Siemens SIMATIC S5 ET 200U - Dismantling Crimp Snap-In Contacts; Interface Module, Sensors, and Actuators; Installing, Dismantling and Replacing the Hardware of an et 200 Station; Terminal Assignment of the Front Connector of the 482 Digital

ET 200U Distributed I/O Station
EWA 4NEB 812 6087-02b
Figures
3-1 Installation on a Standard Mounting Rail 3-4. . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-2 Connecting the Bus Units 3-5. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-3 System to Prevent Plugging In the Wrong Module 3-6. . . . . . . . . . . . . . . . . . . .
3-4 Removing an ET 200U Interface Module from a Rail 3-7. . . . . . . . . . . . . . . . . .
3-5 Removing Bus Units from a Standard Mounting Rail 3-8. . . . . . . . . . . . . . . . . .
3-6 Multi–Tier Configuration in a Cabinet Using IM 316 Interface Modules 3-10. . .
3-7 Multi–Tier Configuration with a Row of Devices 3-10. . . . . . . . . . . . . . . . . . . . . .
3-8 Numbering with Multi–tier Configuration 3-11. . . . . . . . . . . . . . . . . . . . . . . . . . .
3-9 Screw–Type Connection 3-12. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-10 Inserting Crimp Snap–In Contacts 3-13. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-11 Dismantling Crimp Snap–In Contacts 3-14. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-12 Connecting a Power Supply Module to the Mains 3-15. . . . . . . . . . . . . . . . . . . .
3-13 Two–Wire Connection of a Sensor to Channel 2 3-17. . . . . . . . . . . . . . . . . . . . .
3-14 Two–Wire Connection of a Lamp to Channel 2 3-18. . . . . . . . . . . . . . . . . . . . . . .
3-15 Connecting a Sensor to Channel 4 3-19. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-16 Connecting a Lamp to Channel 6 3-20. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-17 Connecting a Sensor and Load to the 482 Digital I/O Module 3-22. . . . . . . . . .
3-18 Configuration with a 115 V AC/230 V AC Power Supply for an
ET 200U Interface Module, Sensors, and Actuators 3-25. . . . . . . . . . . . . . . . . .
3-19 Grounded Configuration with a 24 V DC Power Supply for an ET 200U
Interface Module, Sensors, and Actuators (Safe Electrical Isolation
According to VDE 0160) 3-26. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-20 Ungrounded Configuration with a 24 V DC Power Supply for an
ET 200U Interface Module 3-27. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-21 Simplified Illustration of a Configuration with Nonfloating I/O Modules 3-29. . .
3-22 Simplified Illustration of a Configuration with Floating I/O Modules 3-31. . . . . .
Tables
3-1 Installing, Dismantling and Replacing the Hardware of
an ET 200 Station 3-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-2 Connecting the Load Voltage to the Terminal Block of a Bus Unit 3-16. . . . . . .
3-3 Terminal Assignment of the Front Connector of the 482 Digital
I/O Module 3-21. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Mechanical and Electrical Configuration