E-Mon E-PS-E-RTU-N - Manual (Page 75)

Chapter 5 Configuring the PowerSmart+ PQM General Meter Setup
PowerSmart+ Power Quality Meter 75
5.2 General Meter Setup
Basic Meter Setup
This section describes how to configure the PowerSmart+ PQM for your
particular environment and application.
Before operating your meter, provide the device with basic information
about your electrical network.
Using the Front Display
Select the Basic Setup entry from the Device Setup menu. See Viewing
and Changing Setup Options in Chapter 3 for information on configuring
parameters via the front display.
Device Setup
Reset
Real Time Clock
Display Setup
Basic Setup
Device Options
COM1 Setup
COM2 Setup
Using Power Software
Select General Setup from the Meter Setup menu. See the table below
for the Basic Setup options.
Table 8: Basic Setup Options
Parameter Options Default Description
Basic Configuration
Wiring Mode See Table 9 4Ln3 The wiring connection of the device
PT Ratio 1.0-6500.0 1.0 The phase potential transformer’s
primary to secondary ratio
PT Ratio Multiplier Ч1, Ч10 Ч1 PT Ratio multiplication factor. Used
in extra high voltage networks to
accommodate the PT ratio for
500 kV and higher networks.
CT Primary Current 1-50000 A 5 A The primary rating of the phase
current transformer
Nominal Frequency 50,60,25,400 Hz 60 Hz The nominal line frequency
Maximum Demand
Load Current 0-50000 A 0 The maximum demand load
current (0 = CT primary current)
Power block demand
period
E, EH
1, 2, 3, 5, 10, 15,
20, 30, 60 min,
E=external sync 15 min The length of the demand period
for power demand calculations. If
the external synchronization is
selected, a pulse front on the
digital input DI1 denotes the start
of the demand interval.
The number of
blocks in the sliding
demand window
E, EH
1-15 1 The number of blocks to be
averaged for sliding window
demands