Siemens SINUMERIK 840D Function Manual

Detailed description
2.12 Block descriptions
Basic logic functions: PLC basic program solution line (P3 sl)
Function Manual, 11/2006, 6FC5397-0BP10-2BA0
113
Example: Variable addressing
Reading of two R parameters of channel 1, whose address specifications are stored in DB
120 as the basic type. The R parameter number is parameterized via parameter LineX.
DATA_BLOCK DB 120
VERSION: 0.0
STRUCT
C1_RP_rpa0_0:
STRUCT
SYNTAX_ID : BYTE := B#16#82;
area_and_unit : BYTE := B#16#41;
column : WORD := W#16#1;
line : WORD := W#16#0;
block type : BYTE := B#16#15;
NO. OF LINES : BYTE := B#16#1;
type : BYTE := B#16#F;
length : BYTE := B#16#8;
END_STRUCT;
END_STRUCT;
BEGIN
END_DATA_BLOCK
CALL FB 2, DB 110 (
Req := M 0.0,
NumVar := 2,
Addr1 := "NCVAR".C1_RP_rpa0_0,
Line1 := W#16#1,
Addr2 := "NCVAR".C1_RP_rpa0_0,
Line2 := W#16#2,
Error := M 1.0,
NDR := M 1.1,
State := MW 2,
RD1 := P#M 4.0 REAL 1,
RD2 := P#M 24.0 REAL 1);

Siemens SINUMERIK 840D Specifications

General

Series	SINUMERIK 840D
Axes	Up to 31
Channels	Up to 10
Operating System	Windows-based
Power Supply	24 V DC
Control Unit Type	CNC
Interface	Ethernet, PROFIBUS
Display	TFT color display
Interpolation	Spline
PLC	Integrated PLC
Data Storage	CompactFlash, USB