Siemens ET 200SP Manual page 21

Connecting
3.1 Terminal assignment and schematic circuit diagram
Schematic circuit diagram
The figure below shows the schematic circuit diagram of the technology module in two-
channel operation.
①
Electrical isolation
②
Shield connection (to DIN rail or ground connection of the plant)
③
Technology
④
Backplane bus interface of the technology module
⑤
Backplane bus
⑥
Input filter (internal 7 A fuse, reverse polarity protection)
⑦
LEDs per channel
⑧
Shunt for current measurement
⑨
Digital input type 3
⑩
Sensor (shielding dependent on configured On delay)
⑪
Motor
⑫
Terminals and terminal numbers on the BaseUnit
Figure 3-3 Circuit diagram for two-channel operation (channel 0 with resistive or inductive load, channel 1 with DC motor)
20
Technology Module TM Pulse 2x24V (6ES7138‑6DB00‑0BB1)
Manual, 05/2019, A5E35061186-AB