Connecting
4.7 Motor holding brake
SINAMICS V90, SIMOTICS S-1FL6
170
Operating Instructions, 04/2019, A5E36037884-007
DO signal
Signal type
Signal
name
Pin assign-
ment
Setting
Description
DO
MBR
X8-35/49 (fac-
tory setting)
ON = high
level (1)
Motor holding brake is closed.
OFF = low
level (0)
Motor holding brake is released.
You can also change the assignment of the digital output signal MBR and assign it to any
DO pin with one of the following parameters:
Parameter
Range
Factory set-
ting
Unit
Description
p29330
1 to 14
1 (RDY)
-
Assignment of digital output 1
p29331
1 to 14
2 (FAULT)
-
Assignment of digital output 2
p29332
1 to 14
3 (INP)
-
Assignment of digital output 3
p29333
1 to 14
5 (SPDR)
-
Assignment of digital output 4
p29334
1 to 14
6 (TLR)
-
Assignment of digital output 5
p29335
1 to 14
8 (MBR)
-
Assignment of digital output 6
Note
Refer to Section "Digital inputs/outputs (DIs/DOs) (Page 122)" for detailed information about
the digital outputs.
Wiring for the 200 V variant servo drive
The following shows the example when the brake is controlled through the motor holding
brake signal (Brake) of the 200 V variant servo drive.