Table 3:
CC-C (synchronised commu-
nication –IRT) CC-B plus
CC-B (unsynchronised), CC-
A plus
CC-A (unsynchronised)
●
Hardware supported band-
width utilisation (IRT com-
munication)
●
Synchronisation
●
Basis for time synchronised
applications (cycle times
>1ms, jitter <1µs)
●
Certified Profinet Switches
●
Network diagnostic via IT
mechanisms (SNMP)
●
Simple device replace-
ment
●
Neighbourhood topology
detection (LLDP with
LLDP-MIB)
●
Offline topology configura-
tion possible
●
Optional media redund-
ancy CC-B (PA)
●
Basic functions for Profinet
I/O with RT communica-
tion
●
Standard Ethernet IEEE
802.3 switches
●
Cable based
●
Wireless data transmis-
sion possible
●
TCP/IP communication
(acyclic services)
2.8. Supported functionality
Actuator controls offer the following functionality:
Switch functionality:
●
Two Ethernet ports 100BASE-TX with integral Ethernet switch suitable for in-
dustrial applications
●
Conformance class CC-C RT class 2, without application synchronisation (RT
class 3)
●
Managed Switch Services, SNMP …
●
Autonegotiation, crossover and polarity
Device functionality
●
Profinet I/O conformance class CC-B(PA) RT class 1
●
DCP and DHCP for IP address assignment
●
Web server for network configuration and diagnostic
●
Acyclic communication: Diagnostic & parametrisation via FDI package
●
Support of two simultaneous cyclic communication relations
●
Extended device identification in compliance with I&M 1-3
●
Profinet I/O version 2.3.2
●
GSDML version 2.3.2
●
Redundancy according to MRP – ring topology supported
Unsupported functions
●
Redundancy according to MRRT or MRPD
●
Shared input and shared device
2.9. Protective functions
●
Response monitoring (watchdog)
●
Access protection for inputs/outputs (sync and freeze)
●
Process data exchange (DATA EX) monitoring with configurable timer interval
at controller
●
Adjustable failure behaviour at actuator
2.10. Device types
●
I/O controller: e.g. central automation devices like PLC
●
I/O supervisor: e.g. programming devices or projecting devices (PC)
●
I/O device: devices with binary or analogue inputs/outputs,e.g. actuators, ball
and plug valves
●
Network components: e.g. switches, access points, router
11
Actuator controls
AC 01.2/ACExC 01.2 Profinet General information on Profinet