Circutor CVM144 logging - MODBUS registers map


This data is being extracted with the help of the Advanced Serial Data Logger (MODBUS RTU,ASCII) or Advanced TCP/IP Data Logger (MODBUS TCP) software only. It may not applicable for other software titles.

MODBUS offset
Description
Units
Data type
2
Current - A1
 
dword
4
Active power - kW1
 
dword
6
Reactive power - kvar1
 
dword
8
Power factor - PF1
PF
dword
10
Phase voltage - V2
V
dword
12
Current - A2
 
dword
14
Active power - kW2
 
dword
16
Reactive power - kvar2
 
dword
18
Power factor - PF2
PF
dword
20
Phase voltage - V3
V
dword
22
Current - A3
 
dword
24
Active power - kW3
 
dword
26
Reactive power - kvar3
 
dword
28
Power factor - PF3
PF
dword
30
Three-phase active power-kWIII
 
dword
32
Three-phase inductive power-kvarL III
 
dword
34
Three-phase capacitive power-kvarC III
 
dword
36
Cos M III
 
dword
38
Three-phase power factor - PF III
 
dword
40
Frequency (L1) - hz
Hz
dword
42
Line voltage L1-L2 - v12
V
dword
44
Line voltage L2-L3 - v23
V
dword
46
Line voltage L3-L1 - v31
V
dword
48
%THD V1
%
dword
50
%THD V2
%
dword
52
%THD V3
%
dword
54
%THD I1
%
dword
56
%THD I2
%
dword
58
%THD I3
%
dword
60
Active energy - kWh
 
dword
62
Inductive reactive energy - kvarh L
 
dword
64
Capacitive reactive energy - kvarh C
 
dword
66
Three phase apparent power
 
dword
68
Power demand (L1)
 
dword
70
Three-phase current
 
dword
72
Neutral current
 
dword
74
Analog input 1
 
dword
76
Analog input 2
 
dword
78
Analog input 3
 
dword
80
Residual (earth leakage) current
 
dword
82
Power demand (L2)
 
dword
84
Power demand (L3)
 
dword
500
Fundamental
 
dword
502
Harmonic 2
 
dword
504
Harmonic 3
 
dword
506
Harmonic 4
 
dword
508
Harmonic 5
 
dword
510
Harmonic 6
 
dword
512
Harmonic 7
 
dword
514
Harmonic 8
 
dword
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