time for RT
– 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
50
6ES7518-4AX00-1AB0
Yes
Yes
Yes; As MRP redundancy manager and/or MRP
client; max. number of devices in the ring: 50
Yes; Requirement: IRT
Yes
Yes; Max. 32 PROFINET devices
512; In total, up to 1 000 distributed I/O devices
can be connected via AS-i, PROFIBUS or
PROFINET
64
512
512
8; in total across all interfaces
8
The minimum value of the update time also de-
pends 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
CPU 1518-4 PN/DP MFP (6ES7518-4AX00-1AB0)
Manual, 12/2017, A5E40882737-AA