Modbus TCP (Ethernet)
General The Rheonics SME devices, offer the Modbus TCP service over the Ethernet interface. The Modbus message service provides a Client/Server communic...
Tue, 15 Sep, 2020 at 4:42 PM
The structure of the request and response body in Modbus TCP connections, from the function code to the end of the data portion, has exactly the same layout...
Fri, 3 Jul, 2020 at 4:18 PM
For each parameter there are four registers associated; the first two contain the value of the parameter in float data type, and the last two are the value ...
Tue, 28 Jun, 2022 at 7:29 PM
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 4:14 PM
The error register shows information about the sensor state and measurements. A 0 value means no error. A combination of values from 1-13 means the sen...
Fri, 3 Jul, 2020 at 4:17 PM
Reading the parameter 3; Temperature median, in float32 data type. Address =56 = 0x0038 (word) (Address in Hex of the first register) Functional code=...
Fri, 3 Jul, 2020 at 4:30 PM
ModbusPoll is a commercially available software from Witte GmbH. 1. Intro to Modbus TCP/IP on SME (Rheonics Sensor Electronics) All SME devices imple...
Tue, 21 Jun, 2022 at 6:29 PM
Rheonics have developed pre built .mbp files that will help with the correct settings of the mapped address in modbus when using the Modbuspoll tool/softwar...
Sun, 26 Jun, 2022 at 3:05 AM
1 MODBUS TCP/IP TROUBLESHOOTING 1.1. Make sure you can ping the device, verify the IP Address and Unit ID(Modubus ID default is 255) are correct by usin...
Tue, 2 Nov, 2021 at 4:36 AM