Siemens SINUMERIK 840 Planning Guide

10 Data fields 01.91
10.7 Assignment of the interface bytes in DB 36
10.7 Assignment of the interface bytes in DB 36
The following interface bytes are reserved in DB 36 by the tool management software:
DW
No. of the interface byte
(NSBY)
Assigned to
DR 31 64 FB 135
DL 31 63 FB 130/FB 155
DR 30 62 FB 134
DL 30 61 FB 134
DR 29 60 FB 134
DL 29 59 FB 134
DR 28 58 FB 134
DL 28 57 FB 134
DR 27 56 Operator panel, general
DL 27 55 Operator panel (tool reactivated)
DR 26 54 Operator panel (tool reactivated)
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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)