Lenze 931K - Manual (Page 14)

Installation
Electrical installation
Ethernet connection
5
l
14 KHB 13.0005−EN 1.0
5.1.3 Ethernet connection
For connection to the EtherCAT bus system a commercially available 4−pole standard
Ethernet cable is suitable.
Pin assignment
M12 socket Pin Signal
1 2
3 4
1 Tx +
2 Rx +
3 Tx −
931K_001 4 Rx−
Ethernet cable specifications
)
Note!
Only use cables complying with the below specifications.
Specification of the Ethernet cable
Ethernet standard Standard Ethernet (in accordance with IEEE 802.3), 100Base−TX (Fast
Ethernet)
Cable type S/FTP (Screened Foiled Twisted Pair, ISO/IEC 11801 or EN 50173), CAT 5e
Damping 23.2 dB (at 100 MHz and per 100 m)
Crosstalk damping 24 dB (at 100 MHz and per 100 m)
Return loss 10 dB (per 100 m)
Surge impedance 100 W
Design of the Ethernet cable
E94YCEP016
Fig. 5−3 Design of the Ethernet cable (S/FTP, CAT 5e)
A Cable insulation
B Braid
C Foil shielding of the core pairs
TP1 ... TP4 Twisted core pairs 1 ... 4