Siemens SINUMERIK 840 Planning Guide

01.91 9 Examples
9.1.3 Description of the PLC program
Data blocks DB 145, DB 146 (set up in FB 161)
DB 145 Status words
DB 146 Display parameters
Selection buffer and display exchange list
Data blocks DB 183 to DB 185 (set up by FB 161, length: 255)
(package 2 only)
DB 183 Identifications
DB 184 T number (high)
DB 185 T number (low)
Selection buffer DB 183 to DB 189
Data blocks DB 186 to DB 189 (set up by FB 161, length: 50)
(only for package 1 from DB 183 onwards)
DB 183 Locator number/magazine number
DB 184 Corresponds to contents of DB 151
DB 185 Corresponds to contents of DB 152
DB 186 Corresponds to contents of DB 153
DB 187 First T number
DB 188 Second T number
DB 189 Duplo number
© Siemens AG 1991 All Rights Reserved 6FC5 197-0AA40-1BP1 9–35
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)