Pin Assignment (2-Wire Connection); Sample Connection Scheme For 1-Wire Connection; Example Connection Scheme For Di-2 Wire Sensor Connection - Siemens SIMATIC ET 200SP HA Equipment Manual

Connection

4.4 Example connection scheme for DI-2 wire sensor connection

4.2

Pin assignment (2-wire connection)

Definition
The pin assignment provides information about the arrangement and identification of the
terminals when wiring a connector.
Description
The pin assignment on the left side of the terminal blocks with potential distributor corresponds
to the following assignment:
Pin assignment (1-wire connection) (Page 13)
The potential distributor with the following terminals is located on the right side of the terminal
block:
• 32 L+ terminals for power supply of sensors.
• Four M terminals
Note
• The L+ terminals on the potential distributor are intended exclusively for the sensors
connected to the I/O module using a 2-wire connection system.
• You may not use these terminals as voltage source for other devices in the system.
4.3

Sample connection scheme for 1-wire connection

Example
For example, when using an external supply voltage with ground connection to M
4.4 Example connection scheme for DI-2 wire sensor connection
Example
This connection variant is only permitted with terminal blocks of the type "potential distributor".
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Equipment Manual, 10/2021, A5E48262828-AB
DI 32x24VDC HA