Larsen Toubro (Vega) logger - 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
256
Voltage lower limit (vl) (9.6<vl<vu)
 
word
257
Voltage upper limit (vu) (vl<vu<264)
 
word
258
Current lower limit (cl) (0.1<cl<cu)
 
word
259
Current upper limit (cu) (cl<cu<5.867)
 
word
260
Frequency lower limit (fl) (40<fl<fu)
 
word
261
Frequency upper limit (fu) (fl<fu<70)
 
word
2
Y phase voltage
 
dword
4
B phase voltage
 
dword
6
R phase current
 
dword
8
Y phase current
 
dword
10
B phase current
 
dword
12
Active power R phase
 
dword
14
Active power R phase
 
word
15
Active power Y phase
 
dword
17
Active power Y phase
 
word
18
Active power B phase
 
dword
20
Active power B phase
 
word
21
Reactive power R phase
 
dword
23
Reactive power R phase
 
word
24
Reactive power Y phase
 
dword
26
Reactive power Y phase
 
word
27
Reactive power B phase
 
dword
29
Reactive power B phase
 
word
30
Apparent power R phase
 
dword
32
Apparent power R phase
 
word
33
Apparent power Y phase
 
dword
35
Apparent power Y phase
 
word
36
Apparent power B phase
 
dword
38
Apparent power B phase
 
word
39
Power factor R phase
 
dword
41
Power factor Y phase
 
dword
43
Power factor B phase
 
dword
45
Total active power
 
dword
47
Total active power
 
word
48
Total reactive power
 
dword
50
Total reactive power
 
word
51
Total apparent power
 
dword
53
Total apparent power
 
word
54
Total power factor
 
dword
56
Line frequency
 
dword
58
Ry line voltage
 
dword
60
Yb line voltage
 
dword
62
Br line voltage
 
dword
64
Average phase voltage
 
dword
66
Average phase current
 
dword
68
R phase voltage harmonic
 
dword
70
Y phase voltage harmonic
 
dword
72
B phase voltage harmonic
 
dword
74
R phase current harmonic
 
dword
76
Y phase current harmonic
 
dword
78
B phase current harmonic
 
dword
80
Phase difference R voltage and current
 
dword
82
Phase difference Y voltage and current
 
dword
84
Phase difference B voltage and current
 
dword
86
Voltage unbalance R phase
 
dword
88
Voltage unbalance Y phase
 
dword
There are more MODBUS items for this device. Please download the program to discover all registers.
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