ME231 Three-phase Multifunctional Smart Meter DIN Rail
Model Name: ME231 Three-phase Multifunctional Smart Meter DIN Rail
The ME231 three-phase multifunctional smart meter DIN Rail is a versatile energy meter designed for various applications, including power analysis and tariff metering. This multifunctional smart meter provides comprehensive measurements and data display for various electrical parameters, making it suitable for applications such as power analysis and tariff metering in industrial and commercial settings. It offers communication capabilities via RS485 for data integration into larger monitoring and control systems. Here is a breakdown of its key specifications and features:
General Information:
Type: DIN rail
Model Name: ME231
Current Sensor Types: Rogowski coil, Voltage-output current clamp
Advantage: Suitable for a wide current range, no dismantling measurement
Wiring System: 3P4W 4CT, 3P4W 3CT, 3P3W 3CT,3P3W 2CT, 1P3W, 1P2W
Application Field: Power analysis, Tariff meter
Display Screen: 1.77-inch TFT screen display
Weight: 259g
Dimensions: LWD: 9.457.256.6cm
Color: White
Current Measurements:
Channel Input/Voltage Range: 0-900mVAC peak, 636mV RMS
Measurement Range: Different current sensors have different ranges
Rogowski Coil Sensitivity (Rcoil): 50mV/kA @ 50Hz (0-12000A), @ 60Hz (0-10000A), 85mV/kA @ 50Hz (0-7000A), @ 60Hz (0-6000A)
Voltage-Output Current Clamp Sensitivity (VCT): 0~99999A
Voltage Measurements:
Channel Input/Voltage Range: 0~600VAC Phase Voltage
Maximum Range: 720VAC Phase Voltage
Digital Signal:
Relay Output: One-way electromagnetic relay output, contact capacity: 3A 30V DC, 3A 250V AC
Digital Input: One-way dry contact input, optocoupler isolation (5kVrms)
Communication:
RS485 Communication: One-way RS485 communication interface
Interface Type: Two-wire half-duplex
Communication Baud rate: 2400bps ~ 38400bps
Protocol: Modbus RTU
Power Supply:
Voltage Range:95~265VAC/110~260VDC, 45~60Hz(DC power supply version can be customized)
Maximum Power Consumption: 3.5VA
Data Display (Instantaneous Values):
Phase Voltage: U1, U2, U3, AVG
Line Voltage: U12, U23, U31, AVG
Current: I1, I2, I3, AVG, IN
Grid Frequency: F1, F2, F3, ∑
Power Factor PF: PF1, PF2, PF3, ∑
Fundamental Power Factor DPF: DPF1, DPF2, DPF3, ∑
Active Power: P1, P2, P3, ∑
Reactive Power: Q1, Q2, Q3, ∑
Apparent Power: S1, S2, S3, ∑
Data Display (Energy):
Active Energy (Positive and Negative): EP1, EP2, EP3, ∑
Reactive Energy (Positive and Negative): EQ1, EQ2, EQ3, ∑
Apparent Energy: ES1, ES2, ES3, ∑
Tariff Energy: ET1, ET2, ET3, ET4, ET5, ET6
Harmonics:
Voltage Harmonic Distortion/Voltage Harmonic Value: THD (Total harmonic percentage), TOHD (Odd total harmonic percentage), TEHD (Even total harmonic percentage), phase L1.L2.L3 1-50th harmonic percentage, phase ABC 1-50th harmonic voltage value.
Current Harmonic Distortion/Current Harmonic Value: THD (Total harmonic percentage), TOHD (Odd total harmonic percentage), TEHD (Even total harmonic percentage), phase L1.L2.L3 1-50th harmonic percentage, phase ABC 1-50th harmonic current value.
Phasor Diagram:
Phasor Diagram between voltage and current
Phase Sequence of voltage and current
Voltage Angle: U1, U2, U3
Current Angle: I1, I2, I3
UI Angle: UI1, UI2, UI3
Demand:
Demand for Active, Reactive, and Apparent Power
Active Power Demand Maximum: P and Time
Reactive Power Demand Maximum: Q and Time
Apparent Power Demand Maximum: S and Time
Unbalance:
Voltage Unbalance: Negative Sequence, Zero Sequence
Current Unbalance: Negative Sequence, Zero Sequence
Max. & Min. Values for Phase Voltage, Line Voltage, Current, Active Power, Reactive Power, and Apparent Power.