Siemens SINAMICS S110 List Manual page 840

Control Unit (Processor 1)
Enable signals for SBC P1
> 0
Safety enable p9601
&
= 1
Enable SBC p9602
Causes for "close brake"
0 = STO_P1
From the STO
shutdown paths
[2810.6]
0 = STO_P2
&
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 extennded brake control [2711.8]
Power Module (Processor 2)
Causes for "safely close brake"
0 = STO_P1
From the STO
Shutdown paths
[2810.6]
0 = STO_P2
&
DIAG_U
0 = Pulses
canceled
[2810.7]
DIAG_L
Safety fault
1 = STOP A
[2802.8]
Enable signals for SBC P2
> 0
Safety enable p9801
&
= 1
Enable SBC p9802
1 2
DO: SERVO
Safety Integrated - Basic Functions, SBC (Safe Brake Control)
1 = "SBC enabled"
1 = "Fault, brake control"
1
0 = "SBC requested"
1
Safety Logic CU (P1)
(Implementation and
1 = SBC
monitoring of brake control)
requested
<2>
r9772.4
2804.2]
BR1*
0 = "SBC selected"
PM-IF
BR1*
0 = "SBC selected"
Safety Logic PM (P2)
(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, P1"
1
<2>
BR2* BR_DIAG
BR1
BR2*
BR1 BR2
BR_DIAG
BR1
1 = Transistor conductive
F30630
&
"Incorrect safety brake control, P2"
5
fp_2814_98_eng.vsd
14.09.10 V04.04.00
2 ms
<2> Not if:
p9602 = p9802 = 0
and p1278 = 1
2 ms
Diagnostic signal
Upper gating control channel
+24 V
BR+
BR_DIAG [2802.1]
BR-
M
<1> Both transistors
conductive
--> 24 V on the brake
BR2
--> Brake opened
The BR+ and BR-
Lower gating control channel
outputs are only
PM-IF: Power Module Interface
available for compact
SBC: Safe Brake Control
drive units.
(Sichere Bremsenansteuerung)
6 7
Function diagram
SINAMICS S110
<1>
M M
<1>
8
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