CHAPTER 8: DNP COMMUNICATIONS DNP 3.0 PROTOCOL
PQM POWER QUALITY METER – INSTRUCTION MANUAL 8–21
8.1.8 Point List for
Counters
Only counter points 0 to 4 can be cleared using function codes 9 and 10, and
doing so disturbs the totals presented on the display and via Modbus
communications. In general, the binary output points which clear data should
be used if it is necessary to clear any of these counters.
Point list for Binary Counters (object 20)
Point
Num
Modbus
Register
Description Unit Deadband Format
code
Event class
point assigned
to
0 0450 Pulse Input 1 - - F3 -
1 0452 Pulse Input 2 - - F3 -
2 0454 Pulse Input 3 - - F3 -
3 0456 Pulse Input 4 - - F3 -
4 0460 Totalized Pulse Input - - F3 -
503D0
3 Phase Positive Real
Energy Used
kWh - F3 -
603D2
3 Phase Negative Real
Energy Used
kWh - F3 -
703D4
3 Phase Positive React.
Energy Used
kvarh - F3 -
803D6
3 Phase Negative React.
Energy Used
kvarh - F3 -
903D8
3 Phase Apparent
Energy Used
kVAh - F3 -
10 03DA
3 Phase Energy Used in
Last 24 h
kWh - F3 -
11 03DC
3 Phase Energy Cost
Since Reset
cents - F3 -
12 03DE
3 Phase Energy Cost Per
Day
cents - F3 -
NOTE
Courtesy of NationalSwitchgear.com
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