Connecting
7.4 Power supply
NCU 7x0.2
Manual, 02/2011, 6FC5397-0AP20-0BA0
49
7.4 Power supply
7.4.1 Application
This interface is provided exclusively for connection of the external power supply.
Pin assignment
Table 7- 2 Power supply X124
Pin Signal name Signal type Meaning
+ P24 VI
+ P24 VI
Power supply 24 V
G G VO
G G VO
Ground
Signal type: VI = voltage input;VO = voltage output
Note
The two "+" or "G" terminals are jumpered in the connector. This ensures the 24 V voltage is
looped through.
Position of power supply interface
$OUHDG\SOXJJHGLQZKHQSURGXFWLVVKLSSHG
3RZHUVXSSO\FRQQHFWRU
0
Figure 7-3 Power supply interface
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