Siemens SINAMICS G150 - Page 564

Functions, monitoring, and protective functions
9.3 Extended functions
Converter cabinet units
564 Operating Instructions, 07/2016, A5E03347396A
Control and status messages for extended brake control
Table 9- 10 Control of extended brake control
Signal name
Binector input
Control word sequence control/
interconnection parameters
Enable speed setpoint
p1142 BI: Enable speed setpoint
STWA.6
Enable setpoint 2 p1152 BI: Setpoint 2 enable p1152 = r899.15
Unconditionally release holding brake p0855 BI: Unconditionally release hold-
ing brake
STWA.7
Enable speed controller p0856 BI: Enable speed controller STWA.12
Unconditionally apply holding brake
p0858 BI: Unconditionally apply holding
brake
STWA.14
Table 9- 11 Status message of extended brake control
Signal name
Parameter
Brake status word
Command, release brake (continuous
signal)
r1229.1 B_STW.1
Pulse enable, extended brake control
r1229.3
B_STW.3
Brake does not release
r1229.4
B_STW.4
Brake does not close
r1229.5
B_STW.5
Brake threshold exceeded
r1229.6
B_STW.6
Brake threshold fallen below
r1229.7
B_STW.7
Brake monitoring time expired
r1229.8
B_STW.8
Request, pulse enable missing/n_ctrl
inhibited
r1229.9 B_STW.9
Brake OR logic operation result
r1229.10
B_STW.10
Brake AND logic operation result
r1229.11
B_STW.11
Function diagram
FP 2704
Extended brake control – standstill detection (r0108.14 = 1)
FP 2707
Extended brake control – release/close brake (r0108.14 = 1)
FP 2711
Extended brake control – signal outputs (r0108.14 = 1)