Siemens SIMATIC ET 200eco, Manual

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Wiring
3-24
ET 200eco Distributed I/O Station
A5E00158716-02
How to wire the M12, 7/8” plug
Table 3-12 or 3-13 shows you the pin assignment of the M12, 7/8” plug:
Table 3-12 Pin assignment of the M12 plug (PROFIBUS DP)
Pin Assignment View of the M12 plug
(wiring side)
1 Power (P5V2)
*
Signal A (green)
Supply DP1
2 Data line A (RxD / TxD-N)
1 2
3 4
5
Shielding
3 Data reference potential (M5V2)
*
Signal B (red)
4 Data line B (RxD / TxD-P)
Signal A (green)
Bus cable
(2–wire, shielded)
Through–loop DP2
5 Shielding
1 2
Shielding
Thread Shielding
3
4
5
Signal B (red)
*
Can only be used for the M12 terminating resistor. It is not permitted to loop the voltage to
the next plug via a 5–wire cable.
Table 3-13 Pin assignment of the 7/8” plug (Power bus)
Pin Assignment View of the 7/8” plug
(wiring side)
1 Ground potential, load voltage sup-
ply (2M)
2 L+
Supply X01
2 Ground potential, sensor power
supply (1M)
1
2
3
4
5
1 L+
3 PE
5–conductor cable
Through–loop X02
4 Electronic/sensor power supply
(1L+)
1
2
3
4
5
2 L+
5 Load voltage supply (2L+)
3
1 L+