Siemens Sinumerik 840D sl Function Manual page 335

10/15
Signal Type
Error A
State A
FB11 error identifiers
State
0 No error
1 Start conditions not fulfilled, e.g. axis not under closedloop control/brake closed/
axis disabled
2 No NC checkback in "Brake test active" signal on selection of brake test
3 No "Brake applied" checkback by input signal Bclosed
4 No traversing command output (e.g. axis motion has not been started)
5 Fixed stop not reached --> axis reset was initiated
6 Traversing inhibit/approach too slow --> fixed stop cannot be reached. Monitoring
time TV_FXSreached has expired.
7 Brake is not holding at all (the end position is reached)/approach speed is too high
8 Brake opens during the holding time
9 Error when deselecting the brake test
10 Internal error
11 "PLC--controlled axis" signal not enabled in the user program
Note
The block must be called by the user program. The user must provide an instance
DB with any number for this purpose. The call is multi--instance--capable.
Additional alarm support
To support the commissioning of the brake test Alarm 20096, "Axis %1 brake test
aborted, additional information %2" can be enabled with MD11411 $MN_ENABLE_
ALARM_MASK, bit 5 = 1. This alarm supplies more detailed information if the
brake test is interrupted.
© Siemens AG 2015 All Rights Reserved
SINUMERIK 840D sl/SINAMICS S120 SINUMERIK Safety Integrated (FBSI sl) - - 10.2015 Edition
Type
BOOL Error has occurred
BYTE Error status
Connecting Sensors/Actuators
7.6 Safe Brake Test (SBT)
Remark
Meaning
7-335