Siemens SINAMICS S120 Manual De Listas página 2275

Control Unit
Enable signals for SBC CU
> 0
Safety enable p9601
&
= 1
Enable SBC p9602
Causes for "close brake"
From the STO
shutdown paths
[2810.6]
&
0 = Pulses
cancelled
[2811.3] DIAG_L
Safety fault
[2802.8]
Motor Module
Causes for "safely close brake"
From the STO
Shutdown paths
[2810.6]
&
0 = Pulses
canceled
[2811.3]
Safety fault
[2802.8]
Enable signals for SBC MM
> 0
Safety enable p9801
&
= 1
Enable SBC p9802
Note:
With VECTOR with activated "parallel circuit" Function Module (r0108.15 = 1), the holding brake may only be connected to a power unit (p7015).
1 2
DO: SERVO, VECTOR
SI Basic Functions - SBC (Safe Brake Control), SBA (Safe Brake Adapter)
1 = "SBC enabled"
1 = SBC requested
r9772
r9772.4 [2804.2]
1
1 = "Fault, brake control"
≥1
0 = "SBC requested"
Safety Logic CU
(Implementation and
monitoring of brake control)
0 = "SBC selected"
0 = "SBC selected"
Safety Logic MM
(Implementation and
monitoring of brake control)
≥1
0 = "SBC requested"
1 = Fault, brake control
1
1 = SBC requested
r9872
r9872.4
[2804.5]
1 = "SBC enabled"
3 4
0
1
<2>
SI SBA S_src CU
<3>
p9621
SBA_DIAG
<2>
BR_DIAG
Upper gating control channel
+24 V
BR2
<2>
1 = Transistor conductive
M
BR1
<2>
Lower gating control channel
&
F30630 "Incorrect safety brake control, MM"
5
fp_2814_54_eng.vsd
07.05.15 V05.02.03
<1> Motor brake 24 V DC.
r9780 CU
<2> Not if:
p9602 = p9802 = 0 and p1278 = 1
<3> Only for Booksize.
<4> Only for Chassis (CIM).
<5> Motor brake 230 V AC.
Signal source used hardware
(e.g. r0722.x, TM31, ...)
(0)
Safe Brake Adapter feedback signal
r9880 MM
r9872
<4>
r9872.3
<3>
<1>
SBA - BR+
<3>
S
B
<4>
<5>
A
<1>
SBA - BR-
Rapid de-excitation
BR_DIAG
Brake rectifier
[2802.1]
SBA: Safe Brake Adapter
SBC: Safe Brake Control
6 7
Function diagram
S120/S150/G130/G150
~
M
8
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