See "Technical data" for the wiring of each I/O terminal on ELC.E14. Following are wiring diagrams showing the connection of ELC.E14 and the extension modules and other Modbus devices like touch panels, thermostats, ammeters and water meters.

Connection to the EM BUS interface of ELC.E14, Connectable to max. five I/O extension modules.
Connection to other Modbus devices. Connectable to max. 31 devices.

When connecting I/O extension modules to ELC.E14, note the following:

  1. Select "EM1 Bus" for "EM Bus Mode" on the device configuration page in Logic Manager Programming Tool. See document A6V14300949 for more information.