Siemens Simovert Masterdrives Compendium page 311

Communication / USS
8.1.4.2 Fitting the bus cable
NOTE
8.1-24
At all interfaces to the CUPM, CUMC, CUVC control electronics, the
SCB2 board and the T100, except for connectors X103 and X300 or
X448 (9-pin SUB-D connectors), the USS bus cable is connected by
means of screw/plug-in terminals. The correct method of connecting the
bus cable at the connector is shown in the following diagram.
The shield must not be exposed here!
Modify the length
15 mm
according to the type of unit
Connector
Bus cable 1
Bus cable 2
Example of 2 copper cores
in a screw terminal
Fig. 8.1-9 Connecting up the bus cables
It must be ensured that both copper cores are securely held inside the
screw terminal.
Converter housing
6SE7087-6QX70 (Version AD)
Compendium Motion Control
02.2004
Do not bend
the spring
35
excessively!
Shield
Removing
the bus connector
without
interrupting the bus
Siemens AG
SIMOVERT MASTERDRIVES