Wiring
3.1
Terminal and block diagram
The figure below shows an example of the connections and components of the I/O device.
①
Bus interface with integrated
2-port switch
②
DI circuit
③
Internal supply voltage
X10 to X
Channels 0 to 7
17
X80
Infeed of supply and load
voltage
X81
Loop-through of supply and
load voltage
Figure 3-1 Block diagram
I/O device digital inputs DI 8x24VDC M12-L 8xM12 (6ES7141-6BG00-0BB0)
Equipment Manual, 03/2023, A5E46570417-AD
X1 P1R
MultiFieldbus interface X1
port 1
X1 P2R
MultiFieldbus interface X1
port 2
1L+
Supply voltage 1L+ (non-
switched)
1M
Ground 1M (non-switched)
2L+
Load voltage 2L+ (switched)
2M
Ground 2M (switched)
RN/NS
RUN/network status LED
ER/MS
ERROR/module status LED
MT/IO
MAINT/IO status LED
P1 LK
Link port 1 LED
P2 LK
Link port 2 LED
DI
Channel status/channel error
LEDs
3
17