Appendix
A.3 MODBUS
SENTRON PAC4200
System Manual, 09/2009, A5E02316180B-02
245
Offset Number
of
registers
Name Format Unit Value range Access
6397 6 Min. Sliding Window Demand Total
Reactive Power b (VARtot) with Time
Float + time stamp VAR - R
6403 6 Min. Sliding Window Demand Total
Reactive Power c (VARtot) with Time
Float + time stamp VAR - R
6409 6 Min. Sliding Window Demand Reactive
Power a (VAR1) with Time
Float + time stamp VAR - R
6415 6 Min. Sliding Window Demand Reactive
Power b (VAR1) with Time
Float + time stamp VAR - R
6421 6 Min. Sliding Window Demand Reactive
Power c (VAR1) with Time
Float + time stamp VAR - R
6427 6 Min. Sliding Window Demand Power
Factor a with Time
Float + time stamp - 0 ... 1 R
6433 6 Min. Sliding Window Demand Power
Factor b with Time
Float + time stamp - 0 ... 1 R
6439 6 Min. Sliding Window Demand Power
Factor c with Time
Float + time stamp - 0 ... 1 R
6445 6 Min. Sliding Window Demand Total
Apparent Power with Time
Float + time stamp VA - R
6451 6 Min. Sliding Window Demand Total Active
Power with Time
Float + time stamp W - R
6457 6 Min. Sliding Window Demand Total
Reactive Power (VARn) with Time
Float + time stamp VAR - R
6463 6 Min. Sliding Window Demand Total
Reactive Power (VARtot) with Time
Float + time stamp VAR - R
6469 6 Min. Sliding Window Demand Total
Reactive Power (VAR1)
Float + time stamp VAR - R
6475 6 Min. Sliding Window Demand Total Power
Factor with Time
Float + time stamp - - R
6481 6 Min. Sliding Window Demand Neutral
Current with Time
Float + time stamp A - R
A.3.10 Harmonics without a time stamp with the function codes 0x03 and 0x04
Addressing the harmonics without a time stamp
Table A- 17 Harmonics of the voltage
Offset Number of
registers
Name Format Unit Value range Access
9001 2 Fundamental Voltage a-n Float V - R
9003 2 Fundamental Voltage b-n Float V - R
9005 2 Fundamental Voltage c-n Float V - R
9007 2 3rd Harmonic Voltage a-n Float % - R