While reading data through MODBUS, the following addresses can be used. “03 - Read Holding Registers”
must be selected to read the MODBUS data.
We can send commands by using MODBUS. To do that function 06 – Write Single Register must be used.
The data is dened as unsigned words (2 bytes).
Appendix-5: Modbus List
Address Coecient Data Denition Read (R) / Write (W)
100 1 L1 Input Voltage R
101 1 L2 Input Voltage R
102 1 L3 Input Voltage R
103 1 L1 Input Current R
104 1 L2 Input Current R
105 1 L3 Input Current R
106 0,1 Input Frequency R
107 1 L1 Output Voltage R
108 1 L2 Output Voltage R
109 1 L3 Output Voltage R
110 1 L1 Output Current R
111 1 L2 Output Current R
112 1 L3 Output Current R
113 0,1 Output Frequency R
114 1 L1 Output Load Percentage R
115 1 L2 Output Load Percentage R
116 1 L3 Output Load Percentage R
117 1 L1 Bypass Voltage R
118 1 L2 Bypass Voltage R
119 1 L3 Bypass Voltage R
120 1 Positive Battery String Voltage R
121 1 Negative Battery String Voltage R
122 1 Positive Battery String Current R
123 1 Negative Battery String Current R
124 1 Battery / Ambient Temperature R
125 1 Positive DC Bus String Voltage R
126 1 Negative DC Bus String Voltage R
127 1 UPS Conditions and Alarms (***) R
201 1 If “1” is sent then beeper will be on. If “0” is sent then beeper will be o. R/W
202 1 If “1” is sent then a battery test will start. R/W
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