Appendix
A.3 MODBUS
SENTRON PAC4200
224 Manual, 09/2008, A5E02316180B-01
Offset Number
of
registers
Name Format Unit Value range Access
19223 6 Maximum 25th Harmonic Current b with
Time
Float + time stamp A - R
19229 6 Maximum 25th Harmonic Current c with
Time
Float + time stamp A - R
19235 6 Maximum 27th Harmonic Current a with
Time
Float + time stamp A - R
19241 6 Maximum 27th Harmonic Current b with
Time
Float + time stamp A - R
19247 6 Maximum 27th Harmonic Current c with
Time
Float + time stamp A - R
19253 6 Maximum 29th Harmonic Current a with
Time
Float + time stamp A - R
19259 6 Maximum 29th Harmonic Current b with
Time
Float + time stamp A - R
19265 6 Maximum 29th Harmonic Current c with
Time
Float + time stamp A - R
19271 6 Maximum 31st Harmonic Current a with
Time
Float + time stamp A - R
19277 6 Maximum 31st Harmonic Current b with
Time
Float + time stamp A - R
19283 6 Maximum 31st Harmonic Current c with
Time
Float + time stamp A - R
A.3.12 Configuration settings with the function codes 0x03, 0x04, and 0x10
Addressing the configuration settings
You can use the MODBUS function codes 0x03, 0x04, and 0x10 for write accesses on all the
configuration settings listed below.
Table A- 20 Configuration settings
Offset Number
of
registers
Name Format Unit Value range Access
0 = 3P4W
1 = 3P3W
2 = 3P4WB
3 = 3P3WB
50001 2 Type of Connection Unsigned long -
4 = 1P2W
RW
0 = No 50003 2 Voltage Transformer Yes /
No?
Unsigned long -
1 = Yes
RW