CHAPTER 7: MODBUS COMMUNICATIONS MODBUS MEMORY MAP
PQM POWER QUALITY METER – INSTRUCTION MANUAL 7–47
DATA
LOGGER
LOG 1
HEADER
0A90
0A91
Log 1 Time Interval (high)
Log 1 Time Interval (low)
--- --- s F3 N/A
0A92 Log 1 Time - Hours/Minutes --- --- --- F22 N/A
0A93 Log 1 Time - Seconds --- --- --- F23 N/A
0A94 Log 1 Date - Month/Day --- --- --- F24 N/A
0A95 Log 1 Date - Year --- --- --- F25 N/A
0A96 Log 1 Start Address --- --- --- F1 0
0A97 Log 1 Record Size --- --- bytes F1 0
0A98 Log 1 Total Records --- --- --- F1 0
0A99 Log 1 Pointer to First Item of First Record --- --- --- F1 0
0A9A Log 1 Pointer to 1st Item of Record After
Last
--- --- --- F1 0
0A9B Log 1 Status --- --- --- F35 0 = STOPPED
0A9C Log 1 Records Used --- --- --- F1 0
0A9D
0A9E
Log 1 Time Until next Reading (high)
Log 1 Time Until next Reading (low)
--- --- s F3 N/A
0A9F Reserved
to ↓ ↓ ↓ ↓ ↓ ↓
0AA7 Reserved
DATA
LOGGER
LOG 2
HEADER
0AA8 Log 2 Time Interval (high) --- --- s F3 N/A
0AA9 Log 2 Time Interval (low) --- --- s F3 N/A
0AAA Log 2 Time - Hours/Minutes --- --- --- F22 N/A
0AAB Log 2 Time - Seconds --- --- --- F23 N/A
0AAC Log 2 Date - Month/Day --- --- --- F24 N/A
0AAD Log 2 Date - Year --- --- --- F25 N/A
0AAE Log 2 Start Address --- --- --- F1 0
0AAF Log 2 Record Size --- --- bytes F1 0
0AB0 Log 2 Total Records --- --- --- F1 0
0AB1 Log 2 Pointer to First Item of First Record --- --- --- F1 0
0AB2 Log 2 Pointer to 1st Item of Record After
Last
--- --- --- F1 0
0AB3 Log 2 Status --- --- --- F35 0 = STOPPED
0AB4 Log 2 Records Used --- --- --- F1 0
0AB5
0AB6
Log 2 Time Until next Reading (high)
Log 2 Time Until next Reading (low)
--- --- s F3 N/A
0AB7 Reserved
to ↓ ↓ ↓ ↓ ↓ ↓
0ACF Reserved
Table 7–10: PQM Memory Map (Sheet 31 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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