Data Sheet

● UDP
Yes
— Data length, max.
1472kbyte
● SNMP
Yes
● DCP
Yes
● LLDP
Yes
Web server
● HTTP
Yes; Via Windows and PROFINET interface
● HTTPS
Yes; Only via PROFINET interface
OPC UA
● OPC UA server
Yes; Data access (read, write, subscribe), runtime license
required
— Application authentication
Yes; Available security policies: None, Basic128Rsa15,
Basic256Rsa15, Basic256Sha256
— Security policies
Yes; Available security policies: None, Basic128Rsa15,
Basic256Rsa15, Basic256Sha256
— User authentication
Yes; "anonymous" or by user name & password
Further protocols
● MODBUS
Yes; MODBUS TCP
Media redundancy
● Switchover time on line break, typ.
200ms
● Number of stations in the ring, max.
50
S7 message functions
Number of login stations for message functions, max. 32
Program alarms Yes
Number of configurable program messages, max. 10000
Number of simultaneously active program alarms
● Number of program alarms
1000
● Number of alarms for system diagnostics
200
● Number of alarms for motion technology
objects
160
Test commissioning functions
Joint commission (Team Engineering) Yes; Parallel online access possible for up to 8 engineering
systems
Status block Yes; up to 8 simultaneously
Single step No
Status/control
● Status/control variable
Yes
● Variables
Inputs, outputs, memory bits, DB, times, counters
● Number of variables, max.
— of which status variables, max.
200
— of which control variables, max.
200
Forcing
6ES7677-2AA41-0FM0 Subject to change without notice
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09/16/2019 © Copyright Siemens