Siemens SINUMERIK 840D sl Function Manual page 67

05.08
Example: Terminal groups
It must be possible to select/deselect the Safe Torque Off function separately for
group 1 (drive 1 and 2) and group 2 (drive 3 and 4).
In addition, the same grouping for safe standstill must be assigned on both the
Control Unit and the Motor Modules.
Selecting/deselecting
Selecting/
Group 1
desekecting
Group 2
Fig. 4-3 Example: Terminal groups for Motor Modules, booksize format
Information on the parallel connection of Motor Modules in chassis format
When Motor Modules in chassis format are connected in parallel, a safe AND ele-
ment is created on the parallel drive object. The number of indexes in p9620 corre-
sponds to the number of parallel chassis components in p0120.
© Siemens AG 2008 All Rights Reserved
SINUMERIK 840D sl/SINAMICS S120 SINUMERIK Safety Integrated (FBSI sl) – 05.2008 Edition
4.5 Control via terminals on the Control Unit and the power unit
NCU7x0
Drive 1
p9620
DI6
X132.3
Drive 2
r0722.
p9620
M
Drive 3
p9620
DI7
X132.4
Drive 4
r0722.
p9620
M
Safety Functions Integrated in the Drive
M M
EP EP
Line Single Double
Motor Motor
Module
Module Module
Drive Drive
1
2
Group 1
M M
EP EP
Single
Motor
Module
Drive
4
3
Group 2
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