Siemens SINUMERIK 840D sl Function Manual page 230

Connecting Sensors/Actuators
7.4 Safe brake test (SBT)
//Reset and fault acknowledgement for sequence, FB11 and FC18 (local reset)
U E
= M
R M
R M
R M
R M
error
//Open AxisDB for axis
AUF DB
//=====================================
//Start new test
O E
O M
FP M
UN M
S M
//–––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––
//Request neutral axis (1)
S M
L B#16#10
T DBB 8
U DBX 68.6
U M
FP M
R M
//–––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––
//Request PLC-monitored axis (2)
S M
R DBX 8.4
S DBX 28.7
U DBX 63.1
U M
FP M
R M
//–––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––
S M
//Start brake test FB11 (3)
CALL FB
Start
Quit
Bclosed :=M109.0
Axis
TimerNo :=T110
TV_BTactiv :=S5T#200MS//Monitoring time value: Brake test
TV_Bclosed :=S5T#1S
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SINUMERIK 840D sl/SINAMICS S120 SINUMERIK Safety Integrated (FBSI sl) – 03.2006 Edition
3.7 //MCP key [//]
109.1 //(local reset)
1106 //Reset step (1) request neutral axis
110.5 //Reset step (2) request PLC-monitored axis
110.3 //Reset step (3) FB11 sequence
111.7 //Reset step (4) transfer axis to NC, completed without
33 //Test, Z axis brake (Ax3)
7.6 //Initiates the brake test, Z axis
109.7 //Brake test running
110.0
109.2 //Brake test error (group error)
109.7 //Brake test running
110.6 //Step (1)
//Set A_NCASpStrobe, and
//Reset A_NCASpKanal A to D (channel 0)
//Feedback signal, axis is neutral
110.6 //Step (1)
110.1
110.6 //Reset step (1)
110.5 //Step (2)
//Reset A_NCASpStrobe
//Request, PLC-monitored axis
//Feedback signal, the PLC is monitoring the axis
110.5 //Step (2)
110.2
110.5 //Reset step (2)
110.3 //Next step (3)
11 , DB104
:=M110.3 //Start FB11 (3)
:=M109.1 //(local reset) here, error acknowledgement FB11
Feedback signal close brake initiated
:=3 //Axis number of axis to be tested, Z axis
//Timer number
//Monitoring time value: Brake closed
© Siemens AG, 2006. All rights reserved
03.06