Siemens SINAMICS V20 - Page 28

5 Installation and Commissioning
5.1 Installing the hardware
SINAMICS V20 at S7-1200/1500 via USS
Entry ID: 109480894, V1.0, 09/2018
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Figure 5-2: USS
®
bus wiring when using a SIMATIC S7-1200 controller
…
PN/IE
PG/PC
SINAMICS V20
L1
L2 (N)
L3
1.5 kΩ 470 Ω
120 Ω
KTP600 (optional)
SIMATIC
S7-1200
USS
®
bus
0V
ON
OFF
RS485
bus connector
M TA
TRA TRB
TB
CM 1241
CB 1241