11 lan – BECKHOFF CB4055 User Manual
Page 29
LAN
Chapter: Connectors
Beckhoff New Automation Technology CB4055
page 29
3.11 LAN
Both LAN interfaces are provided via a 2x6pin connector (FCI 98424-G52-12LF, mating connector e.g.
FCI 90311-012LF). The interfaces support 10BaseT, 100BaseT, and 1000BaseT compatible network
components with automatic bandwidth selection. Additional outputs are provided for status LEDs.
Auto-negotiate and auto-cross functionality is available, PXE and RPL are available on request.
Pinout LAN interface:
Description
Name
Pin
Name
Description
LAN activity
LINKACT
1
7
SPEED1000 LAN speed 1000Mbit
LAN channel 1 plus
LAN1
2
8
LAN0
LAN channel 0 plus
LAN channel 1 minus
LAN1#
3
9
LAN0#
LAN channel 0 minus
LAN channel 3 plus
LAN3
4
10
LAN2
LAN channel 2 plus
LAN channel 3 minus
LAN3#
5
11
LAN2#
LAN channel 2 minus
LAN speed 100Mbit
SPEED100
6
12
3.3V
3.3 volt supply