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