Siemens SINUMERIK 840 Planning Guide

9 Examples 11.92
9.1.3 Description of the PLC program
Data structure of buffer assignment in DB 146:
FRBLGZWS.
Address key 171 Comment
DW 16 Pointer change position
DW 17 Pointer loading point
DW 18 T No. change position
DW 19 T No. change position
DW 20 T No. loading position
DW 21 T No. loading position
DW 22 Locator No. change position
DW 23 Locator No. loading position
DL DR
Data structure of the magazine assignment in DB 146:
FRBLGMAG.
Address key 172 Comment
DW 24 Magazine No.
DW 25 Start-of-area pointer
DW 26 Length-of-area pointer
DW 27 Cursor pointer
DW 28 Unassigned
DW 29 Unassigned
DW 30 Unassigned
DW 31 Unassigned
DL DR
9–38 © Siemens AG 1991 All Rights Reserved 6FC5 197-0AA40-1BP1
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)