Siemens SINUMERIK 840D Description Of Functions page 454

8 Application examples
8.3 Testing the function of the brake mechanical system
Alarm number 411101
Meaning:
Remedy:
FB11 call UN
=
AUF "Axis3"; //Test, Z axis brake
O
O
FP
UN
S
S
S
U
U
FP
R
S
R
S
U
FP
R
S
CALL FB
8-454
SINUMERIK 840D/SIMODRIVE 611 digital SINUMERIK Safety Integrated (FBSI) - Edition 11.03
Parameter, axis not in the permissible range
Use the permissible axis number
Note
The user program must call the block. The user must provide an instance DB
with any number for this purpose. The call is multi-instance-capable.
M 111.1; //Request close Z axis brake from FB
A 85.0; //Control Z axis brake
E 73.0; //Initiates the brake test, Z axis
M (GND) 110.7; //Brake test running
M (GND) 110.0;
M (GND) 111.4; //Fault/error occurred
M (GND) 110.7; //Brake test running
M (GND) 110.6; //Next step
DBX 8.4; //Request neutral axis
DBX 68.6; //Checkback signal, axis is neutral
M (GND) 110.6;
M (GND) 110.1;
M (GND) 110.6;
M (GND) 110.5; //Next step
DBX 8.4;
DBX 28.7; //Request PLC monitored axis
DBX 63.1; //Checkback signal, the PLC is monitoring the axis M (GND)
110.5;
M (GND) 110.2;
M (GND) 110.5;
M (GND) 111.0; //Start the brake test for FB
11 , DB 211 (//Brake test block
Start := M
Quit := E
Bclosed := E
controlled
Axis := 3,//Axis number of axis to be tested, Z axis
TimerNo := T
TV_Btactiv := S5T#200MS,//Monitoring time value: Brake test
active DBX71.0
TV_Bclose := S5T#1S,//Monitoring time value: Brake closed
TV_FeedCommand
TV_FXSreached := S5T#1S,//Monitoring time value: Fixed endstop
reached
111.0, //Start brake test
3.7, //Acknowledge error with Reset key
54.0, //Checkback signal, close brake,
110, //Timer number
:= S5T#1S,//Monitoring time value: Traversing
command output
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11.03