Siemens SINUMERIK 840D sl Function Manual page 1157

Error identifiers
State
0
1
2
3
4
5
6
7
8
9
10
11
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.
Basic logic functions: PLC Basic program powerline (P3 pl)
Function Manual, 11/2006, 6FC5397-0BP10-2BA0
Meaning
No error
Start conditions not fulfilled, e.g., axis not under closedloop control/brake closed/axis
disabled
No NC checkback in "Brake test active" signal on selection of brake test
No "Brake applied" checkback by input signal BClosed
No travel command output (e.g., axis motion has not been started)
Fixed end stop will not be reached -> axis reset was initiated
Traversing inhibit/approach too slow -> fixed end stop cannot be reached. TV
FXSreached monitoring timeout
Brake is not holding at all (end position is reached)/approach velocity too high
Brake opens during the holding period
Error in brake test deselection
Internal error
"PLC monitoring axis" signal not activated by the user program
Detailed description
2.12 Block descriptions
173