Siemens SINUMERIK 840 Planning Guide

11.92 9 Examples
9.1.3 Description of the PLC program
9.1.3.11 Data structure
DB 146 Display parameters
A block of eight data words for display parameters is allocated to each display.
Data structure of the text pointer block in DB 146:
Address key Comment
DW 0 Unassigned
DW 1 Signals from operator panel
DW 2 Signals to user
DW 3 Magazine No.
DW 4 Data word No
DW 5 Locator No.
DW 6 Unassigned
DW 7 Text pointer user texts
DL DR
Specifications
concerning
loading/unloading
Data structure of the preselection display in DB 146:
FRWAHL., FRWAHL 2
Address key 193, 194 Comment
DW 8 Magazine No.
DW 9 Locator No.
DW 10 T number
DW 11 T number
DW 12 Unassigned
DW 13 Unassigned
DW 14 Unassigned
DW 15 Unassigned
DL DR
© Siemens AG 1991 All Rights Reserved 6FC5 197-0AA40-1BP1 9–37
SINUMERIK 840/880 (PJ)

Siemens SINUMERIK 840 Specifications

General

Control Type	CNC
Axes	Up to 31
Display	TFT color display
PLC	Integrated
HMI	SINUMERIK Operate
Communication Interfaces	Ethernet, PROFIBUS, PROFINET
Type	CNC system
Programming Languages	G-code
Max Number of Channels	10
Operating Temperature	0 to 45 °C
Relative Humidity	Up to 95% (non-condensing)
Protection Class	IP54 (front panel)