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Modbus RTU (RS-485)

Connecting Modbus RTU (RS-485) outputs
General All SME devices implement a MODBUS RTU compliant RTU slave. The default configuration of the MODBUS RTU slave is 38400 and ODD parity. Connec...
Thu, 8 Jul, 2021 at 5:28 PM
Modbus Input Registers
The table uses PDU addressing; addresses start at zero. Depending on the PLC used it might be required to add 1 to the addresses in the table below. Mod...
Thu, 29 Feb, 2024 at 6:59 PM
Data-Types (Modbus RTU RS-485)
Float: IEEE754 floating point. This data type spans two registers which should be read together. Depending on the endianness of the host it might be necess...
Fri, 3 Jul, 2020 at 2:03 PM
Modbus RTU Command and Response Examples
This section helps with the syntax for Modbus RTU Commands and Responses for the mostly used Rheonics parameters.  Reading the parameter 2, Temperature me...
Thu, 29 Feb, 2024 at 6:58 PM
Quick Modbus RTU connection verification with ModbusPoll master software
ModbusPoll is a commercially available software from Witte GmbH. 1. Intro to Modbus RTU on Rheonics SME All SME devices implement a MODBUS RTU-compliant ...
Thu, 30 Nov, 2023 at 12:13 AM
Modbus RTU Troubleshooting
1.MODBUS RTU TROUBLESHOOTING 1.1.Verify the Baud Rate, Stop Bits, Data Bits and Parity. Factory default settings of Modbus parameters: address=1 baud...
Thu, 29 Feb, 2024 at 6:59 PM
Modbus RS485 to USB converter compatible with Rheonics SME
Modbus RTU is available on Rheonics process density meters and viscometers over a 2-wire RS-485 interface. The device does not have internal biasing resisto...
Thu, 7 Dec, 2023 at 11:13 PM
Modbus Organization partnership with Rheonics
The Modbus Organization is a group of independent users and suppliers of automation devices that seeks to drive the adoption of the Modbus communication pro...
Wed, 28 Feb, 2024 at 10:56 PM