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5 Description of the Functions
5.5 SIMODRIVE POSMO A functions
Connecting the
holding brake
Parameter
(refer to Chapter
5.6.2)
Signals
(refer to Chapter
5.5.10)
5-188
The brake sequence control operates with the "open holding brake"
output signal. The signal can be output as follows:
S
Motor with integrated holding brake (only 300 W motors)
No additional wiring is required for the brake sequence control.
S
Motor with external holding brake
The external holding brake is controlled using a digital output with
function number 95 (open holding brake).
The following must be observed:
– Output terminal X5, I/Q1, I/Q2
– Activated via P56.4 and P56.6
– Parameterizing the output terminal ––> refer to Chapter 5.5.10
– Connecting up the output terminal ––> refer to Chapter 2.3
– The relay for the holding brake is connected at the parameter-
ized output terminal.
The following parameters are available for the "Holding brake" function:
S
P31
Function, terminal 1
S
P32
Function, terminal 2
S
P56.4
Open holding brake
S
P56.5
Monitoring, holding brake undervoltage
S
P56.6
Open the holding brake, also for an external holding brake
S
P58
Holding brake, brake opening time
S
P59
Speed, close holding brake
S
P60
Holding brake, brake delay time
S
P61
Holding brake, controller inhibit time
The following signals are relevant for the "holding brake" function:
S
Input signal
– Input terminal (X5, I/Q1, I/Q2)
Function number 26
– PROFIBUS
Control signal STW.15
S
Output signal
– Output terminal (X5, I/Q1, I/Q2)
Function number 95
SIMODRIVE POSMO A User Manual (POS1) – 08/2013 Edition
Open holding brake
Open holding brake
Control external holding brake
E Siemens AG 2013 All Rights Reserved
04.01
02.99
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