The Hioki PW3360 is a compact, 3-channel clamp-on power logger designed for energy auditing, demand monitoring, and power analysis. Supporting various wiring configurations from single-phase to three-phase four-wire systems, it allows users to safely and easily measure power consumption, demand, and basic harmonics (model PW3360-21) with high accuracy and log data directly to SD cards.
Specifications
General
| Parameter | Value |
|---|---|
| Interfaces | USB 2.0 (Mini-B) for PC connection, SD Card Slot |
| Display | 3.5-inch color TFT LCD (320 × 240 dots) |
Physical
| Parameter | Value |
|---|---|
| Power Supply | 100 V to 240 V AC (50/60 Hz) via Z1006 AC Adapter; optional PW9002 Battery Pack (7.2 V NiMH) |
| Operating Temperature | 0 to 50 |
| Dimensions (W×H×D) | 180 mm W × 120 mm H × 48 mm D |
| Weight | 0.55 |
Measurement Lines & Configurations
| Parameter | Value |
|---|---|
| Wiring Configurations Supported | Single-phase 2-wire (1P2W), Single-phase 3-wire (1P3W), Three-phase 3-wire (3P3W2M/3P3W3M), Three-phase 4-wire (3P4W) |
| Number of Voltage Channels | 3 channels (U1, U2, U3) |
| Number of Current Channels | 3 channels (I1, I2, I3) |
| Target Line Frequency | 50 Hz / 60 Hz |
Measurement Parameters & Functions
| Parameter | Value |
|---|---|
| Measured Parameters | Voltage RMS, Current RMS, Active power, Reactive power, Apparent power, Power factor, Displacement power factor, Active energy (consumption/regeneration), Reactive energy (lag/lead), Energy cost, Demand value, Harmonic parameters (PW3360-21 only) |
| Harmonic Analysis Range | Up to 40th order (PW3360-21 only) |
| Harmonic Measured Parameters | Harmonic voltage, Harmonic current, Harmonic power, Phase angle, Total Harmonic Distortion (THD) (PW3360-21 only) |
Voltage Input & Accuracy
| Parameter | Value |
|---|---|
| Voltage Measurement Range | 600 V AC |
| Voltage Crest Factor | 3.0 or less (at 600 V), 6.0 or less (at 300 V) |
| Voltage Input Impedance | 1.5 MΩ ±10% |
| Voltage Basic Accuracy | ±0.3% rdg. ±0.1% f.s. (at 50/60 Hz) |
| Maximum Input Voltage | 780 V AC (peak: 1103 V) |
| Maximum Rated Voltage to Earth | 600 V AC (CAT III), 300 V AC (CAT IV) |
Current Input & Accuracy
| Parameter | Value |
|---|---|
| Compatible Sensors | Hioki AC Clamp-On Sensors (e.g., 9660, 9661, 9669, CT9667 series) |
| Current Measurement Ranges | 500.00 mA to 5.0000 kA AC (sensor dependent) |
| Current Crest Factor | 3.0 or less (at full scale of current range) |
| Current Basic Accuracy | ±0.3% rdg. ±0.1% f.s. + clamp sensor accuracy (at 50/60 Hz) |
| Phase Accuracy | ±0.3 deg (at 50/60 Hz, plus clamp sensor accuracy) |
Power Measurement Accuracy
| Parameter | Value |
|---|---|
| Active Power Basic Accuracy | ±0.3% rdg. ±0.1% f.s. + clamp sensor accuracy (at 50/60 Hz, power factor = 1) |
| Effect of Power Factor | ±1.0% rdg. or less (at power factor = 0.5, lag/lead) |
| Temperature Coefficient | ±0.03% f.s. / °C or less |
| Effect of Common Mode Voltage | Within ±0.2% f.s. (600 V AC, 50/60 Hz, between voltage input terminal and case) |
Data Logging & Recording
| Parameter | Value |
|---|---|
| Recording Interval | 1, 2, 5, 10, 15, 30 seconds; 1, 2, 5, 10, 15, 30, 60 minutes |
| Internal Memory | Available for saving setting configurations and system data |
| External Storage Compatibility | SD Card up to 2 GB, SDHC Card up to 32 GB |
| Maximum Recording Period | 1 year (based on interval and SD card capacity) |
| File Formats | CSV format (binary for internal processing) |
Display & User Interface
| Parameter | Value |
|---|---|
| Display Type | 3.5-inch TFT color LCD |
| Display Resolution | 320 × 240 dots (QVGA) |
| Display Refresh Rate | Approx. 0.5 seconds (except when accessing SD card or USB) |
| Language Support | English, Japanese, Chinese (Simplified) |
| Measurement Screen Views | Value, Trend, Vector, Harmonic list/graph (PW3360-21 only) |
Interfaces & Connectivity
| Parameter | Value |
|---|---|
| USB Interface | USB 2.0 High Speed, Mini-B connector (for PC communication, data download) |
| SD Card Slot | 1 × SD standard slot (SDHC compatible) |
| LAN Interface | 10BASE-T/100BASE-TX × 1 (RJ-45 connector) |
| LAN Protocols | TCP/IP, HTTP server, FTP server, FTP client, Modbus TCP |
Power Supply & Battery
| Parameter | Value |
|---|---|
| AC Adapter Supply Range | 100 V to 240 V AC (50/60 Hz) |
| Battery Option | PW9002 Battery Pack (NiMH, 7.2 V, 2700 mAh) |
| Battery Charging Time | Approx. 6 hours and 10 minutes (with power off) |
| Continuous Battery Operating Time | Approx. 8 hours (backlight off) |
| Power Consumption (Maximum) | 40 VA (including AC adapter), 3 VA (battery only) |
Environmental & Safety
| Parameter | Value |
|---|---|
| Operating Humidity Range | 80% RH or less (non-condensing) |
| Storage Temperature Range | -10 °C to 60 °C |
| Storage Humidity Range | 80% RH or less (non-condensing) |
| Maximum Operating Altitude | 2000 m (6562 ft) above sea level |
| Safety Standards | EN 61010 |
| EMC Standards | EN 61326 Class A |
| Measurement Category | CAT III 600 V (Anticipated transient overvoltage: 6000 V) |
Physical Characteristics
| Parameter | Value |
|---|---|
| Weight with Battery | Approx. 830 g (including PW9002 Battery Pack) |
| Weight without Battery | Approx. 550 g |
Pulse Input
| Parameter | Value |
|---|---|
| Pulse Input Channels | 1 channel |
| Pulse Input Signal Type | No-voltage contact, open collector, or voltage pulse (High: 2.0 V to 45 V, Low: 0 V to 0.5 V) |
| Pulse Input Maximum Frequency | 5 kHz |
| Pulse Input Minimum Pulse Width | 100 µs (for both high and low levels) |
Measurement Specifications
| Parameter | Value |
|---|---|
| Measurement Method | Simultaneous digital sampling, PLL synchronization or fixed clock (50 Hz / 60 Hz) |
| A/D Conversion Resolution | 16-bit |
| Sampling Frequency | 10.24 kHz |
| PLL Synchronization Frequency Range | 45 Hz to 66 Hz |
| Frequency Measurement Range | 45.0 Hz to 66.0 Hz |
| Frequency Measurement Accuracy | ±0.2% rdg. ±1 dgt. |
| Power Factor Measurement Range | -1.000 (lead) to 0.000 to 1.000 (lag) |
General & Clock
| Parameter | Value |
|---|---|
| Clock Accuracy | Within ±0.3 s/day (at 25°C, with power on) |
Safety & Compliance
| Parameter | Value |
|---|---|
| Dielectric Strength | 4.29 kV AC (50/60 Hz, 1 min, between voltage input terminals and case/interfaces) |
| Insulation Resistance | 100 MΩ or more (500 V DC, between voltage input terminals and case/interfaces) |
| Pollution Degree | 2 |
General Specifications
| Parameter | Value |
|---|---|
| Clock Backup Battery Life | Approx. 10 years (at 23°C, reference value) |
| Display Power Saving Mode | 1 to 60 min (user-selectable, turns display off during inactivity) |
Measurement Performance
| Parameter | Value |
|---|---|
| Leakage Current Measurement Ranges | 50.000 mA AC, 500.00 mA AC, 1.0000 A AC, 5.0000 A AC (with compatible leakage current clamp sensors) |
| Accuracy Guarantee Period | 1 year |
| Accuracy Guarantee Temperature and Humidity | 23°C ± 5°C, 80% RH or less |
Technology
Clamp-on Power Logging / Electrical Power Analysis
Applications
Energy auditing, power consumption logging, demand monitoring, and basic harmonic analysis