Introduction - ICP DAS USA I-7530A-MR-FD User Manual

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1. Introduction

The I-7530A-MR-FD is helpful for exchanging the data between the

RS-232/485/422 devices and the CAN devices. It supports four

communication modes: "Normal", "Modbus Slave" , "Pair connection", and

"Modbus Master" .

In the Normal mode, the I-7530A-MR-FD is designed to unleash the

power of CAN bus via RS-232/485/422 communication method. It

accurately converts ASCII format messages and CAN messages between

RS-232/485/422 and CAN networks. This mode let you to communicate

with CAN devices easily from any PC or programmable devices with RS-

232/485/422 interface.

In the Modbus Slave mode, it allows a Modbus RTU master to

communicate with CAN devices on a CAN network. The following figure

shows the application architecture in this mode.

Figure 1-1: The application architecture in the Modbus Slave mode.

I-7530A-MR-FD Modbus RTU to CAN Converter User's Manual (Version 1.0, 08/2022) ------------- 4

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