SATEC PM174 Manual - Manual (Page 7)

Chapter 1 General Information
Series PM174 Powermeters 7
Chapter 1 General Information
The PM174 is a compact, multi-function, three-phase AC
powermeter and power quality analyzer specially designed to
meet the requirements of users ranging from electrical panel
builders to substation operators.
Bright 3-row LED display provides easy local meter readings.
The display module is freely detachable and can be located at
a distance of up to 1000 meters from the device.
Two communication ports allow local and remote automatic
meter readings and setup though the supplemental
communication or user data acquisition software. Different
communication options are available for remote
communications with the meter including public telephone
lines, LAN and the Internet.
Features:
• 3 voltage and 3 current transformer-isolated AC
inputs for direct connection to power line or via
potential and current transformers
• Multi-function 3-phase meter (true RMS, volts, amps,
power, power factor, neutral current, voltage and
current unbalance, frequency)
• Embedded harmonic analyzer, voltage and current
THD, current TDD and K-Factor, inter-harmonics
THD, up to 50th order harmonic
• Voltage and current harmonic spectrum and angles
• Ampere/Volt/THD/TDD demand meter
• Class 0.2 four-quadrant energy meter
• Time-of-Use (TOU), 8 totalization and tariff
energy/demand registers x 8 tariffs, 4 seasons x 4
types of days, 8 tariff changes per day, easy
programmable tariff schedule
• Automatic daily profile for energy and maximum
demand readings (total and tariff registers)
• Embedded programmable controller; 16 control
setpoints; programmable thresholds and delays; relay
output control; 1/2-cycle response time