Efficient Networks Siemens Sinamics S120 - Manual (Page 230)

Function modules
7.4 Extended brake control
Drive Functions
230
Function Manual, (FH1), 07/2007 Edition, 6SL3097-2AB00-0BP4
Control and status messages for extended brake control
Table 7-2 Control: 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
holding brake
STWA.7
Enable speed controller p0856 BI: Enable speed controller STWA.12
Unconditionally close the holding brake p0858 BI: Unconditionally close the
holding brake
STWA.14
Table 7-3 Status message: extended brake control
Signal name Parameters Brake status word
Command, open brake (continuous
signal)
r1229.1 B_ZSW.1
Pulse enable, expanded brake control r1229.3 B_ZSW.3
Brake does not open r1229.4 B_ZSW.4
Brake does not close r1229.5 B_ZSW.5
Brake threshold exceeded r1229.6 B_ZSW.6
Brake threshold fallen below r1229.7 B_ZSW.7
Brake monitoring time expired r1229.8 B_ZSW.8
Request, pulse enable missing/n_ctrl
inhibited
r1229.9 B_ZSW.9
Brake OR logic operation result r1229.10 B_ZSW.10
Brake AND logic operation result r1229.11 B_ZSW.11