Device Connections and Switches
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PC Cards cifX PCI, PCIe, Low Profile PCIe | Installation, Operation and Hardware Description
DOC120204UM46EN | Revision 46 | English | 2015-12 | Relelased | Public
© Hilscher, 2008-2015
9.1.2
Ethernet Connection Data
Medium
2 x 2 Twisted-Pair cupric cable, CAT5 (100 MBit/s)
Length of cable
Typ. 100 m
Transmission rate
10 MBit/s/100 MBit/s
Table 79: Ethernet Connection Data
9.1.3
Use of Hubs and Switches
For the corresponding communication systems, the use of hubs and/or
switches is either forbidden or allowed. The following table shows the
acceptable use of hubs and switches by each communication system:
Communication System
Hub
Switch
EtherCAT
forbidden
only allowed between EtherCAT Master and first EtherCAT Slave
(100 MBit/s, Full Duplex)
EtherNet/IP
allowed
allowed
(10 MBit/s/100 MBit/s, Full or Half Duplex, Auto-Negotiation)
Open Modbus/TCP
allowed
allowed
(10 MBit/s/100 MBit/s, Full or Half Duplex, Auto-Negotiation)
POWELINK
allowed forbidden
PROFINET IO
forbidden
Only allowed if the switch supports ‚Priority Tagging’ and LLDP
(100 MBit/s, Full Duplex)
sercos
forbidden forbidden
VARAN*
forbidden forbidden
Table 80: Use of Hubs and Switches
*Instead of hubs and switches VARAN uses splitter. [3]