Siemens SINUMERIK 840D sl Function Manual page 983

General conditions
● FB2 has multi-instance capability.
● Every call of FB11 must be assigned a separate instance DB from the user area.
Declaration of the function
Function_BLOCK FB11
VAR_INPUT
END_VAR
VAR_OUTPUT
END_VAR
Description of formal parameters
Signal
Start
Ackn
Bclosed
Axis
TimerNo
TV_BTactiv
TV_Bclose
TV_FeedCommand
TV_FXSreched
Basic Functions
Function Manual, 01/2015, 6FC5397-0BP40-5BA2
Start BOOL;
Ackn : BOOL;
Bclosed : BOOL;
Axis : INT;
TimerNo : TIMER ;
TV_BTactiv : S5TIME ;
TV_Bclose : S5TIM;
TV_FeedCommand : S5TIME ;
TV_FXSreached : S5TIME ;
TV_FXShold : S5TIME ;
CloseBrake : BOOL;
MoveAxis : BOOL;
Done : BOOL;
Error : BOOL;
State : : BYTE ;
Type
I
I
I
I
I
I
I
I
I
P3: Basic PLC program for SINUMERIK 840D sl
Type Description
BOOL Starts the brake test
BOOL Acknowledge fault
BOOL Checkback input whether Close Brake is activated
(singlechannel - PLC)
INT Axis number of axis to be tested
TIMER Timer from user program
S5TIME Monitoring time value → brake test active, check of
axis signal DBX71.0
S5TIME Monitoring time value → close brake Check of input
signal Bclosed after output CloseBrake has been set.
S5TIME Monitoring time value → Travel command given
Check travel command after MoveAxis has been set
S5TIME Monitoring time value → fixed stop reached
13.17 Block descriptions
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