PSL PQube - PQube Modbus Static Information Registers

PQube User Manual 2.1
Page 77 of 113
PQube Modbus – Static Information
The following registers change only when the PQube is reset:
Offset
Register
Format
Units
Comments
1000
PQube Firmware –
Major rev
Integer
-
Typically formatted as “1.1.2” or similar
– Major.Minor.Bugfix
1001
PQube Firmware –
Minor rev
Integer
-
1002
PQube Firmware –
Bug fix rev
Integer
-
1003
PQube Firmware
build number
Integer
-
Factory use
1004-1005
Nominal L-N
voltage
Float
RMS Volts
1006-1007
Nominal L-L voltage
Float
RMS Volts
1008-1009
Nominal frequency
Float
Hertz
1010-1011
PT (potential
transformer) ratio
Float
-
1012-1013
CT (current
transformer) ratio
Float
-
1014-1015
PQube serial
number
Float
-
PQube serial number, without leading
“P” and leading zeros
1016 -1017
AN1 (Analog 1-E)
multiplier
Float
-
1018 -1019
AN2 (Analog 2-E)
multiplier
Float
-
1020 - 1021
Current basis for
TDD
Float
RMS Amps
Used for calculating IEEE 519 Current
TDD, and for setting the maximum
current of interest.
1022
Power
configuration
Integer
-
0 = single-phase L1-N
1 = single-phase L1-L2
2 = split single-phase
3 = Star / Wye
4 = Delta
5 = Split-phase Delta
255 = Not yet determined
1023
Ground Point
Integer
0 = centered between all 3 phases
1 = L1
2 = L2
3 = L3
4 = centered between L1 and L2
5 = centered between L2 and L3
6 = centered between L3 and L1
1024
N-minutes
Integer
User-defined interval for peak current,
power, and apparent power
measurements. 15 minutes is the
default value.
In the setup file, you can define N to be
3, 5, 10, 15, 20, 30, or 60 minutes.