Siemens SINAMICS S Series List Manual page 1213

Control Unit
Enable signals for SBC CU
> 0
Safety enable p9601
&
= 1
Enable SBC p9602
Causes for "close brake"
0 = STO_CU
From the STO
shutdown paths
[2810.6]
0 = STO_MM
&
DIAG_U
0 = Pulses
cancelled
[2810.7]
DIAG_L
Safety fault
1 = STOP A
[2802.8]
Close "normal" brake from the basic brake control [2701.8]
Close "normal" brake from the expanded brake control [2711.8]
Motor Module
Causes for "safely close brake"
0 = STO_CU
From the STO
Shutdown paths
[2810.6]
0 = STO_MM
&
DIAG_U
0 = Pulses
canceled
[2810.7]
DIAG_L
Safety fault
1 = STOP A
[2802.8]
Enable signals for SBC MM
> 0
Safety enable p9801
&
= 1
Enable SBC p9802
1 2
DO: SERVO, VECTOR
Safety Integrated - Basic Functions, SBC (Safe Brake Control)
1 = "SBC enabled"
1 = "Fault, brake control"
1
0 = "SBC requested"
1
Safety Logic CU
(Implementation and
1 = SBC
monitoring of brake control)
requested
<2>
r9772.4
2804.2]
BR1*
0 = "SBC selected"
DRIVE-CLiQ
BR1*
0 = "SBC selected"
Safety Logic MM
(Implementation and
monitoring of brake control)
<2>
1
0 = "SBC requested"
1
1 = Fault, brake control
1 = SBC
requested
<2>
r9872.4
[2804.5]
1 = "SBC enabled"
3 4
0
F07930 "Incorrect brake control"
F01630 "Incorrect safety brake control, CU"
1
<2>
BR2* BR_DIAG
BR1
DRIVE-CLiQ controller
BR2*
BR1 BR2
BR_DIAG
BR1
1 = Transistor conductive
F30630
&
"Incorrect safety brake control, MM"
5 6
fp_2814_01_eng.vsd
11.05.07 V02.05.00
r9780 CU
<2> Not if:
p9602 = p9802 = 0
and p1278 = 1
r9880 MM
Diagnostic signal
Upper gating control channel
+24 V <1>
BR+
BR_DIAG [2802.1]
BR-
<1>
M
<1> Both transistors
conductive
--> 24 V on the brake
BR2
--> Brake opened
The BR+ and BR-
Lower gating control channel
outputs are only
available for compact
drive units.
7 8
Function diagram
- 2814 -
SINAMICS S
M M
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