Defining Parameters
5-21
FM 353 Stepper Drive Positioning Module
6ES7 353-1AH01-8BG0
5.3.3
Tool offset data
DB structure
Table 5-6 gives you a general view of the structure of the “tool offset data” data
block (DB-WK).
Table 5-6
DB structure
−
tool offset data
Byte
Variable type
Value
Significance of the variables
Comment
DB header
0
WORD
Rack slot
Module address
2
WORD
DB No. (
1000)
As in DB header
4
DWORD
Reserved
8
WORD
Error No. (from FM)
With HMI services
10
WORD
1
Channel number
12
2 STRING
TO
DB identifier/type
2 ASCII characters
16
DWORD
353
Module identifier
FM 353
20
4 CHAR
0
Version number/block number
(DB structure)
24
DWORD
1
−
3
Measurement-system grid per MD7
Unit of measurement
28
WORD
0/1
Parameter (DB) backup
Job via HMI
30
WORD
Reserved
32
DINT
DINT
DINT
−
10
9
−
10
9
−
10
9
−
10
9
−
10
9
−
10
9
Tool length offset 1
Wear value 1 absolute
Wear value 1 additive
Tool 1
44
DINT
DINT
DINT
−
10
9
−
10
9
−
10
9
−
10
9
−
10
9
−
10
9
Tool length offset 2
Wear value 2 absolute
Wear value 2 additive
to
Tool length offset 20
Wear value 20 absolute
Wear value 20 additive
Tool 2
to
Tool 20
see Section 10.1
Summary of Contents for SIMATIC FM 353
Page 22: ...Product Overview 1 12 FM 353 Stepper Drive Positioning Module 6ES7 353 1AH01 8BG0 ...
Page 32: ...Installing and Removing 3 6 FM 353 Stepper Drive Positioning Module 6ES7 353 1AH01 8BG0 ...
Page 282: ...Description of Functions 9 82 FM 353 Stepper Drive Positioning Module 6ES7 353 1AH01 8BG0 ...
Page 354: ...User Data Block AW DB B 16 FM 353 Stepper Drive Positioning Module 6ES7 353 1AH01 8BG0 ...