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Class 1 Connection Details
General
Class 1 connections are used to transfer I/O data, and can be established to instances in the Assembly Object.
Each Class 1 connection will establish two data transports; one consuming and one producing. The heartbeat
instances can be used for connections that shall only access inputs. Class 1 connections use UDP transport.
Null_Forward_Open is supported.
Total number of supported
class 1 connections:
4
Max input connection size:
1448 bytes with Large_Forward_Open, 509 bytes with Forward_Open
Max output connection size:
1448 bytes with Large_Forward_Open, 505 bytes with Forward_Open
Supported RPI (Requested
Packet Interval):
1... 3200ms
T→O Connection type:
Point-to-point, Multicast, Null
O→-T Connection type:
Point-to-point, Null
Supported trigger types:
Cyclic, CoS (Change of State)
Supported priorities:
Low, High, Scheduled, Urgent
T
Target, in this case the module
O
Origin, in this case the master
Anybus
®
CompactCom
™
B40 Modbus Serial EtherNet/IP Network Guide
SCM-1202-131 1.1 en-US
