Siemens SINUMERIK 840 Planning Guide

11.92 10 Data fields
10.2.4 User interface
Overview of the interface signals in data word DW 71
Tool found in
Assigned
magazine
Tool
buffer
Chained
magazine
Submagazine-spe-
cific user interface
DB 10 to DB 25
1)
DL 71 Bit DR 71 Bit
7 6 5
Active
tool
4
Repl.
tool
Local/
external
Global/
ass.
Exchange
tool
Repl.
tool
Active
tool
3 2 1 0 7 6 5 4 3 2 1 0
X
X
X
X
X
X
X
X
X
X
X
X
X
a a a
a
a a
a
a a
a a a
X
a a a
a
a a
a
a a
a a a
X
a a a
a
a a
a
a a
a
a a
a a a
X
a a a
a
a
a
a
a
a
a a a
X
a a a
a
a
a
a
a
a
a
a
a
a a a
X
a a a a
a
a a
a
a
a a
a
a
a a
a
a a a a
X
a a a
a
a
a
a
a
a
a
a
a
a a a
X
a a a a
a
a a
a
a
a a
a
a
a a
a
a a a a
X
a a a a
a
a a
a
a
a a
a
a
a a
a
a a a a
X
a a a
a
a
a
a
a
a
a
a
a
a a a
X
a a a
a
a
a
a
a
a
a
a
a
a a a
X
a a a
a
a a
a
a a
a
a a
a a a
X
a a a a
a
a a
a
a
a a
a
a
a a
a
a a a a
X
a a a a
a
a a
a
a
a a
a
a a a a
X
a a a
a
a
a
a
a
a
a a a
X
a a a
a
a
a
a
a
a
a
a
a
a a a
X
a a a a
a
a a
a
a
a a
a
a
a a
a
a a a a
X
a a a a
a
a a
a
a
a a
a
a
a a
a
a a a a
X
a a a a
a
a a
a
a
a a
a
a
a a
a
a a a a
X
a a a
a
a
a
a
a
a
a
a
a
a a a
X
a a a a
a
a a
a
a
a a
a
a
a a
a
a a a a
X
a a a
a
a
a
a
a
a
a
a
a
a a a
X
via T = 0
H group of H function identical to contents of MD2072
Data for the assigned magazine
Data
word
No.
High-order byte (DL)
Bit 15
Low-order byte (DR)
Bit 15
Bit 15
Bit 15
Bit 0
Bit 0
Bit 0
Bit 0
DW 72
DW 73
DW 74
DW 75
(see D 71.2
Data word number of the tool found within D 71.6
the magazine table D 71.9)
Magazine location number of the tool found (see D 71.1)
Bit 15 Bit 0
(see D 71.2
Magazine location number of the tool found D 71.6
D 71.9)
Number of the special position (see D 71.3)
Current actual position of the assigned magazine
(to be entered by the user)
DW 76
_______
1) In the case of 840/840C, up to DB 13
© Siemens AG 1991 All Rights Reserved 6FC5 197-0AA40-1BP1 10–35
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)