7–38 PQM POWER QUALITY METER – INSTRUCTION MANUAL
MODBUS MEMORY MAP CHAPTER 7: MODBUS COMMUNICATIONS
HARMONIC
DISTORTION
continued
0499 Time - Seconds of Neutral Cur. THD Max --- --- --- F23 N/A
049A Date - Mnth/Day of Neutral Cur. THD Max --- --- --- F24 N/A
049B Date - Year of Neutral Cur. THD Max --- --- --- F25 N/A
049C Time - Hours/Min of Van THD Max --- --- --- F22 N/A
049D Time - Seconds of Van THD Max --- --- --- F23 N/A
049E Date - Month/Day of Van THD Max --- --- --- F24 N/A
049F Date - Year of Van THD Max --- --- --- F25 N/A
04A0 Time - Hours/Min of Vbn THD Max --- --- --- F22 N/A
04A1 Time - Seconds of Vbn THD Max --- --- --- F23 N/A
04A2 Date - Month/Day of Vbn THD Max --- --- --- F24 N/A
04A3 Date - Year of Vbn THD Max --- --- --- F25 N/A
04A4 Time - Hours/Min of Vcn THD Max --- --- --- F22 N/A
04A5 Time - Seconds of Vcn THD Max --- --- --- F23 N/A
04A6 Date - Month/Day of Vcn THD Max --- --- --- F24 N/A
04A7 Date - Year of Vcn THD Max --- --- --- F25 N/A
04A8 Time - Hours/Min of Vab THD Max --- --- --- F22 N/A
04A9 Time - Seconds of Vab THD Max --- --- --- F23 N/A
04AA Date - Month/Day of Vab THD Max --- --- --- F24 N/A
04AB Date - Year of Vab THD Max --- --- --- F25 N/A
04AC Time - Hours/Min of Vbc THD Max --- --- --- F22 N/A
04AD Time - Seconds of Vbc THD Max --- --- --- F23 N/A
04AE Date - Month/Day of Vbc THD Max --- --- --- F24 N/A
04AF Date - Year of Vbc THD Max --- --- --- F25 N/A
04B0 Reserved
04B1 Reserved
04B2 Reserved
04B3 Reserved
04B4 Average Current THD --- --- 0.1 x % F1 N/A
04B5 Average Voltage THD --- --- 0.1 x % F1 N/A
04B6 Reserved
to ↓↓↓↓↓↓
04C7 Reserved
Table 7–10: PQM Memory Map (Sheet 22 of 55)
GROUP ADDR
(HEX)
DESCRIPTION RANGE STEP
VALUE
UNITS and
SCALE
FORMAT FACTORY
DEFAULT
Notes:* Data type depends on the Command Operation Code.** Any valid Actual Values or Setpoints address.
*** Maximum Setpoint value represents “OFF”.**** Minimum Setpoint value represents “OFF”.
***** Maximum Setpoint value represents “UNLIMITED”.****** Applicable to older revisions with VFD display only
Courtesy of NationalSwitchgear.com
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