![](http://pdfasset.owneriq.net/9/de/9de71720-a8f5-4371-8016-80de3ac79f80/9de71720-a8f5-4371-8016-80de3ac79f80-bga.png)
2. Hardware
2.1 Block Diagram
Figure 2-1 is a block diagram illustrating the functions on the i-7540D module. It
provides the 2500Vrms Isolation in the CAN interface site. And hardware media in
RS-232 interface is only adopted 5-wire connection.
Figure 2-1: Block diagram of i-7540D
i-7540D CAN-Ethernet Gateway User’s Manual (Version 1.4, April/2008)
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