Siemens SINAMICS G130 Operating Instructions Manual page 18

Connection
X524: Power supply
Table 4- 1
Max. connectable cross-section: 2.5 mm²
Note
Only a protective extra-low voltage of Class DVC A, (PELV) acc. to EN 61800-5-1 must be
connected to the power supply.
X540: serial interface (RS232)
Table 4- 2
Connector type: 9-pin SUB D socket
Note
The maximum cable length is 10 m.
To ensure noise-free communication, you are advised to use a shielded cable and connect
the cable shield to both connector housings.
CAUTION
In the operator panel electronic circuitry, a connected cable shield may possibly be
connected to the signal and P24 ground. If the power supply is connected with incorrect
polarity, the P24 supply via the shield and signal ground will short-circuit.
16
Power supply terminals
Terminal
+
M
Serial interface (RS232) X540
Pin
2
3
5
Designation
P24 24 V DC power supply
M Ground
Designation
RxD Receive data
TxD Transmit data
Ground Ground reference
Technical data
Technical data
The AOP30 operator panel
Operating Instructions, 03/2012, A5E00331451A