Hioki 3197 Power Quality Analyzer

The Hioki 3197 Power Quality Analyzer is a high-performance instrument designed for precise measurement and analysis of electrical power systems. Engineered for both industrial and utility applications, it provides accurate insights into power quality, energy consumption, and electrical network health. Its advanced features enable engineers, technicians, and maintenance professionals to detect anomalies, optimize energy efficiency, and ensure reliable operation of electrical equipment.

Equipped with multiple input channels, the Hioki 3197 supports simultaneous measurement of voltage, current, and power parameters, including harmonic analysis up to high orders. The analyzer features an intuitive interface with a clear LCD display and user-friendly software for real-time monitoring and data logging. Its compact and rugged design allows for easy deployment in field or laboratory environments.

Key functionalities include waveform capture, transient detection, and detailed analysis of power factor, voltage unbalance, and harmonic distortion. The device is ideal for troubleshooting electrical disturbances, verifying compliance with power quality standards, and performing energy audits to improve system efficiency.

With robust data storage, flexible reporting, and connectivity options, the Hioki 3197 Power Quality Analyzer delivers reliable performance for both short-term diagnostics and long-term monitoring, making it an essential tool for power quality management and electrical system optimization.

Specifications

General / Basic Specs

Model: Hioki 3197 Power Quality Analyzer
Measurement Line Types: Single-phase 2-wire, Single-phase 3-wire, Three-phase 3-wire, Three-phase 4-wire
Measurement Line Frequency: Auto-detect (50 Hz / 60 Hz)
Voltage Range: 600 V AC
Current Range: 500 mA to 5 000 A AC (depends on clamp sensor used)
Power Range: Approx. 300 W to 9.00 MW (depends on current range & line type)
Accuracy:
- Voltage: ±0.3 % reading ±0.2 % full scale
- Current: ±0.3 % reading ±0.2 % full scale + sensor accuracy
- Active Power: ±0.3 % reading ±0.2 % full scale + sensor accuracy (PF=1)

Measurements & Analysis Functions

Power & Energy:

RMS Voltage & Current
Frequency
Active / Reactive / Apparent Power
Power Factor / Displacement Power Factor
Active & Reactive Energy

Quality & Disturbances:

Voltage Swells (Rise)
Voltage Dips (Drop)
Voltage Interruptions
Inrush Current Detection
Transient Overvoltage (≥50 Vrms, 10–100 kHz)

Harmonics & Other Metrics:

Harmonic Analysis up to 50th order
Total Harmonic Voltage Distortion (THD-V)
Total Harmonic Current Distortion (THD-I)
Voltage Unbalance Factor
K-Factor (for transformer heating)

Recording & Memory

Internal Memory: 4 MB non-volatile
Maximum Recording Time: Up to approx. 125 days (depends on interval settings & parameters)
Interval Logging: AUTO, 1 min, 5 min, 15 min, 30 min, 60 min
Recordable Items: All measured parameters including max/min/average values

Interface & Display

Display: 4.7-inch color STN LCD
PC Interface: USB 2.0 for communication & data transfer
Software: PC application for analysis and report generation

Power & Physical

Power Supply: AC Adapter (100–240 V) or Rechargeable Battery Pack (~6 hr runtime)
Operating Environment: Indoor use, 0 °C to 40 °C
Dimensions: 128 mm W × 246 mm H × 63 mm D
Weight: Approx. 1.2 kg (with battery)

Included Accessories

Voltage cords
Battery pack
AC adapter & power cord
USB cable
Labels and manual
CD-ROM with software
Carrying case

Hioki 3197

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