
ET 200pro FC
Operating Instructions, 11/2007, A5E01100763B AA
33
Interfaces
3
3.1 Communication interfaces
Overview
The frequency converter has 3 communication interfaces. These are:
● An optical interface for commissioning the frequency converter using a PC and the
RS232 interface
● A fieldbus connection
Through the ET 200pro backplane bus for communicating with a higher-level control
● An MMC slot
Slot for a special micro memory card (MMC). The MMC can be used as a parameter
memory or for updating firmware.
Figure 3-1 Interfaces on the ET 200pro
① Optical interface
② ET 200pro backplane bus
③ MMC
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