Appendix
A.2 Modbus RTU
SENTRON PAC3100
136 Manual, 07/2009, A5E02385159B-01
Offset Number of
registers
Name Unit Format Value range Access
0 = Import kWh
1 = Export kWh
2 = Import kVARh
50047 2 DO 0.0 Source Count
Signal
- unsigned long
3 = Export kVARh
RW
50049 2 Pulses per unit (pulses
per 1000 Wh / VARh)
- unsigned long 1 ... 999 RW
50051 2 Pulse length ms unsigned long 30 ... 500 RW
Table A- 14 Settings parameter for the language and the phase labels
Offset Number of
registers
Name Unit Format Value range Access
0 = German
1 = English
2 = Portuguese
3 = Turkish
4 = Spanish
5 = Italian
6 = Russian
7 = French
50053 2 Active language - unsigned long
8 = Chinese
RW
0 = IEC 50055 2 Phase labels IEC/NAFTA - unsigned long
1 = NAFTA
RW
Table A- 15 Settings parameter for the display
Offset Number of
registers
Name Unit Format Value range Access
50057 2 Refresh time ms unsigned long 330 ... 3000 RW
50059 2 Contrast - unsigned long 1 ... 10 RW
0 = ON 50061 2 Lighting - unsigned long
1 = OFF
RW
50065 2 Lighting duration until
automatic shutdown
Min. unsigned long 0 ... 99
0 = no shutdown
RW