Siemens SINAMICS S120 Function Manual page 609

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Single Motor Module chassis

Power Module blocksize

Power Module chassis

If an additional encoder is connected to a Motor Module, it is assigned to this drive as

encoder 2 in the automatic configuration.

Figure 12-25 Example of a topology with VSM for booksize and chassis components

Table 12- 15 VSM connection

Active Line Module booksize

Active Line Module (chassis)

Power Modules

The following applies for firmware versions < V2.5:

All of the nodes on a DRIVE-CLiQ line must have the same basic sampling time in p0115[0].

Otherwise the VSM must be connected to a separate DRIVE-CLiQ interface on the Control

● Only one final node should ever be connected to free DRIVE-CLiQ ports of components

● If possible, Terminal Modules and Sensor Modules of direct measuring systems should

Drive functions

Function Manual, (FH1), 10/2008, 6SL3097-2AB00-0BP5

within a DRIVE-CLiQ line (e.g. Motor Modules wired in series),

for example, one Sensor Module or one Terminal Module, without forwarding to additional

not be connected to the DRIVE-CLiQ line of Motor Modules but rather to free DRIVE-

CLiQ ports of the Control Unit.

Basic information about the drive system

12.10 Rules for wiring with DRIVE-CLiQ

Connecting the motor encoder via DRIVE-CLiQ

CUA31: Encoder at X202

CU310: Encoder at X100 or via TM31 at X501

VSM connection

The VSM is not supported.