Siemens SINUMERIK 840 Planning Guide

10 Data Fields 11.92
10.1.2 PLC machine data words (DB 61)
Data
word
No.
High-order byte (DL)
Machine data for user bits when loading via computer link
Bit 15
Low-order byte (DR)
Bit 15
Bit 0
Bit 0
DW 78
m+78
DW 79
m+79
User bit 1
Bit No.
User bit 1
Data block No.
User bit 2
Data block No.
User bit 2
Bit No.
PLC
1)
Address m
<Software Version 6.1
Address m
Software Version 6.1
1
2
2000
2100
2000
2250
_______
1) PLC 2 applies to SINUMERIK 880/880 GA2 only
10–6 © 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)