7–54 PQM POWER QUALITY METER – INSTRUCTION MANUAL
MODBUS MEMORY MAP CHAPTER 7: MODBUS COMMUNICATIONS
CURRENT
/VOLTAGE
CONFIG.
1050 Phase CT Primary 0 to 
12000
****
5 A F1 0 = OFF
1051 Neutral Current Sensing 0 to 2 1 --- F16 0 = OFF
1052 Neutral CT Primary 5 to 6000 5 A F1 100 A
1053 VT Wiring 0 to 6 1 --- F15 0 = OFF
1054 VT Ratio 10 to 
35000
10.1 xratio F1 1.0:1
1055 VT Nominal Secondary Voltage 40 to 600 1 V F1 120 V
1056 Nominal Direct Input Voltage 40 to 600 1 V F1 600 V
1057 Nominal Frequency 50 to 60 10 Hz F1 60 Hz
1058 CT Wiring 0 to 3 1 --- F44 0=A,B AND C
1059 Reserved
to  ↓  ↓  ↓  ↓  ↓  ↓
105F Reserved
Table 7–10: PQM Memory Map (Sheet 38 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
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