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Changes for page 1 Communication

Last modified by Hunter on 2024/07/01 10:54
From version 223.1
edited by Hunter
on 2023/03/23 14:57
Change comment: There is no comment for this version
To version 228.1
edited by Hunter
on 2023/03/23 19:10
Change comment: There is no comment for this version

Summary

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2050 2050  |(% style="width:107px" %)0x14|(% style="width:100px" %)20|Ib|float|2|(% style="width:318px" %)Phase Current data, Unit A
2051 2051  |(% style="width:107px" %)0x16|(% style="width:100px" %)22|Ic|float|2|(% style="width:318px" %)Phase Current data, Unit A
2052 2052  
2053 -
2053 +{{info}}
2054 +**✎Note: **We usually use the Data Type 4 for read the Modbus registers(Function Code 03)
2055 +{{/info}}
2054 2054  
2057 +For example, here we want to read the Phase Voltage Ua (Modbus offset 0006), the Modbus register main No. requires input decimal number, and check whether the actual address has one address offset, so the tag configured like the following screenshot:
2058 +
2059 +(% style="text-align:center" %)
2060 +[[image:VNETModbusTagSettings.png]]
2061 +
2062 +(% style="text-align:center" %)
2063 +[[image:VNETModbusTagByteSettings.png]]
2064 +
2065 +{{info}}
2066 +**✎Note: **If the read value is incorrect, please check whether need to change the Byte order.
2067 +{{/info}}
2068 +
2069 +Set the Modbus Slave Station No.
2070 +
2071 +(% style="text-align:center" %)
2072 +[[image:ModbusStationSettings.png]]
2073 +
2074 +If the communication is setup successfully, the tag will show green light.
2075 +
2076 +(% style="text-align:center" %)
2077 +[[image:Monitoringtaggreenlight.png]]
2078 +
2055 2055  == **MODBUS RTU Master** ==
2056 2056  
2057 2057  Select the protocol "Modbus RTU Master",
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ModbusStationSettings.png
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Monitoringtaggreenlight.png
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VNETModbusTagByteSettings.png
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VNETModbusTagSettings.png
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