Siemens SIMATIC S7-1500 Manual page 47

Technical specifications
Article number
Number of sessions, max.
–
Number of accessible variables, max.
–
Number of registerable nodes, max.
–
Number of subscriptions per session,
–
max.
Sampling interval, min.
–
Publishing interval, min.
–
Number of server methods, max.
–
Number of inputs/outputs per server
–
method, max.
Number of monitored items, max.
–
Number of nodes for user-defined serv-
–
er interfaces, max.
• Alarms and Conditions
Number of program alarms
–
Number of alarms for system diagnos-
–
tics
Further protocols
• MODBUS
Isochronous mode
Equidistance
S7 message functions
Number of login stations for message func-
tions, max.
Program alarms
Number of configurable program messages,
max.
Number of loadable program messages in RUN,
max.
Number of simultaneously active program
alarms
• Number of program alarms
• Number of alarms for system diagnostics
• Number of alarms for motion technology
objects
Test commissioning functions
Joint commission (Team Engineering)
Status block
Single step
Number of breakpoints
46
6ES7511-1AK02-0AB0
32
50 000
10 000
20
100 ms
500 ms
20
20
1 000; for 1 s sampling interval and 1 s send in-
terval
1 000
Yes
100
50
Yes; MODBUS TCP
Yes
32
Yes
5 000; Program messages are generated by the
"Program_Alarm" block, ProDiag or GRAPH
2 500
600
100
80
Yes; Parallel online access possible for up to 5
engineering systems
Yes; Up to 8 simultaneously (in total across all ES
clients)
No
8
CPU 1511-1 PN (6ES7511-1AK02-0AB0)
Equipment Manual, 05/2021, A5E40869673-AB