Connecting
6
6.1
Pin assignment of the interfaces
The pins of the component interfaces are assigned as specified in the tables below. Any
deviations are indicated at the relevant point.
Signal type
I
Input
O
Output
B
Bidirectional (inputs/outputs)
V
Power supply
-
Ground (reference potential) or N.C. (not connected)
6.1.1
Power supply
Connector designation:
X10
Connector type:
Terminal block, 3-pin male connector
Max. cable length:
10 m
Pin
Name
Type
Meaning
1
P24 (+)
V/V/-
24 VDC potential (20.4 to 28.8 VDC)
2
M24 (-)
0 V
3
Functional earth
Connection for grounding the housing
6.1.2
Ethernet ports X20, X21
Connector designation:
X20, X21
Connector type:
Standard RJ45 socket
Max. data transmission rate:
10/100 Mbit/s
Max. cable length:
100 m
Connector assignment:
Downlink (switch)
Pin
Name
Type
Remark
1
RX+
I
R
2
RX-
I
Receive -
Machine control panel: MCP 398C
Manual, 07/2018, A5E43199783B AB
39
Summary of Contents for SINUMERIK 840 sl
Page 26: ...Description 2 4 Rating plate Machine control panel MCP 398C 26 Manual 07 2018 A5E43199783B AB ...
Page 34: ...Dimension drawings Machine control panel MCP 398C 34 Manual 07 2018 A5E43199783B AB ...
Page 66: ...Safety symbols Machine control panel MCP 398C 66 Manual 07 2018 A5E43199783B AB ...
Page 68: ...Index Machine control panel MCP 398C 68 Manual 07 2018 A5E43199783B AB ...