Connecting up
5.1 Power supply
SCALANCE MUM856-1
Operating Instructions, 08/2021, C79000-G8976-C628-02
45
Position and pin assignment
①
M12 Ethernet interface P1 LAN PoE, X-coded, 8-pin
The power can also be supplied via this interface (Power over Ethernet).
Pin assignment, see Ethernet (Page 46)
②
M12 interface, direct infeed, L-coded, 4-pin
The four-pin M12 socket has the following pin assignment:
Pin
Color
Signal
Assignment
1
Brown
L1+
24 V DC
2
White
M
Ground
3
Blue
M
Ground
4
Black
L2+
24 V DC
Connecting/disconnecting the power supply
WARNING
Danger from electric shock
Turn off the power supply before you insert or remove the plug of the power supply.
1.
Connect the plug and socket. Make sure that they lock in place correctly.
2.
Tighten the knurled screw (tightening torque 1 Nm).
Power over Ethernet (PoE)
Note
Before you pull a plug via which the device is supplied with power using PoE, disable the
relevant PoE power supply.
Note
No power sourcing equipment (PSE)
The SCALANCE MUM856-1 devices cannot be used as PoE power supply for other devices.
Содержание SIMATIC NET SCALANCE MUM856-1
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Страница 68: ...Dimension drawings SCALANCE MUM856 1 68 Operating Instructions 08 2021 C79000 G8976 C628 02 Side view Top view ...
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Страница 84: ...Approvals 10 5 General approvals SCALANCE MUM856 1 84 Operating Instructions 08 2021 C79000 G8976 C628 02 ...