CHAPTER 7: MODBUS COMMUNICATIONS
MODBUS MEMORY MAP
PQM POWER QUALITY METER – INSTRUCTION MANUAL
7–75
F14
UNSIGNED INTEGER - ANALOG OUTPUT TYPE
FFFF
0 = Not Used
---
1 = Phase A Current
---
2 = Phase B Current
---
3 = Phase C Current
---
4 = Neutral Current
---
5 = Average Phase Current
---
6 = Current Unbalance
---
7 = Voltage Van
---
8 = Voltage Vbn
---
9 = Voltage Vcn
---
10 = Voltage Vab
---
11 = Voltage Vbc
---
12 = Voltage Vca
---
13 = Average Phase Voltage
---
14 = Average Line Voltage
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15 = Voltage Unbalance
---
16 = Frequency
---
17 = 3 Phase Power Factor
---
18 = 3 Phase Real Power (kW)
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19 = 3 Phase Reactive Power (kvar)
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20 = 3 Phase Apparent Power (kVA)
---
21 = 3 Phase Real Power (MW)
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22 = 3 Phase Reactive Power (Mvar)
---
23 = 3 Phase Apparent Power (MVA)
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24 = Phase A Power Factor
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25 = Phase A Real Power
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26 = Phase A Reactive Power
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27 = Phase A Apparent Power
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28 = Phase B Power Factor
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29 = Phase B Real Power
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30 = Phase B Reactive Power
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31 = Phase B Apparent Power
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32 = Phase C Power Factor
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33 = Phase C Real Power
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34 = Phase C Reactive Power
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35 = Phase C Apparent Power
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Table 7–11: Memory Map Data Formats (Sheet 4 of 20)
CODE
DESCRIPTION
BITMASK
