ICP DAS USA I-7530A-MR-FD User Manual page 43

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respond the RS-232 commands "456789", the CAN message will have

CAN ID "0x002" and "0x003" because of the configurations of the "Fixed

Tx CAN ID" of the I-7530A-MR-FD#2 and I-7530A-MR-FD#3. Due to the

response CAN ID of the I-7530A-MR-FD#1 I-7530A-MR-FD#2, the

Device1 will receive the RS-232 commands "002456789" or "003456789".

Therefore, Device1 can decide the target device which RS-232

commands will be sent to. Also, Device1 knows where the RS-232

commands come from. The general concept of transmitting data from

Device1 to Device2 is shown below.

Note: In pair connection mode, all command strings listed in the section 4

are useless.

I-7530A-MR-FD Modbus RTU to CAN Converter User's Manual (Version 1.0, 08/2022) ------------- 43

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