Siemens (Sentron PAC 3100) data logging - MODBUS registers map
The following data can be automatically logger 24x7 to a database, CSV files or Excel with the help of the Advanced Serial Data Logger (for MODBUS RTU) or Advanced TCP/IP Data Logger (for MODBUS TCP) software.
MODBUS offset
Description
Units
Data type
19
Apparent power a
VA
single
21
Apparent power b
VA
single
23
Apparent power c
VA
single
31
Reactive power a (VAR1)
var
single
33
Reactive power b (VAR1)
var
single
35
Reactive power c (VAR1)
var
single
47
Total apparent power
VA
single
49
Total active power
W
single
51
Total reactive power (VAR1)
var
single
53
Total power factor
single
55
Maximum voltage a-N
V
single
57
Maximum voltage b-N
V
single
59
Maximum voltage c-N
V
single
61
Max. voltage a-b
V
single
63
Max. voltage b-c
V
single
65
Max. voltage c-a
V
single
67
Maximum current a
A
single
69
Maximum current b
A
single
71
Maximum current c
A
single
73
Maximum apparent power a
VA
single
75
Maximum apparent power b
VA
single
77
Maximum apparent power c
VA
single
79
Maximum active power a
W
single
81
Maximum active power b
W
single
83
Maximum active power c
W
single
85
Max. reactive power a (VAR1)
var
single
87
Max. reactive power b (VAR1)
var
single
89
Max. reactive power c (VAR1)
var
single
91
Max. neutral current
A
single
101
Max. total apparent power
VA
single
103
Max. total active power
W
single
105
Max. total reactive power (VAR1)
var
single
107
Max. total power factor
single
109
Minimum voltage a-N
V
single
111
Minimum voltage b-N
V
single
There are more MODBUS items for this device. Please download the program to discover all registers.
