Power calculation modes – SATEC PM174 Manual User Manual
Page 69

Chapter 4 PAS
Application Software
General Meter Setup
Series PM174 Powermeters
69
Parameter Options
Default Description
Energy Roll Value 1000.0 kWh
10000.0 kWh
100000.0 kWh
1000000.0 kWh
10000000.0 kWh
100000000.0 kWh
100000000.0 The value at which energy
counters roll over to zero
Phase Energy
Calculation
Disabled, Enabled
Disabled
Enables phase energy calculations
Analog Expander
Option
1
Disabled
0-20 mA
4-20 mA
0-1 mA
±1 mA
Disabled
Enables outputs for the AX-8
analog expanders through port
COM2. See “Programming the
Analog Expander”
Backup Battery
OFF = switched OFF
On = switched ON
OFF
Allows to conserve a battery while
the meter is out of operation
Energy Test Mode OFF = disabled
Wh pulses
varh pulses
Disabled
Setting this option puts the meter
into the energy test mode
Volts Scale, V
10-828 V
144 V
The maximum voltage scale
allowed, in secondary volts. See
in Appendix E.
Amps Scale, A
2
× nominal CT
secondary current
(2A, 10A)
2A/10 A
The maximum current scale
allowed, in secondary amps. Not
changeable. See
in
Appendix E.
1
Do not enable the analog expander output if you do not have the
analog expander connected to the meter, otherwise it will disturb the
computer communications.
Power Calculation Modes
The power calculation mode option allows you to change the
method for calculating reactive and apparent powers in
presence of high harmonics. The options work as follows: