Siemens SIMATIC FM 353 - Tool Offset Data

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