Siemens SCALANCE W734-1, Руководство по эксплуатации

Страница: 40 / 64

Connection
5.2 Power supply
SCALANCE W774-1 /W734-1
40
Operating Instructions, 01/2017, C79000-G8976-C325-08
Pin Assignment
M2 Ground
L2+ 24 VDC
SCALANCE W774 M12 EEC
For the power supply, there are two options with the SCALANCE W774 M12 EEC:
● Direct feed in via the four-pin M12 socket (position
①
)
– Round cable cross-section with 6 to 8 mm diameter.
– Two-wire cable with 0.5 to 1.5 mm2 cross-section per wire.
– Permitted tensile load at least 100 N. - UL
– Listing of the cables according to the national installation regulations. In areas where
NEC or CEC applies: Type PTLC or ITC
● Power over Ethernet via the M12 Ethernet interface P2 (position
②
). The other Ethernet
interface P1 is not capable of PoE.
The four-pin M12 socket has the following pin assignment:
Pin Signal Assignment
1 L1+ 24 VDC
2 L2+ 24 VDC
3 M Ground
4 M Ground