Siemens SINUMERIK 840D sl Function Manual

Detailed Description
2.16 Feeds (V1)
Basic logic functions: NC/PLC interface signals (Z1)
Function Manual, 11/2006, 6FC5397-0BP10-2BA0
137
DB21, ...
DBX25.3 Feed rate override selected for rapid traverse
Signal state 0 or
edge change
1 → 0
The feed rate override switch should not be activated as rapid traverse override switch.
Application
example(s)
The signal is used when no separate rapid traverse override switch is available.
DB 21, ...
DBX29.0 - DBX29.3 Activate fixed feed rate 1 - 4 for path/geometry axes
Edge evaluation: no Signal(s) updated: cyclic
Description These signals are used to select/de-select the function "fixed feed" and define which fixed feed
should be effective for path/geometry axes.
%LW %LW %LW %LW 0HDQLQJ
)L[HGIHHGLVGHVHOHFWHG
)L[HGIHHGLVVHOHFWHG
)L[HGIHHGLVVHOHFWHG
)L[HGIHHGLVVHOHFWHG
)L[HGIHHGLVVHOHFWHG




















Corresponding to .... MD12202 $MN_PERMANENT_FEED[n]
MD12200 $MN_RUN_OVERRIDE_0
2.16.2 Signals to axis/spindle (DB31, ...)
DB31, ...
DBB0 Feed rate override (axisspecific)
Edge evaluation: no Signal(s) updated: cyclic

Siemens SINUMERIK 840D sl Specifications

General

Control Type	CNC
Number of Axes	Up to 31
Max Number of Channels	10
Interfaces	Ethernet, PROFIBUS, PROFINET, USB
Interpolation	5-axis interpolation
Operating Temperature	0°C to 45°C
Relative Humidity	Up to 95% (non-condensing)
Display	TFT color display, various sizes
Programming Languages	DIN/ISO
Safety Features	Safety Integrated
PLC	Integrated PLC S7-300
Drive Interface	SINAMICS S120
Data Storage	CF card, USB
Operating System	Windows-based