Siemens SIMATIC ET 200SP Equipment Manual page 18

Connecting
3.1 Wiring and block diagram
Block diagram
The following figure shows the pin assignment of the digital input module F-DI 8×24VDC HF
on the BaseUnit BU type A0.
①
②
③
④
⑤
L+
M
Figure 3-1
20
Backplane bus interface
Input electronics
Reverse polarity protection
Color identification label with
color code CC01 (optional)
Power supply filter circuit (only
present with light-colored
BaseUnit)
24 V DC (infeed only with light-
colored BaseUnit)
Mass supply voltage
Block diagram
VS Internal sensor supply, channel n
n
P1, P2, Internal self-configuring voltage buses
AUX Connection to left (dark BaseUnit)
Connection to left interrupted (light BaseUnit)
DI Input signal, channel n
n
DIAG Error or diagnostics LED (green, red)
.0 to .7 Channel status LED (green)
F.0 to Channel fault LED (red)
F.7
PWR Power LED (green)
Digital input module F-DI 8x24VDC HF (6ES7136-6BA01-0CA0)
Equipment Manual, 10/2021, A5E50578307-AA