1 features, Features – SATEC PM135 Manual User Manual
Page 13
Chapter 1 General Information
Features
PM135 Powermeter Series
13
1.1 Features
Multifunctional 3-phase Power Meter
3 voltage inputs and 3 current transformer-isolated AC inputs for
direct connection to power line or via potential and current
transformers
True RMS, volts, amps, power, power factor, neutral current,
voltage and current unbalance, frequency
Ampere/Volt demand meter
25/50/60/400 Hz measurement capabilities
Billing/TOU Energy Meter (PM135E and PM135EH)
Class 0.5S IEC 62053-22 four-quadrant active and reactive
energy polyphase static meter
Three-phase total and per phase energy measurements; active,
reactive and apparent energy counters
Time-of-Use, 4 totalization and tariff energy/demand registers x 8
tariffs, 4 seasons x 4 types of days, 8 tariff changes per day,
One–time easy programmable tariff calendar schedule
Automatic daily energy and maximum demand profile log for total
and tariff registers
Harmonic Analyzer (PM135EH)
Voltage and current THD, current TDD and K-Factor, up to 40th
order harmonic
Voltage and current harmonic spectrum and angles
Real-time Waveform Capture
Real-time “scope mode” waveform monitoring capability
Simultaneous 6-channel one-cycle waveform capture at a rate of
64 samples per cycle
Programmable Logical Controller
Embedded programmable controller
16 control setpoints; programmable thresholds and delays
1-cycle response time
Event and Data Recording (PM135E and PM135EH)
Non-volatile memory for long-term event and data recording
Event recorder for logging internal diagnostic events and setup
changes
Two data recorders; programmable data logs on a periodic basis;
automatic daily energy and maximum demand profile log
Digital I/O
Optional four digital inputs with 1-ms scan time; automatic
recording of last five digital input change events with timestamps
(see the PM135 Modbus Reference Guide)
Optional two relay outputs with 1-cycle update time; unlatched,
latched, pulse and KYZ operation; energy pulses