
Modbus/TCP
Communication
9-5
IM WT310-17EN
1
2
3
4
5
6
7
8
9
App
Index
Reg No. Ref No.
H No. Register Name
Register Description
Notes
0147
30147
0092
Umn1
H
Rectified mean voltage calibrated
to the rms value 1
(float, upper 2 bytes)
0148
30148
0093
L
(float, lower 2 bytes)
0149
30149
0094
Udc1
H
DC voltage 1 (Simple average)
(float, upper 2 bytes)
0150
30150
0095
L
(float, lower 2 bytes)
0151
30151
0096
Urmn1
H
Rectified mean voltage 1
(float, upper 2 bytes)
0152
30152
0097
L
(float, lower 2 bytes)
0153
30153
0098
Uac1
H
AC voltage component 1
(float, upper 2 bytes)
0154
30154
0099
L
(float, lower 2 bytes)
0155
30155
009A
Irms1
H
True rms current 1
(float, upper 2 bytes)
0156
30156
009B
L
(float, lower 2 bytes)
0157
30157
009C
Imn1
H
Rectified mean current calibrated
to the rms value 1
(float, upper 2 bytes)
0158
30158
009D
L
(float, lower 2 bytes)
0159
30159
009E
Idc1
H
DC current 1 (Simple average)
(float, upper 2 bytes)
0160
30160
009F
L
(float, lower 2 bytes)
0161
30161
00A0 Irmn1
H
Rectified mean current 1
(float, upper 2 bytes)
0162
30162
00A1
L
(float, lower 2 bytes)
0163
30163
00A2 Iac1
H
AC current component 1
(float, upper 2 bytes)
0164
30164
00A3
L
(float, lower 2 bytes)
0165
30165
00A4 (CfU1)
H
Voltage 1 crest factor
(float, upper 2 bytes)
0166
30166
00A5
L
(float, lower 2 bytes)
0167
30167
00A6
(CfI1)
H
Current 1 crest factor
(float, upper 2 bytes)
0168
30168
00A7
L
(float, lower 2 bytes)
0169
30169
00A8
H
(float, upper 2 bytes)
0170
30170
00A9
L
(float, lower 2 bytes)
Element 1 Harmonic measurement data
0171
30171
00AA U1(Total)
H
Total value of all harmonic
components of voltage 1
(float, upper 2 bytes)
0172
30172
00AB
L
(float, lower 2 bytes)
0173
30173
00AC U1(1)
H
1st order harmonic value of
voltage 1 (fundamental wave)
(float, upper 2 bytes)
0174
30174
00AD
L
(float, lower 2 bytes)
0175
30175
00AE I1(Total)
H
Total value of all harmonic
components of current 1
(float, upper 2 bytes)
0176
30176
00AF
L
(float, lower 2 bytes)
0177
30177
00B0
I1(1)
H
1st order harmonic value of
current 1 (fundamental wave)
(float, upper 2 bytes)
0178
30178
00B1
L
(float, lower 2 bytes)
0179
30179
00B2
P1(Total)
H
Total value of all harmonic
components of active power 1
(float, upper 2 bytes)
0180
30180
00B3
L
(float, lower 2 bytes)
0181
30181
00B4
P1(1)
H
1st order harmonic value of active
power 1 (fundamental wave)
(float, upper 2 bytes)
0182
30182
00B5
L
(float, lower 2 bytes)
0183
30183
00B6
Lambda1(1)
H
Power factor (λ) 1 of the 1st order
(fundamental wave)
(float, upper 2 bytes)
0184
30184
00B7
L
(float, lower 2 bytes)
0185
30185
00B8
Phi1(1)
H
Phase difference between the
voltage and current of the 1st
order (fundamental wave), φ(1)
(float, upper 2 bytes)
0186
30186
00B9
L
(float, lower 2 bytes)
0187
30187
00BA
PhiU1(3)
H
Phase difference betweenof the
1st order (fundamental) voltage
and the 3rd order harmonic
voltage φU(3)
(float, upper 2 bytes)
0188
30188
00BB
L
(float, lower 2 bytes)
0189
30189
00BC
PhiI1(3)
H
Phase difference betweenof the
1st order (fundamental) current
and the 3rd order harmonic
current φI(3)
(float, upper 2 bytes)
0190
30190
00BD
L
(float, lower 2 bytes)
0191
30191
00BE
Uthd1
H
Total harmonic distortion of
voltage 1
(float, upper 2 bytes)
0192
30192
00BF
L
(float, lower 2 bytes)
0193
30193
00C0 Ithd1
H
Total harmonic distortion of
current 1
(float, upper 2 bytes)
0194
30194
00C1
L
(float, lower 2 bytes)
9.3 Register Functions and Applications