Siemens SIMATIC ET 200SP Manual page 23

U - SENSE voltage ground reference, channel n
Rn
PWR Power LED (green)
Figure 5-1 Wiring and block diagrams for 4-wire connection
Note
Always specify the connection type used in the hardware configuration (4-wire or 6-wire) to
ensure correct operation of the module.
Analog input module AI 2xSG 4-/6-wire HS (7MH4134-6LB00-0DA0)
Manual, 09/2018, A5E41867508A-AB
AI0, AI1 Channel status LED (green)
F0, F1 Channel fault LED (red)
Connecting
5.1 Wiring and block diagram
21