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Changes for page 14. Modbus

Last modified by writer on 2025/07/15 19:25
From version 4.1
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To version 3.1
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on 2025/07/15 19:04
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1 -Modbus RTU communication is supported at the hardware level on the following devices:
2 -
3 -* PX1;
4 -* PLCM-E3 + PLCM-B1-G2.
5 -
6 -When using other controllers that do not support the Modbus RTU protocol, communication is configured by connecting to a PC via a USB-RS485 converter, for example, via [[PLB485>>https://purelogic.ru/catalog/konverter_plb485/]].
7 -
8 -When working via Modbus RTU, PUMOTIX acts as a Master device, and all connected devices must be in Slave mode.
9 -
10 -Supported functions:
11 -
12 -* Read - 0x03 (Read Holding Registers);
13 -* Read - 0x04 (Read Input Registers);
14 -* Write - 0x06 (Write Single Register);
15 -* Write - 0x10 (Write Multiply Registers).
16 -
17 -Connection and configuration examples for some frequency converters:
18 -
19 19  {{documentTree root="document:xwiki:Руководство пользователя.Modbus.WebHome" compact="true" showAttachments="false" showTranslations="false"/}}