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Portable (Class A, Ed. 3) PQ Analyzer

The EDL180 is a portable version of the Class A (Edition 3)  PM180 power quality analyzer, which holds extensive track record serving as the platform for power quality monitoring systems in worldwide national grids.
Equipped with a 24V battery for backup power supply and flexible current clamps, it is fitted in a lightweight traveling bag for convenient handling

Power Quality

  • EN50160 reports
  • GOST 32144 reports
  • Waveform capture and event recording @ 256 samples/cycle

Backup Battery Power

Built-in UPS providing over 4 hours of work at maximum consumption


  • Built-in: RS485; ETH; IRIG-B
  • Optional ports: 2G/3G
  • Open protocol: IEC 61850; Modbus RTU; DNP3.0; IEC 60870-5-101/104

3V AC Current Inputs

Supplied with current clamps

Voltage Inputs: 690V AC nominal

Power Meter

  • Power: True RMS volts, amps, power, power factor, neutral current, angles and unbalance for voltage and current, frequency, symmetrical components and many more
  • Event and parameter data-logging
  • Sampling frequency: up to 256 samples/cycle

Power Quality

  • NMI certified for Class A, Edition 3, per IEC 61000-4-30
  • EN50160 / GOST 32144 monitoring, statistics & reports
  • Event statistics complimented by waveform recording
    in 8 channels (4 voltage inputs, 4 current inputs) @ 256 samples/cycle
  • V-I angle, THD, TDD and K factor for Voltage and Current and up to the 63rd order harmonic. individual harmonics for V, I, P, Q
  • Including directional power harmonics (Load or Source)
  • Inter-harmonics
  • Disturbance Direction Detection (upstream/downstream)
  • Flicker according to IEC 61000-4-15

Logging, Recording & Programming

  • Programmable controller: up to 64 control setpoints, up to 8 conditions OR, AND, arithmetical functions logic, extensive triggers, programmable thresholds and delays, relay control, event-driven data recording
  • 9 fast waveform recorders: simultaneous 8-channel AC, one DC
  • Waveform sampling rate 32, 64, 128 or 256 samples per cycle
  • Up to 3.5 min. of continuous waveform recording
  • 16 fast Data Recorders (16 parameters on each data log): From ½ cycle RMS to 2 hour RMS envelopes; programmable data logs on a periodic basis and on internal or external trigger
  • ½-cycle response time
  • 32 digital internal counters
  • 16 internal programmable timers (½ cycle to 24 hours)

Current Inputs

  • 3V AC: inputs for generic current clamps (Rogowski)

Voltage Measurement Inputs

Nominal voltage: 690V AC

Operating range: up to 828V AC


5th AC/DC voltage input:

up to 300V DC (monitoring substation battery)

Communication interfaces


  • RS-485
  • USB
  • ETH 10/100Base-T
  • IRIG-B

Optional/additional: (1 per device):

  • 3G GSM; incl. 2nd RS485 port

Communication Protocols

  • Modbus
  • DNP3.0
  • IEC 60870-5-101/104
  • IEC 61850


Graphic color display: 5.7″ touchscreen

Real-Time Clock & Synchronization

  • Real-Time Clock with maximum 5 seconds drift per month @ 25°C
  • Provides 1 msec time resolution via IRIG-B time code input or satellite clock for common time base (requires IRIG-B module)
  • As an SNTP client, it can accept periodic synchronization of the meter clock from an SNTP server

Power Supply


  • 85-265V AC / 88-290V DC
  • Installed UPS backup: over 4 hours of work at full consumption


Enhanced Meter Security

  • 3 levels Password security for protecting meter setups and accumulated data from unauthorized changes
  • Defining up to 20 users in different access levels
  • Extra-complex password is required
  • Access and configuration log is automatically and continuously recorded, documenting all user activity


For all downloads available for the PM180 analyzer, please go to the Downloads tab on the PM180’s main page.

Automation & Control Modules

Digital Inputs

16 inputs (total up to 48 DI)
Optically isolated dry/wet contact
Scan time: 1ms @ 60Hz, 1.25ms @ 50Hz
24/125/250V DC

Relay Outputs

8 relays (Total up to 24 RO)
8 relays rated at 8A/250V AC, 5A/24V DC, 0.25A/250V DC

  Analog Inputs/Outputs

4AI and 4AO (Total up to 12AI / 12AO); Ranges:

  • ±1mA (with 100% overload)
  • 0-20mA
  • 0-1mA (with 100% overload)
  • 4-20mA

Accuracy Class 0.2S FS
Scan/update time: 2 cycles

Communication Ports

IRIG-B module

  • Optically isolated IRIG-B port
  • Second RS-422/485 COM port

TXFX module

  • Redundant Ethernet port
  • 10/100 Mbit with RJ45 connector
  • 100Base FX with SC connector
  2G/3G cellular modem

  • Antenna connection: SMA
  • Supports UMTS/HSPA+ bands: 800/850/900/AWS/1900/2100

Measurement / Fault Channels

Transient Recorder Module

Records voltage transients of up to 2kV (L-G) at 1024 samples/cycle per channel

Fault Recorder Module

Additional current input offers separated metering & protection CT connection, records current faults of up to 200A (40*In)

PMU Functionality

Phasor measurement unit (PMU) provides synchrophasor and frequency measurements compliant with the IEEE C37.118.1 P performance class, and real-time cyclic exchange of synchronized phasor data with the substation phasor data concentrator (PDC) based on the IEC 61850-9-2 sampled value (SV) service.

Redundant Power Supply Module

Auxiliary Power Supply

  • 50-290V AC and 40-290V DC, 20W
  • 9.6-35 V DC, 20W

(max. one auxiliary power supply per PM180)


Portable EDL180 Analyzer


PM180 DFR: Zero-Outage retrofit


Phasor Measurement Unit



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