CHAPTER 7: MODBUS COMMUNICATIONS MODBUS MEMORY MAP
PQM POWER QUALITY METER – INSTRUCTION MANUAL 7–61
AUXILIARY
RELAY 1
1110 Auxiliary Relay 1 Operation 0 to 1 1 --- F17 0 = NON-
FAILSAFE
1111 Auxiliary Relay 1 Activation 0 to 1 1 --- F18 0 = UNLATCHED
1112 Reserved
to  ↓  ↓  ↓  ↓  ↓  ↓
1117 Reserved
AUXILIARY
RELAY 2
1118 Auxiliary Relay 2 Operation 0 to 1 1 --- F17 0 = NON-
FAILSAFE
1119 Auxiliary Relay 2 Activation 0 to 1 1 --- F18 0 = UNLATCHED
111A Reserved
to  ↓  ↓  ↓  ↓  ↓  ↓
111F Reserved
AUXILIARY
RELAY 3
1120 Auxiliary Relay 3 Operation 0 to 1 1 --- F17
0 = NON-FAILSAF
E
1121 Auxiliary Relay 3 Activation 0 to 1 1 --- F18 0 = UNLATCHED
1122 Reserved
1123 Reserved
1124 Reserved
1125 Reserved
Table 7–10: PQM Memory Map (Sheet 45 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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