Siemens SINUMERIK 840D sl Equipment Manual

Pin assignment
Table 7-2 Power supply X124
Pin Signal name Signal type Meaning
+ P24 VI Power supply 24 V
+ P24 VI
M M VO Ground
M M VO
Signal type: VI = voltage input;VO = voltage output
Note
The two "+" or "M" terminals are jumpered in the connector. This ensures the 24 V voltage is
looped through.
Position of power supply interface

0
-XPSHU
3RZHUVXSSO\FRQQHFWRU
Figure 7-3 Power supply interface
Connecting
7.5 Power supply
NCU 7x0.3B PN
52 Equipment Manual, 10/2020, 6FC5397-1EP40-6BA1

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