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PA2000 Series Power Quality Monitor

PA2000 series power quality monitor is a multifunction electrical instrument with a LCD display, and the language can be selected between Chinese and English. Our product integrates programmable measurement, LCD display, digital communication, digital input as well as analog output, and it can measure a lot of parameters in power grid, such as voltage, current, active power, reactive power, apparent power, power factor, frequency, 4-quadrant electricity, 2nd-31st voltage/current harmonic content, total voltage/current harmonic distortion, voltage/current unbalance factor, voltage/current sequence component, multi-rate electricity, etc. In addition, the multi-rate electricity metering function allows 2 sets of 12 time periods and 4 rates.

PA2000 Series Power Quality Monitor


Technical Parameters
Item Data
Accuracy Electricity: Grade 0.2
Harmonic wave: Class B
DC: Grade 0.5
Frequency: ±0.01Hz
Active power: 0.5S
Reactive power: Class 1
Analog output: Class 0.5
Display Dot-matrix LCD or big-screen TFT LCD
Signal Input Wiring Mode Single phase, 3-phase 3-wire, 3-phase 4-wire
Voltage Rated Value AC100V, AC380V
Overload Continuous: 1.2 timesInstantaneous: 2 times/10 seconds
Power Consumption <1VA for each phase
Impedance >200kΩ
Current Rated Value AC1A, AC5A
Overload Continuous: 1.2 timesInstantaneous: 2 times/10 seconds
Power Consumption <0.4VA for each phase
Impedance <20mΩ
Frequency 45-65 Hz
Harmonic Measurement Item Total harmonic distortion of voltage/current, 2nd-31st harmonic content
Electricity Calculation Two-way active and reactive electricity
Power Supply Working Range AC/DC 80V~270V
Power <5VA
Function Module Pulse Output 2 optical coupler isolated outputs
Communication Port: 2 RS-485 portsProtocol: Modbus-RTUBaud rate: 2400~19200bps
Wireless communication: 1 GSM, and the format is GSM-PDU
Digital Input 12 ways at the most, and it is dry contact type
Relay Output 4 ways of relay output at the most (AC250V/5A, DC30V/5A), or solid relay output
Analog Output Max.: 4 ways output0/4~20mA or 0/1~5V
DC Measurement There are 2 ways of DC input measurement at most, and the current range is 0-20mA. The alarming output is programmable.
Working Condition Ambient temperature: -10~55℃Relative humidity: ≤93%Altitude: ≤2500mNo corrosive gas
Storage Temperature: -25~70℃Relative humidity: ≤93%
Safety Insulation Resistance between signal/power supply/output and shell: >100MΩ
Withstand Voltage Between power supply and input: ≥2kVBetween power supply and output: ≥2kVBetween output and input: ≥1kV
Overall Size Front Panel PA2000-3: 96×96mm, PA2000-4: 120×120mm
Hole PA2000-3: 91×91mm, PA2000-4: 111×111mm


Aside from features illustrated above, this power quality monitor also possesses other functions, including digital input, relay output, analog output, demand recording, SOE recording, automatic data logging, bi-directional electricity measurement, etc. Additionally, it supports the communication protocol of Modbus-RTU.


As an advanced, intelligent and digital front-end data collecting device for power grid, PA2000 series power quality monitor can directly replace conventional measuring instrument, power meter, harmonic meter as well as relevant auxiliary devices, and it is widely accepted in many fields, such as control system, industrial automation, intelligent building, switch cabinet, intelligent distribution panel, energy management system, automation project in substation, power distribution network automation, power monitoring system in residential area, etc.


Meanwhile, our product also features easy installation, simple wiring, convenient maintenance, little construction work, on-site programming and parameter inputting, etc. Thus, it is suitable for building up network for different PLC and computer communication software in industries.


Model Selection




Related Names
Electricity Tester | Intelligent Monitoring Instrument | Power Disturbance Device


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